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ubuntu:networking:dns:check_which_dns_servers_are_being_used

Ubuntu - Networking - DNS - Check which DNS servers are being used

Using systemd

systemctl-resolve --status

returns:

Global
         DNS Servers: 192.168.1.2
          DNSSEC NTA: 10.in-addr.arpa
                      16.172.in-addr.arpa
                      168.192.in-addr.arpa
                      17.172.in-addr.arpa
                      18.172.in-addr.arpa
                      19.172.in-addr.arpa
                      20.172.in-addr.arpa
                      21.172.in-addr.arpa
                      22.172.in-addr.arpa
                      23.172.in-addr.arpa
                      24.172.in-addr.arpa
                      25.172.in-addr.arpa
                      26.172.in-addr.arpa
                      27.172.in-addr.arpa
                      28.172.in-addr.arpa
                      29.172.in-addr.arpa
                      30.172.in-addr.arpa
                      31.172.in-addr.arpa
                      corp
                      d.f.ip6.arpa
                      home
                      internal
                      intranet
                      lan
                      local
                      private
                      test

...

Link 4 (br0)
      Current Scopes: DNS
       LLMNR setting: yes
MulticastDNS setting: no
      DNSSEC setting: no
    DNSSEC supported: no
         DNS Servers: 192.168.1.1
                      192.168.1.2
          DNS Domain: localdomain

Using nm-tool

“nm-tool” can be used to get information about your existing connections in Network Manager.

It's roughly the same data you'd get in the GUI “connection information”.

ubuntu/networking/dns/check_which_dns_servers_are_being_used.txt · Last modified: 2021/01/10 20:47 by peter

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