# dig > DNS Lookup utility. - Lookup the IP(s) associated with a hostname (A records): `dig +short {{hostname.com}}` - Lookup the mail server(s) associated with a given domain name (MX record): `dig +short {{hostname.com}} MX` - Get all types of records for a given domain name: `dig {{hostname.com}} ANY` - Specify an alternate DNS server to query: `dig @{{8.8.8.8}} {{hostname.com}}` - Perform a reverse DNS lookup on an IP address (PTR record): `dig -x {{8.8.8.8}}` - Find authoritative name servers for the zone and display SOA records: `dig +nssearch {{hostname.com}}` - Perform iterative queries and display the entire trace path to resolve a domain name: `dig +trace {{hostname.com}}`