tldr/pages/common/dig.md

340 B

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}}