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Mail::SPF::Mech::MX(3) User Contributed Perl Documentation Mail::SPF::Mech::MX(3)

NAME

Mail::SPF::Mech::MX - SPF record "mx" mechanism class

DESCRIPTION

An object of class Mail::SPF::Mech::MX represents an SPF record mechanism of type "mx".

Constructors

The following constructors are provided:

Creates a new SPF record "mx" mechanism object.

%options is a list of key/value pairs representing any of the following options:

Creates a new SPF record "mx" mechanism object by parsing the string and any options given.

Class methods

The following class methods are provided:

See "Class methods" in Mail::SPF::Mech.
Returns 'mx'.
Returns a regular expression that matches a mechanism name of 'mx'.

Instance methods

The following instance methods are provided:

See "Instance methods" in Mail::SPF::Mech.
Returns the "domain-spec" parameter of the mechanism.
Returns the IPv4 network prefix length of the mechanism.
Returns the IPv6 network prefix length of the mechanism.
Checks whether any MX hosts of the mechanism's target domain name (that is, any of the host addresses of its DNS "MX" records) matches the given request's IP address (see "ip_address" in Mail::SPF::Request), and returns true if it does, or false otherwise. The mechanism's IP network prefix lengths are respected when matching address records against the request's IP address. See RFC 4408, 5 and 5.4, for the exact algorithm used.

SEE ALSO

Mail::SPF, Mail::SPF::Record, Mail::SPF::Term, Mail::SPF::Mech

<http://tools.ietf.org/html/rfc4408>

For availability, support, and license information, see the README file included with Mail::SPF.

AUTHORS

Julian Mehnle <julian@mehnle.net>, Shevek <cpan@anarres.org>

2021-04-05 perl v5.26.3