Zonemaster::Constants(3pm)

Usage

   use Zonemaster::Constants ':all';

`all`	All exportable names.
`algo`	DNSSEC algorithms.
`name`	Label and name lengths.
`ip`	IP version constants.
`soa`	SOA value limits.
`misc`	UDP payload limit and minimum number of nameservers per zone.
`addresses`	Address classes for IPv4 and IPv6.

`•`	`$ALGO_STATUS_DEPRECATED`
`•`	`$ALGO_STATUS_PRIVATE`
`•`	`$ALGO_STATUS_RESERVED`
`•`	`$ALGO_STATUS_UNASSIGNED`
`•`	`$ALGO_STATUS_VALID`
`•`	`$DURATION_12_HOURS_IN_SECONDS`
`•`	`$DURATION_180_DAYS_IN_SECONDS`
`•`	`$FQDN_MAX_LENGTH`
`•`	`$LABEL_MAX_LENGTH`
`•`	`$IP_VERSION_4`
`•`	`$IP_VERSION_6`
`•`	`$MAX_SERIAL_VARIATION`
`•`	`$MINIMUM_NUMBER_OF_NAMESERVERS`
`•`	`$SOA_DEFAULT_TTL_MAXIMUM_VALUE`
`•`	`$SOA_DEFAULT_TTL_MINIMUM_VALUE`
`•`	`$SOA_EXPIRE_MINIMUM_VALUE`
`•`	`$SOA_REFRESH_MINIMUM_VALUE`
`•`	`$SOA_RETRY_MINIMUM_VALUE`
`•`	`$UDP_PAYLOAD_LIMIT`
`•`	`"UDP_COMMON_EDNS_LIMIT"`
`•`	`@IPV4_SPECIAL_ADDRESSES`
`•`	`@IPV6_SPECIAL_ADDRESSES`

3 releases since Debian 9 (Stretch); the text changed 2 times.