• DNS = Domain Name System.  DNS Lookups return DNS Records, which in return returns an IP address
  • MX record
    • Mail Exchange – this handles e-mail for a domain.  An MX Record will never be an IP Address.  An MX record returns either a CNAME or an A record.
  • A record
  • Address record – this always returns an A record
  • Canonical Name Record – this returns either another CNAME or an A record.
  • CNAME