linux - How to find the DNS server configured in Ubuntu

resolv.conf isn't really used anymore, unless you implement it yourself. The network manager does it now. I created an alias to list the DNS servers on my system, as I sometimes switch from OpenDNS to Google's open DNS. HowTo: Find Out DNS Server IP Address Used By My Router? Aug 31, 2013 10 Best DNS Servers in 2020 (Free and Public) | Beebom Cloudflare DNS. Cloudflare is one of the world’s topmost company working in the web performance …

How To Find The Fastest DNS Server For Your Android

Best free and public DNS servers in 2020 | TechRadar Jun 18, 2020 DNS Servers: What Are They and Why Are They Used? May 08, 2020

Check DNS records on Windows with nslookup

To check the current nameservers for any domain name, you can use one of the many online whois tools available. For example: https://whois.domaintools.com How to find my primary DNS address - Quora