# adig > Prints information received from Domain Name System (DNS) servers. > More information: . - 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}}`