The following bash line appears to get the default DNS server out of NetworkManager:
systemd-resolve --status $( netstat -r | grep default | head -1 | awk '{ print $8 }' ) | grep 'DNS Server:' | sed -e 's/.*DNS Server: \(\S\+\).*/\1/' -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1845824 Title: Blueman NAP feeds bad DNS to clients on Ubuntu with dhcpd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/blueman/+bug/1845824/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs