NAME

       Sisimai::Reason::RequirePTR - Bounce reason is "requireptr" or not.

SYNOPSIS

           use Sisimai::Reason::RequirePTR;
           print Sisimai::Reason::->match('The IP address sending this message does not have a PTR recor'); # 1

DESCRIPTION

       Sisimai::Reason::RequirePTR checks the bounce reason is "requireptr" or not. This class is
       called only from Sisimai::Reason class.

       This is the error that SMTP connection was rejected due to missing PTR record or having
       invalid PTR record at the source IP address used for the SMTP connection.

           host gmail-smtp-in.l.google.com[142.251.170.27] said:
           [192.0.2.25] The IP address sending this message does not have a PTR record setup, or the
           corresponding forward DNS entry does not point to the sending IP. As a policy, Gmail does
           not accept messages from IPs with missing PTR records. For more information, go to
           https://support.google.com/mail/answer/81126#ip-practices (in reply to end of DATA command)

CLASS METHODS

   "text()"
       text() returns string: "requireptr".

           print Sisimai::Reason::RequirePTR->text;  # "requireptr"

       match() returns 1 if the argument matched with patterns defined in this class.

           print Sisimai::Reason::RequirePTR->match('Reverse DNS failed');   # 1

   "true(Sisimai::Fact)"
       true() returns 1 if the bounce reason is "requireptr". The argument must be Sisimai::Fact
       object and this method is called only from Sisimai::Reason class.

AUTHOR

       azumakuniyuki

COPYRIGHT

       Copyright (C) 2024 azumakuniyuki, All rights reserved.

LICENSE

       This software is distributed under The BSD 2-Clause License.