adig
Prints information received from Domain Name System (DNS) servers.
TLDR
Display A (default) record from DNS for hostname(s)
$ adig [example.com]
Display extra [d]ebugging output
$ adig -d [example.com]
Connect to a specific DNS [s]erver
$ adig -s [1.2.3.4] [example.com]
Use a specific TCP port to connect to a DNS server
$ adig -T [port] [example.com]
Use a specific UDP port to connect to a DNS server
$ adig -U [port] [example.com]
