joomla/joomla-platform — pull request #1833 by fitorec (2013-02-16 01:16:42+00:00)
Title: JMailHelper:isEmailAddress checked the IPv4 and IPv6 address in the domain

JMailHelper:isEmailAddress checked the IPv4 and IPv6 address in the domain

Please check:

https://github.com/joomla/joomla-cms/pull/724