| Class | Description |
| AAAARecord |
The AAAARecord class represents a Domain Name System (DNS) AAAA resource record containing an IPv6 address. |
| ARecord |
The ARecord class represents a Domain Name System (DNS) A resource record containing an IPv4 address. |
| DNSResolver |
The DNSResolver class lets you lookup Domain Name System (DNS) resource records. |
| MXRecord |
The MXRecord class represents a Domain Name System (DNS) MX resource record containing a mail exchange server address. |
| PTRRecord |
The PTRRecord class represents a Domain Name System (DNS) PTR resource record containing a canonical domain name. |
| ResourceRecord |
The ResourceRecord class is the base class for Domain Name System (DNS) resource record classes. |
| SRVRecord |
The SRVRecord class represents a Domain Name System (DNS) SRV resource record containing a service host. |