# dig

> DNS Lookup utility

- Lookup the IP(s) associated with a hostname (A records)

`dig +short {{hostname.com}}`

- Lookup the mail server associated with a given domain name (MX record)

`dig +short {{hostname.com}} MX`

- Specify an alternate DNS server to query (8.8.8.8 is google's public DNS)

`dig @8.8.8.8 {{hostname.com}}`