DNS Resource Types
This section details resource types supported by FortiGSLB:
In the future, secondary type zones should be available.
A/AAAA record
A host IPv4 or IPv6 address.
Configuring the A/AAAA record text field:
Settings | Guidelines |
---|---|
hostname |
The hostname part of the FQDN, such as www. Note: You can specify the @ symbol to denote the zone root. The value substituted for @ is the preceding $ORIGIN directive. |
Address type |
IPv4 / IPv6 |
Address |
Specify the IP address of the virtual server. |
TTL |
The time-to-live of the Resource Records |
Weight |
Assigns relative preference among members—higher values are preferred and are assigned connections more frequently. The default is 1. The valid range is 1-255. |
CNAME record
Identifies the canonical name of an alias. Described in RFC 1035.
Configuring the CNAME record text field:
Settings | Guidelines |
---|---|
Alias |
An alias name to another true or canonical domainname (the target). For instance, www.example.com is an alias for example.com. Note: Alias should not be the same as other records, nor should there be duplicate aliases for the same domain. |
target |
The true or canonical domain name. For instance, example.com.
|
TTL |
The time-to-live of the Resource Records |
NS record
The authoritative name server for the domain. Described in RFC 1035.
Configuring the NS record text field
Settings | Guidelines |
---|---|
Domain name |
The domain for which the name server has authoritative answers, such as example.com. Note: FortiGSLB Cloud supports third-party domain names.
|
Host name |
The hostname part of the FQDN, such as ns.
|
TTL |
The time-to-live of the Resource Records |
Address Type |
IPv4 / IPv6 |
Address |
Specify the IP address of the name server. |
MX record
Identifies a mail exchange for the domain with a 16-bit preference value (lower is better) followed by the host name of the mail exchange. Described in RFC 974, RFC 1035.
Configuring the MX record text field
Settings | Guidelines |
---|---|
Domain name |
The domain of the mail exchange server. |
Hostname |
The hostname part of the FQDN for a mail exchange server, such as mail. |
TTL |
The time-to-live of the Resource Records |
Priority |
Preference given to this RR among others at the same owner. Lower values have greater priority. |
Address type |
IPv4 / IPv6 |
Address |
Specify the IP address. |
TXT record
Described in RFC 1035.
Configuring TXT record / NS record
Settings | Guidelines |
---|---|
name |
Hostname. TXT records are name-value pairs that contain human readable information about a host. The most common use for TXT records is to store SPF records. |
text |
Comma-separated list of name/value pairs. An example SPF record has the following form:
If you complete the entry from the Web UI, do not put the string in quotes. (If you complete the entry from the CLI, you do put the string in quotes.) |
TTL |
The time-to-live of the Resource Records |
SRV record
Information about well-known network services (replaces WKS). Described in RFC 2782.
Configuring the SRV record text field
Settings | Guidelines |
---|---|
Hostname |
The host name part of the FQDN, e.g., www. |
TTL |
The time-to-live of the Resource Records |
Priority |
A priority assigned to the target host: the lower the value, the higher the priority.
|
Weight |
A relative weight assigned to a record among records of the same priority: the greater the value, the more weight it carries. |
Port |
The TCP or UDP port on which the service is provided. |
Target name |
The canonical name of the machine providing the service. |
PTR record
Resolves an IP address to a fully-qualified domain name.
Configuring the PTR record text field
Settings |
Guidelines |
---|---|
PTR address |
A PTR address, such as 10.168.192.in-addr.arpa. or 1. Note: If you use the number, the domain name is in the format "x.x.x.in-addr.arpa." |
FQDN | A fully qualified domain name, such as "www.example.com". |