|
Record type |
Name |
Description |
| A | Address Record | Maps a hostname to an IP address |
| PTR | Pointer Record | Maps an IP address to a hostname |
| CNAME | Alias Record | Maps an alias to a hostname |
| MX | Mail Exchanger Record | Specifies a mail route for a domain |
| NS | Name Server Record | Specifies name servers for a given domain |
| SOA | Start of Authority Record | Contains administrative data about a zone, including the primary name server |
| SRV | Service Record | Maps a particular service (e.g., LDAP) to one or more hostnames |
One important resource record to note is the SRV record type. SRV records are used extensively by domain controllers and Active Directory clients to locate servers that have a particular service.

