dig

DNS lookup utility. More information: https://manned.org/dig.

dig +short example.com

dig +noall +answer example.com

dig +short example.com A|MX|TXT|CNAME|NS

dig +tls @1.1.1.1|8.8.8.8|9.9.9.9|... example.com

dig -x 8.8.8.8

dig +nssearch example.com

dig +trace example.com

dig +tcp -p port @dns_server_ip example.com