Nslookup ok but ping fails The usual explanation is that the connection is due to NetBIOS however in this case Resolve-DnsName -DnsOnly should preclude that explanation. Jul 25, 2020 · I can access websites through a browser but all ping commands fail. May 24, 2018 · We had an issue similar to this on 2 systems and it turned our to be something wrong with our Forticlient Software combined with a conflict between fortclient and Malwarebytes (during the free trial of the premium webscanning console) I uninstalled Malwarebytes, and Forticlient, reinstalled Forticlient and the problem was resolved on one system, the other system was a nightmare. Here is the output of ping google. local the DNS server returns the corresponding IP address, but it doesn't return the hostname when I run nslookup xx. Pinging the IP address Can you ping google. Jun 7, 2021 · nslookup 域名结果正确，但是 ping 域名 返回 unknown host. com +tcp; I can ping the outside world using the IP; other devices on same wifi work fine However, the browser (ERR_NAME_NOT_RESOLVED), services such as curl (Could not resolve host: www. 27#53 Name: pi2w Address: 192. Apr 15, 2020 · nslookup ok but ping fail 简介 遇到ping域名失败但是nslookup解析正常的问题，排查好久才定位问题，真是年度最坑爹问题 定位 nslookup正常说明dns服务器配置是没问题的 查看ping的解析顺序，配置中是先查找 /etc/hosts 然后是dns cat /etc/nsswitch. 22: bytes=32 time=12ms TTL=127 But I cannot find an equivalent flag for ping in Linux. How nslookup compares. I have confirmed that the DNS servers are accessible from other machines. 103): icmp_seq=1 ttl=64 time=4. For example, if your command is ping hostname, then change it to ping hostname. 11. 10 DNS request timed out. (If it's the Mikrotik, make sure you're running the latest firmware. But this issue may come up again after minutes or hours. 1] Press Win + R to open the Run windows and type the command ncpa. All external hostnames work fine for both ping, ssh, dig or nslookup. 8) nslookup google. com [2404:6800:4009:802::200e] with 32 bytes of data: Request timed out. 120. On Linux name resolution is most commonly controlled by NSS which is configured by /etc/nsswitch. And the network in pi-hole is no problem. Our DNS servers are running on > Windows 2003 Servers. When I execute “ping XXX” on Windows 11 (24H2), it returns “Ping request could not find host XXX” (XXX is my company’s internal network domain name), but when I execute “nslookup XXX”, it returns the correct resolution. Other sites seem to be OK but maybe I just haven't hit the other ones that aren't OK yet. 0/24. Problem started after the creators update, users couldn’t access their mapped drives once connected to the VPN - we shortly found that the client device could nslookup the location fine, but couldn’t ping or access it without a host entry pointing it in the right direction. local Address 192. 243 Using ping company. ” Your ping is contacting resolvers, but not the same ones (or not all those) that nslookup is. bt. The CNAMEs will not respond to ping nor curl. Jul 5, 2020 · Stack Exchange Network. Apr 4, 2022 · $ nslookup -type=MX example. Mar 27, 2025 · Try using Google Public DNS if Ping fails but NSLookup works. Jul 13, 2023 · nslookup works fine; dig works fine; ping only works with ip address, not with domains; wget and curl also fail to resolve /etc/resolv. I had the same issue on a Fedora 34. 4? Do you have multiple IPs/Default gateways that may be conflicting ( output from: ipconfig /all) Are you using both IPv6 and IPv4 on your network? Can you verify the following services are running: DNS Client Network Location Awareness Remote Procedure Call (RPC)? (open task manager ping and curl are trying to get an actual IP address but the answer to the resolution jenkins-deb-builder. 8. Busybox ping IP works, but hostname nslookup fails with "bad address" Ask Question Asked 11 years, 1 month ago. Sometimes, when trying to run the nslookup command, they encounter this; however Dig's behaviour appears to indicate that it iteratively goes through all the interfaces until it gets a response, whereas ping just tries the first interface then stops/gives up. com Nov 4, 2022 · Type services. it's fast and reliable). conf to use VPN's DNS servers - ping/nslookup were able to resolve the name but nothing else including Chrome, Firefox, or wget was able to resolve the same name). It's like this for all command line programs and e. com at all. Dec 20, 2012 · Hi guys,I've noticed a strange issue from the ESXi phisical console: if I want to test the management network in a fresh installation, I logon to the console, g May 7, 2019 · Nslookup is a program to query Internet domain name servers. local: Unable to resolve target system name vm1host. Ping uses system library and fails. 110: bytes=32 time=29ms TTL=115 Nov 28, 2011 · Dig and NSlookup works, but curl fails. There are a lot of strange things occurring but I think one of the most obvious clues I can see is that nslookup returns incorrect IP addresses for my domain controller. conf, ping can fail to resolve a host even though nslookup succeeds. com走DNS 解析却可以正常解析。 可是，当你 su - root 用户后 再ping，却都可以正常解析！ 二、 问题追踪 Sep 9, 2019 · So configured iptables in MachineA to make sure Machine B also has the connectivity. 4 and 8. ping IP works. conf within the pods. com returns Name or service not known, but nslookup google. I am able to ping the A records, but not curl the the A records. (Windows 2012) DNS will not function correctly, thus no Internet or Windows updates, etc. Specifically, ping is not Mar 13, 2023 · I understand that Ping and NSLookup do not use the same resolution methods. local then ping domain. I can ping external IP addresses (e. because your computer needs to know which network adapter settings should take priority, there is a priority order called interface metric on each network adapter. General failure. local will check the DNS Server for an address associated with domain. When I run nslookup client. And I edited the /etc/resolv. Best regards. We have an extremely strange issue where all of our domain-joined machines are showing connected to a Private network rather than Domain network, and users are unable to logon other than with cached credentials. windows-server, question. So the ping failure is simply caused by the server or firewall protecting it being configured to drop ICMP packets, i. Oct 23, 2017 · Hi. Furthermore, I cannot ping the hostname either, but I can ping the clients by their IPs. [:@] But sometimes it works just fine! [:@] VPN connection is on the top in connection list. 46; And worst still, it's all intermittent. com correctly returns the IP address. com, etc) that can reply ping. This involves looking in the DNS cache, as well as static records in the hosts file. hole Address: 192. com: Unknown host (like nslookup) or other methods. Has any of you seen this issue before? Sep 20, 2017 · When at home, sometimes the internet access is unstable, the browser cannot show any site, it's not related to my router. nslookup I can nslookup and dig an internal hostname, and I get a rapid response, but I cannot ping or ssh to the server. 1. For instance, if you open the abc. I can ping the DNS servers (by IP address). Ipconfig /flushdns should resolve this issue by clearing the negative cache, assuming a simple configuration (no intermediate/backup nameservers also caching the negative lookup, no hosts entries, etc). So while this fails: Apr 22, 2015 · When I try to ping google. 110: bytes=32 time=29ms TTL=115 Reply from 142. 1 or 203. Step 3: Enter the following value in the corresponding field and then click OK to save Nov 3, 2023 · I can connect to the VPN, and I can join every IP on my remote network. Request timed out. This did not help. It may work for the issue. 27 Address: 192. ) At a command prompt I can use ping and nslookup with either an IP or URL and it works. Hit Enter to open the Network Oct 30, 2012 · "However, ping should end up trying DNS if the other lookup methods don't return an answer, implying the reason ping fails on its own is because another method it's trying before DNS is returning an answer": Apparently not. This article dives deep into the reasons behind the issue where "Nslookup works but Ping fails in Windows 11 and 10" and offers comprehensive steps to troubleshoot and resolve it. 46; FAILS TCP port 80: traceroute -P TCP 142. conf, it seems OK. Telnet and HTTP, however, reside in the application layer, and so they require those ports to function. 243 Address: 192. 164] with 32 bytes of data: (Ping fails, because icmp is blocked, but that isn't a name resolution issue. 46; FAILS PING: ping 142. H:\\>ping google. Tried running ping on Windows, Linux VM, Android (termux) but none of them worked. Since ping/nslookup/tracert all rely on ICMP, which is layer 3, they do not rely on a destination/source port to function. I can dig and nslookup fqdn too, but cannot ping them: ping: cannot resolve domain. Ping fails but nslookup works. Oct 27, 2024 · Hope someone can point me in the right direction. com or github. com: Name or service not known. Update. com) or ping an domain do not work. DNS lookup fails even when preferable DNS server's address is manually set to confirmed online DNS servers (i. 217. If I re-install Windows or restore from a recent Windows backup, everything works again, until the next time it happens. Adding a new one can solve the problem temporarily. com works. 1. See below: H:\\>ipconfig /flushdns Windows IP Configuration Successfully flushed the DNS Resolver Cache. but if I try to ping the exact same name I get “Ping request could not find the host” this seems to be affecting clients connected wirelessly only and it isn’t just ping that is affected. Edit that new DHCP Relay Agent object, and add the IP address of the DHCP server. com dig @8. So if your nslookup works but ping fails on your Windows 10 PC when querying the IP address of a website then it could be caused by many reasons. IE cannot display the webpage. I can ping basically any valid name I want and get a response, but nslookup fails. 243#53 Name: ldap. not to respond to ping - a common security practice. 190 日志. We were able to resolve that host name on the box manually with ping/nslookup command. Heck I cannot even ping my Hetzner Gateway from the OPNSense VM. I am using push "dhcp-option DNS 10. However when I ping the domain name it returns correctly. ping The problem is that I cannot ping a device by it's hostname on my Debian 8 server. 11 doesn't run or doesn't exist at all, both will fail. fernando@desktest:~$ nslookup ldap. 61 ms I use ping as an example because it's simple, but most of the other tools I need to use show the same results as ping. Restarting dnscache service doesn't work. 遇到ping域名失败但是nslookup解析正常的问题，排查好久才定位问题，真是年度最坑爹问题. After trying to ping, run "arp -na" to see if you got a MAC address for the IP you tried to ping. ping: cannot resolve publicwebserver. apple. However, when I try and do an NSLOOKUP using my ISP DNS servers it fails which would indicate that the records have not been propogated to a "real" external DNS server Apr 9, 2008 · ping relies on DNS Client service, whereas nslookup simply connects to DNS server directly. conf hosts: files dns myhostname 查看 /etc/hosts 发现没有配置，按理说应该是 Feb 12, 2025 · Hi, I’ve encountered a problem. com, but nslookup returns the correct ip address for google. ) May 11, 2023 · But this fails % ping dc1-main. Jan 9, 2019 · 还有一种情况，开了easyconnect这样的vpn软件，同时又配置了自己的dns server. 27 Server: 192. Busybox ping IP works, but hostname nslookup fails with "bad address" Ask Question your kernel seems to be Ok, but your DNS resolving does not work. Manually adding server with the ip address obtained by nslookup to /etc/hosts makes ping work too, but this "solution" circumvents the nameservers and is thus not ideal (and I would have to add about 20 other entries as well). That is, when you have a name and ask for its IP address. Aug 10, 2017 · How can ping and the browser possibly get the IP if the more basic tools fail to do the resolve? Setup is just a DragonBoard with Win10 IoT Core, connected to an iPhone hotspot. For example, if you previously used ping windowsreport command, try using ping windowsreport. com [142. Specifically, this configuration contains a hosts entry Jul 18, 2015 · the only other possible issue, although both ping and nslookup would likely be the same incorrect ip if this was the case. conf May 30, 2020 · Nslookup works but ping fails on Windows, while I use the dns from pi-hole. 151. My question: What are Resolve-DnsName and ping doing differently than nslookup? I have two different FreeBSD servers (different hosting companies), both exhibit this same behavior: They pick a specific IP address (216. 187. 185. dig @8. ) Dec 7, 2016 · If you can ping from UCS to child DC, that's good. com. a. com' But when I saw David T's post here, I decided to try it with curl. it is just the PING using a FQDN doesn't resolve. Sep 6, 2016 · curl/ping try to resolve an IP-address with mDNSResponder or by other means and finally operate on/interact with the remote host. Windows. Jul 8, 2019 · This is a weird one: Environment: Single Windows 2016 DC (Win 2012 functional level) DHCP DNS Multiple 2008 and 2012 R2 servers (Files, SQL, ERP) Mix of Windows 10 and Windows 7 clients Issue: I have just one of 40 computer that is unable to connect to any of the file servers or internal resources, however it has no issue with resolving external servers and website and getting email from O365 Feb 13, 2015 · Ping: $ ping server ping: unknown host server $ ping server. com returns an IP. Then, Right-click on server name and select the IP tab, choose DHCP, ok! Works a charm. Maybe ping gives up after a timeout. 查看ping的解析顺序，配置中是先查找 /etc/hosts 然后是dns. 余额是钱包充值的虚拟货币，按照1:1的比例进行支付金额的抵扣。 2. 04. If I go to Google's IP address in Firefox I get the message We can't connect to the server at www. They also answers to nslookup, but ping says "host name not found". Nslookup is notable for being preinstalled on Microsoft Windows, which means you can learn one troubleshooting tool and use it on two platforms. Feb 13, 2014 · The difference between nslookup and your browser / ping test is that nslookup will force a DNS lookup, whereas the other tests will will use the normal name resolution lookup order to resolve names. If they nslookup the same hostname then it returns the correct details from the local LAN DNS. 14. All my other devices have the DNS Settings given by the main router via DHCP. conf is: # This file is managed by man:systemd-resolved(8). I think it comes from my mac, because the "ping fqdn" did work, and then stop. com" When running Wireshark on the client before/during a failed request, no packets are sent by the client machine (either for DNS resolution or for an initial HTTP/ping/tracert request) Restarting the DNS Client service does not resolve the problem Jul 23, 2022 · I didn’t say that ping in your case isn’t using DNS at all: “If NSS isn’t configured to use the same resolvers as those configured in /etc/resolv. km ) and that canonical name doesn't resolve to an IP address, that's why those tools cannot get an IP address. please help! Feb 25, 2014 · I am using Mac OS X 10. com PING server001. Hope this helps anyone who might still be trying to figure it (This doesn't work in IE. 22 Pinging somehost2 [10. 06-09 nslookup-OK-but-ping-fail. Same behavior for internal and external domains like google. Wait a few moments, right-click DNS Client again and choose Start from the menu. 114. com? Can you ping google DNS: ping 8. 25: 568: July 29, 2015 Can't ping by host but can Jan 29, 2023 · Use nslookup -q=A and nslookup -q=AAAA to compare the results. I have Windows 7 and Windows 8 machines in LAN and both of them having intermittent failures to resolve the hosts using FQDN, Hosts in LAN can be reached using IP address and NSLOOKUP works fine too . What am I doing wrong? Here's my config: Wireguard Server I am running an OpenVPN server but when Windows 10 clients connect they cant ping hostnames on the internal LAN (but can ping via IP). nslookup works but ping fails in Windows 11 and windows 10netsh winsock reset catalognetsh int ip reset reset. It sends a name server query to the DNS and obtains the corresponding IP address Dec 17, 2021 · nslookup ok but ping fail. 64 bytes from server001. DNS resolution just won't work, but strangely enough, nslookup does and connectivity is fine: root@solarisxyz:~# ping stackex nslookup ok but ping fail 简介 遇到ping域名失败但是nslookup解析正常的问题，排查好久才定位问题，真是年度最坑爹问题 定位 nslookup正常说明dns服务器配置是没问题的 查看ping的解析顺序，配置中是先查找 /etc/hosts 然后是dns cat /etc/nsswitch. subd. mynet. plop. If the host 192. I have a Windows 2008 standard server which can ping by hostname and give me the proper IP address back however if I try to do an nslookup on the hostname I receive: server: nmgdc1. xxx. Actually, ping fails to resolve if a part of a name begins or ends with underscore. When you say you can "do a nslookup", can you show your exact command? Because I am certain that nslookup is not actually able to talk to child DC for the simple reason that there is NO dns server listening there at port 53. When I execute “ping XXX” on Windows 11 (24H2), it returns “Ping request could not find host XXX” (XXX is my company’s internal network domain name), but when I execute “nslookup XXX”, it returns the correct… Oct 7, 2015 · In testing, I have discovered that nslookup ALWAYS works but ping doesn't. *** Request to nmgdc1. conf to use another namespace such as 114. If nslookup works but ping fails, it means that your computer can resolve the domain name to an IP address, but it cannot connect to the server at that address. redhat. Do not edit. Solution 2] Force Windows to do a DNS lookup by using FQDN. 232. bogon. Sep 29, 2021 · nslookup is a command-line tool that helps to find DNS records of a website. --HTH Marty "AXJ" wrote: > Hi all > > We have a very weird DNS resolver issue. Also note that ping is blocked in many firewall configurations. foobar. Step 2: Tick the option “Use the following DNS server addresses”. com ，发现还真是解析不了；nslookup oa. local: Ping request could not find host vm1host. 200. 100) but it does not resolve from every server I try (it does for some). xx. If it's a local ping (you can't ping your GW), take a look at the arp tables. service. com:80 * Couldn't resolve host 'google. Jul 6, 2015 · @HåkanLindqvist I'm afraid not, it's unstable, I try serveral times then it works. After "downing" the first interface with: ifconfig enp0s3 down ping then started using the DNS on enp0s8. But now a nslookup: PS C:\Windows\System32> nslookup hass Feb 13, 2019 · My wifi icon in top right has a question mark, ping google. example-preprod. 115. domain. Feb 12, 2025 · I’ve encountered a problem. local Address: 192. Please check the name and try again. google. There are two network cards on my computer. IN A <unknown public IP address>). PS C:\\Users Jul 16, 2019 · We are working with Bind server on Ubuntu 16. Jun 11, 2020 · Under my company's network, curl always failed but ping can succeeds always on WSL 2. When I am trying to ping a particular domain it returns me "Unknown host" but when I run nslookup on that same host immediately it returns me the correct IP. Step 1: Follow the steps in Way 3 to open the properties of Internet Protocol Version 4 (TCP/IPv4). The nslookup responds instantly. Nslookup is the oldest of the three tools and has been on the deprecation chopping block at least May 20, 2024 · FAILS TCP port 33434-33474: traceroute -P TCP -p 33434 142. from Mikrotik) or whether it's inventing the response on its own decision. So to explain. But if I use any other DNS, It hasn't that problem. conf hosts: files dns myhostname Feb 19, 2025 · Finally, click OK and exit. Jan 30, 2017 · dig and nslookup uses their own way resolving names and are ok with this. That means it cannot resolve NetBIOS names. One easy way to verify WINS resolution (since there isn't a standard "winslookup" type utility) is to ping the target host: ping sh-server Oct 4, 2024 · dns-sd just seems to hang, no response at all for many minutes. I have an Active Directory / DNS(10. 238) for every domain that does NOT exist. Nslookup is a tool that allows you to troubleshoot DNS issues. DNS on router set to 4. com Ping request could not find host anything. company. Nslookup works fine because it skips the local resolver. e ping 8. Actual Behaviour: No pages can be reached when using a browser. Below provided each machine Dec 4, 2022 · "unknown host" means the normal DNS A (or AAAA) address record lookup failed. 定位. " ping to app05 : ok nslookup to app05 : ok ANY browser to app05 : ok HOWEVER : after a few minutes it is back to before: ping to app05 : not ok nslookup to app05 I have 2 other web sites hosted on the LAN. If I try to ping however, ping server fails with unreachable host. 32. Nslookup is very good for querying DNS servers but it does not give you the whole picture when it comes to name resolution. Occasionally, our > clients can't resolve internal server DNS names with ping but Jan 31, 2013 · I activated DNS and AD Roles in Windows 2008 r2. 56 The answer is icmp type-2 filtered. TEST 4 : turned off IPv6 on all interfaces (connected or not) Results : at first I had a "yes, it works. com, ISSUE; Jul 23, 2014 · From a client command prompt PING it simply fails: C:\Users\myusername>ping anything. But I could still ping my DNS server(the Google DNS). it took 9 Jul 4, 2021 · Try making a DNS query at 192. my. The answers here did not work for me - it wasn't a browser issue. 6. 1" which is my local LAN DNS. Using nslookup's debug mode, I found that this was due to DNS recursion devolution (thanks @joeqwerty) and a previously existing but unknown public root wildcard DNS RR (*. But you'll get the same information by pinging your gateway and then checking the arp tables. 1 The local IP is my local PiHole, which I mainly use as a local DNS Server. it is mapped drives and web Sep 26, 2010 · C:\Documents and Settings\Helen>ping digg. com website, here’s how it will look like: nslookup xyz. com * getaddrinfo(3) failed for google. Appreciate any help with this issue. local Please check the name and try again. km is a CNAME ( mailtest-4. uk. 8 google. 22: bytes=32 time=6ms TTL=127 Reply from 10. To resolve, you can register your domain with a domain registrar if you are using an internet DNS or add an entry to the DNS used by the client machine if it is a private DNS. search. Nov 4, 2016 · I've configured the DNS settings for a host (admin. com fails with 2 seconds timeout. com Pinging google. cat /etc/nsswitch. Maybe ping just gives up after trying a couple of methods. nslookup is always OK, and curl failed many times until last time it success – leo Commented Jul 6, 2015 at 9:53 Oct 25, 2012 · I am having an odd ball issue her and it is ruining my day quickly. . com fails, i have never seen such behaviour before, how is it even possible ? Also i am still able to ping google. DNS request timed out. Jan 12, 2006 · Dear friends, I can ping the server but i could not telnet the server? Wich command will help me : traceroue , iptrace or nslookup? And how can i resolve this problem. Bummer, ping doesn't find it. For example, I'm on a server Sep 15, 2014 · This sounds a lot like a mismatched port forwarding configuration. Client - ping: root@app-01:~# ping -c1 nig The nslookup command works, indicating that the DNS service is reachable and can resolve domain names. There are older Google results that suggest disabling ipv6 - but there does not appear to be ipv4 in Windows 10 ipconfig /flushdns cleared the problem but then it came back and I don't want to be jumping into the command prompt every 5 minutes Aug 8, 2013 · 2 NICs teamed for the Management 3 NICs teamed for VM001 with NLB 3 NICs teamed for VM002 with NLB Neither the host nor it’s guest servers can resolve IPs with nslookup. Port 389 is irrelevant in this instance. With the static ip setup (multiple static ips on the same network connection, dns server set to Mar 6, 2020 · From my x86_64 Slackware/Absolute box, I can lookup hosts: $ nslookup pi2w 192. I can ping the DNS servers successfully, but when I try nslookup on them I get “No response from server”. Expected Behaviour: After adding the pihole ip as the DNS on my Windows machine then hosts should still resolve and be reachable via a browser. local Server: 192. net，自然 ping Feb 3, 2022 · Following Screen shows that i can ping google. Everything connected in that network (2 servers) do ping the DNS server $ nslookup vanja Server: 192. com (192. Try appending a dot at the end of command. com, OK; curl https://www. From a workstation, can ping the nslookup, on the other hand, talks to DNS servers directly and doesn’t use the Windows resolver. com alidc. cpl. Ping conti 2 days ago · ping vm1host. Same problem if use wget, konqueror, etc. 余额无法直接购买下载，可以购买vip、付费 In the Select Routing Protocol dialog box, click DHCP Relay Agent, and then click OK. command and check if that works. 251. local") in a URL but when I use host or nslookup on the same computer on the command line, the resolutions works fine (i. 12 but with ping it fails: $ ping vanja ping: unknown host vanja This happens, because ping appends the local domain to the host, but DNS server does not know this domain (and I have no ways to set it), see strace output: Local resolution fails (ping) until the (5 minute?) negative cache timeout expires. yahoo. running the Nslookup window works but the ping fails Locate DNS Client, right-click and select Stop. 这个时候ping 某个自己的dns server中才有的域名是没法解析到的，即使你配置了自己的dns server，如果这个时候你通过 nslookup 自己的域名, 自己的dns-server-ip 确实是能够解析到的。 Nov 24, 2017 · nslookup 域名结果正确，但是 ping 域名 返回 unknown host. mydomain, www. VPN push internal DNS servers works just fine. 4] Check your Host File If you can Ping but NSLookup fails, common causes include missing DNS records for the host, misconfigured DNS server settings, or domain Apr 17, 2023 · PS C:\> ping /a 10. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. When I demoted the old DC it seemed to go ok, but then when I tried to remote back into On the other hand, if you're using WINS, nslookup won't help you because it only deals with DNS. 194. We were also able to fire that external service using curl with same parameters what server is trying to use. Jul 4, 2014 · We are getting the following exception when a Java EE server tries to resolve a host name from one of the services. When pinging this IP, it actually works. 0. Jan 27, 2022 · Title says it all. The DNS resolves when using nslookup but hosts cannot be pinged. Dec 18, 2023 · ipconfig adapter/IP/gateway settings are OK; Pinging IP addresses directly works (i. 1). e. 8), it worked for about 24 hours after startup, then failed. Client that tries connecting is running macOS Sierra. net，自然 ping 还需要故意，linux,ping过程域名解析，还有一个方向解析过程，内网解析器，目前使用coredns做内网的域名解析器的时候，使用etcd插件时候需要配置方向解析配置，否则ping时候，会把反向解析发送外网上游dns,出现超时， ping to app05 : not ok nslookup to app05 : ok ANY browser to app05 : not ok. conf hosts: files dns myhostname 查看 /etc/hosts 发现没有配置，按理说应该是 That means doing an NSLOOKUP and asking that particular server for the IP address of itself works. Jun 5, 2022 · DNS doesn't work, though I can ping it. Windows troubleshooter reports that DNS server cannot be reached by the device. Can't browse to my. However, you can still see whether it successfully resolved the host name to an IP address. the VPN's adapter's interface metric should be the highest Jan 11, 2022 · Expected Behaviour: Be able to nslookup a local DNS using Pihole as DNS, and be able to see an HTTP server and ping the machine Actual Behaviour: Lookup is working and is giving the correct IP. I tested changing either one back and it breaks again. Firefox. The name server there is correct, and I can ping that name server. Nov 7, 2014 · nslookup domain. PING: transmit failed. But the problem does occur to other hosts (www. com even after an ipconfig /flushdns. com just fine. Many administrators work on multiple platforms. Sep 3, 2015 · On that same Properties page, double click IPv6 > Advanced > Uncheck Automatic Metric > Enter 15 for interface metric > OK > OK. Have checked DC health, dcdiag all seems to pass OK, DCs are replicating OK, confirmed with repadmin. Nslookup works fine when resolving the name of the machine and pinging works w/out issue for both IP and name. Feb 9, 2018 · 抵扣说明： 1. 2. Sep 9, 2022 · ping: oa. net aliyun. Have now done a network trace on this and seemingly found the following: The first ping request for host1 does May 29, 2018 · I am trying to complete an nslookup for a number of hosts on an affiliated domain, but all nslookups fail. Feb 27, 2010 · hawk:~ user$ ping publicwebserver. 186. Jul 13, 2019 · The remote computer is using a DNS that doesn't know your server IP address. 然后被自动追加了 tbsite. co. local: Unknown host I have make searches on Internet but cannot find a solution. it with IP 100. ssh -vvv xxx Jan 4, 2025 · A common instance of this phenomenon occurs in Microsoft Windows environments, where "nslookup" returns results while "ping" commands fail. local: Unknown host. On other machines, these CNAMEs and A record names will respond to ping and curl completely. Dec 26, 2023 · Nslookup works but ping fails? Here's why and how to fix it. The whole issue revolves around the fact that the vendor software checks to see the target is alive before allowing connection, and I’m assuming it uses ping method because it gives a warning it can’t reach the target host and won’t let you connect. 115, everything was ok. Aug 7, 2019 · Boot back into Windows, and nslookup works but everything else fails to resolve DNS. 106: Packets: Sent = 4, Received = 0, Lost = 4 (100% loss), But pinging my internally defined dns entries (defined in forward lookup zones) works fine. That looks like the same resolution problem that Edge showed. timeout was 2 seconds. If nslookup works but ping fails, perhaps you can fix the problem simply by adding a dot after the domain. However, ping by domain name fails, suggesting a problem with the way DNS queries are being handled or a potential misconfiguration in the search domains or resolv. dev. This can be caused by a variety of problems, including incorrect DNS settings, firewall restrictions, or a Mar 26, 2013 · Ping host1 - fails with ping could not find host; Ping host1. 243) and if I get in the terminal and do a nslookup it finds the ldap server just fine. Pinging any ip whether it be on the internet or local works perfectly fine, but any DNS resolution does not work including localhost. Mar 28, 2022 · host, dig and nslookup can resolve domain names to IPs e. 101 C Jul 22, 2019 · If using a proxy server, you may run into trouble if the proxy server cannot 'see' the destination host. 10 nameserver 1. C:\Documents and Settings\Helen> So as you can see the computer get's the correct IP address for any domain name using nslookup but trying to ping or browse to any domain name instantly fails. 140. I can ping 8. 18 I am having a very strange problem with my installation of Solaris 11. local. nslookup标签. 239. nslookup www. You can also try arping to to see if that works. 1) on the network 10. 4. Oct 6, 2021 · I pinged the IP address and failed with same message. For example, if using a test or development environment and your linux development host is configured to use the corporate proxy, then you may need to configure or override the no_proxy environment variable. 113. g. Only after changing both of those settings is the issue resolved. I also tried to set the same DNS in Windows 7, everything still was ok which made me confused. 103) 56(84) bytes of data. 1 – if you receive a response from this address you'll know it's not legitimate, because this address does not exist anywhere on the Internet. nslookup正常说明dns服务器配置是没问题的. 就是要你懂DNS--一文搞懂域名解析相关问题. 1 Address: 192. tracert vm1host. 04 client. I found that if I instead ping a hostname with Nov 21, 2013 · I had a similar problem, in my case, ping/dig/nslookup were ok but wget/curl and Firefox did not work fine. ping to ip address works but domain name fails. So for instance: # curl -v google. Dec 22, 2018 · Hello, I demoted a domain controller after moving fsmo roles and DHCP off of it. logipconfig /flushdnsipconfig /registerdnsroute /f Jun 9, 2014 · I am having a confusing problem on one of my hyper-v host servers. 100. Google到的帖子大概有如下原因： 域名最后没有加 . If I use a CNAME entry with an "*" nslookup reports the correct IP address but the client PING fails in the same way as above. com走DNS 解析却可以正常解析。 可是，当你 su - root 用户后 再ping，却都可以正常解析！ Mar 29, 2011 · Yes, I can't ping the IP of www. Apr 9, 2019 · Connectivity is clearly okay, nslookup shows that DNS is working, nslookup resolves my xxx. Understanding Nslookup and Sep 30, 2019 · However, neither ping or ssh work ('login' is a bash script that uses my key): christopher@HAL4:~$ ping web4 ping: web4: Name or service not known christopher@HAL4:~$ login web4 ssh: Could not resolve hostname web4: Name or service not known My /etc/resolv. 64. 01-09 twitter @plantegg. The ping doesn't resolve hostname, but nslookup does. 114 Nom : node1 Address: 192. local - also fails with ping could not find host; IPConfig /displayDNS - lists host1 as Name does not exist; NSLookup host1 - works fine and resolves router correctly. I have a 14-inch Macbook Pro released in 2021, recently my DNS failed regularly, the problem is as follows: my current DNS to Google DNS(8. com, I get ping request could not find host google. But then I did a ping on the hostname of that machine: PS C:\Windows\System32> ping hass Ping request could not find host hass. Ping statistics for 173. ping server. dscacheutil takes an age to come back with no response. If I fire up Network Utility, I get the same problem on the Lookup tab (probably since it uses nslookup or host on the back-end). I am able to do an nslookup command for any internal name or server and the results return successfully. Use a packet capture tool to verify whether Adguard is receiving the NXDOMAIN from upstream (i. Finally, if ping doesn't Jun 16, 2010 · nslookup works, but ping fails by hostname (works by ip). com ping: cannot resolve dc1-main. ping tells me that it can't resolve some hostname ("ping: unknown host domain. So here’s my setup. 27 But when I do $ ping pi2w ping: pi2w: Name or service not known So it appears that the Pi is serving names correctly, but resolv. Thank’s a lot. It verified connectivity. It's possible to have a correct PTR record but a bad or missing A or AAAA Oct 25, 2012 · Server 2008 R2 can ping IP address but can't ping hostname, nslookup fails also. ) Sep 30, 2024 · We have noticed that sometimes, Windows fails to resolve the domain name when one tries to ping it or do nslookup. If I ping that IP, i get responses, but if i ping the local domain, it does not work. We are unable to curl because DNS resolution but ping and nslookup are working from Ubuntu16. 26. The same argument goes for ping -a. com $ ping 66. e to 8 Local resolution fails (ping) until the (5 minute?) negative cache timeout expires. com but nslookup google. 46; FAILS ICMP: traceroute -P ICMP 142. 168. 250. com [172. The problem comes with the client machines, the client is set to use the dns server (in this case 192. 22] with 32 bytes of data: Reply from 10. Windows can resolve these addresses: C:\Users\iain>ping www. Given that pinging the IP but not the domain works, I tried resetting the DNS cache via : sudo dscacheutil -flushcache ; sudo killall -HUP mDNSResponder. MSC and press Enter or click OK. (I was connected via VPN and the VPN client had correctly updated resolv. C:\\Users\\Alexandre>nslookup node1 Serveur : pi. DC still has internet connectivity but all the joined servers lost internet connectivity. Feb 5, 2022 · Responding as expected. Other apps and services, like updaters, that connect using an IP address work; those that use a URL, like my Thunderbird mail client, fail in a way consistent with not finding a server. com' * Closing connection #0 curl: (6) Couldn't resolve host 'google. Instead, the issue was fixed by editing /etc/nsswitch. I checked /etc/resolf. I have to enable/disable airplane mode. local timed-out Oct 4, 2023 · This is an unusual workaround, but it worked for some users. com Pinging www. conf. What could be causing this? More testing: Firefox, wget and ping have the same problem. Jan 28, 2014 · Hello everybody!!! I’m working on my final project and it consists of doing a small network with Active Directory, DNS, DHCP, FW, DMZ, Exchange, etc, etc… Right now, I’m having a little problem with my DNS and my DMZ. local - however if you have an entry in your hosts for domain. If I ssh into another machine, from there I can ping and curl just fine; Contents of /etc/resolv. com fails to return anything (nothing printed on screen) nslookup www. nslookup <vm1-ip-address>: Works Ok ping <vm1-ip-address>: Works Ok tracert <vm1-ip-address>: Works Ok (also displays vm1host Oct 20, 2021 · ping www. However I'm able to open your test page "Liam's dev site - Hello There" when I put the IP on a browser. Pinging google. com returns "could not find host company. local would use that address and not the one from DNS. 于是用业务进程运行用户身份 ping oa. We have Vista and WinXP clients. your kernel seems to be Ok, but your DNS resolving Using nslookup's debug mode, I found that this was due to DNS recursion devolution (thanks @joeqwerty) and a previously existing but unknown public root wildcard DNS RR (*. nameserver 192. 1#53 Name: vanja Address: 192. Wireshark shows the DNS query going out but no replies. Ping request could not find host digg. 110] with 32 bytes of data: Reply from 142. It could be that the nslookup queries work for you but when you try to use PING, it fails. The firewall on the wireguard server does not show the queries being blocked. What I tried. example. 简介. nmg. As a matter of fact they are accessible from VM’s Apr 18, 2020 · Pihole is installed on a Raspberry PI A+ that is connected to the network via a usb (gadget mode). 赶紧Google一下: nslookup ok but ping fail, 这个关键词居然Google自动提示了，看来碰到这个问题同学的好多好多. conf is not being examined by ping for name servers. Dec 19, 2023 · Solution 1 – Try adding a dot at the end in Ping command. The environments is: Ok, someone smarter than me can explain? nslookup fails, ping works, no other issues with internet Reboot fails to cure. No special hosts or resolve files have been adjusted. Having a bit of an issue with Windows 10 and VPN connections at multiple locations we look after. You gave an example of nslookup working for the inverse lookup (the PTR record; when you have the IP address but you ask for the name). so it is being resolved somehow. Then the ping works again. ping hostname or FQDN does NOT work nslookup works. hifp dgwdj xkyocr yljwq rpoj zir nrpxcxx wmzykx bro waujrz msnd fht uquh ilwqhxe uirsb