Linux what is my dns server

Show 13 more comments. In Ubuntu This should be the accepted answer! How may I change it? Show 3 more comments. JamesThomasMoon 1 1 silver badge 11 11 bronze badges. So: First check if Peter V. This is the most complete answer — Marinos An. Thank you. Some of us out here do not use NM and that is good for the community.

Just for completion, the dig utility can be easily installed with apt install dnsutils. Adam 5 5 silver badges 12 12 bronze badges. Do I have to restart nm after doing the dns change? This is great. It works even without that network-manager business.

It doesn't. DNS device show eth0 IP4. DNS connection show conn-name IP4. Suleman Hasib Suleman Hasib 81 1 1 silver badge 9 9 bronze badges. Phil Phil 1 1 gold badge 3 3 silver badges 8 8 bronze badges. Thank you, I didn't have NetworkManager and didn't want to install it, your answer was very helpful. DNS dev list nmcli -f IP4. SebMa SebMa 1, 1 1 gold badge 15 15 silver badges 25 25 bronze badges. On Ubuntu SpeedCoder5 SpeedCoder5 1 1 gold badge 2 2 silver badges 7 7 bronze badges.

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Now live: A fully responsive profile. Linked If you like what you are reading, please consider buying us a coffee or 2 as a token of appreciation. We are thankful for your never ending support. Server: Many Linux users these days use a dns cache and so the dns server in resolve. Systemd-Resolved can have different dns servers for different networks concurrently and the resolve. Andrew I think you will find this is a dns cache on your local machine.

If you look in that file now, all you get is Yes, anytime I see an article written since NetworkManager was forced upon us that still thinks resolv. Contents of resolv. Have a question or suggestion? Please leave a comment to start the discussion.

Active Oldest Votes. Improve this answer. Lonnie Best Lonnie Best 4, 4 4 gold badges 18 18 silver badges 31 31 bronze badges. On Debian this requires the network-manager package. I've updated the answer to reflect what's working for me in Show 7 more comments. In that case, things depend on what you're using. This file typically points at And if you have several upstream server configured? How to know which one is currently used? I would suggest to mention that file is a link and dynamically generated for systems using resovconf like Ubuntu.

I've seen this answer millions of times and until today is that I think it is correct, because I understand now that it is actually a dynamically generated file. See the answers by G32RW or Lonniebiz for a more robust approach under various circumstances, e. Show 3 more comments. On systems running systemd use: systemd-resolve --status Or: resolvectl. Brian Topping 4 4 bronze badges. Says Failed to get global data: Unit dbus-org. This is the new default way to do it in Ubuntu This is the only solution that worked for me, as the others returned What am I reading?

Show 6 more comments. I think you can also query DNS and it will show you what server returned the result. Try this: dig yourserver. Freiheit Freiheit 9, 1 1 gold badge 14 14 silver badges 16 16 bronze badges.

On Debian this requires the dnsutils package. Ubuntu In the example below, it shows that the DNS server used is at 8. Mads Skjern 1 1 gold badge 6 6 silver badges 12 12 bronze badges. Sam Sam 5 5 silver badges 2 2 bronze badges. On a recent Ubuntu, this again points to the local cache server In CentOS 7 it quits with error, but it is a vm so I did nslookup google.

Praise you. Show 2 more comments. With the new network-manager command nmcli , do this: nmcli --fields ipv4. DNS[1]: