MatthiasLohr/phpDNSAdmin — pull request #6 by comsound (2013-11-05 21:45:31+00:00)
Title: Update spfcontent.class.php -- Fixes SPF handling for (at least) PowerDNS

Powerdns does not handle SPF records which satisfy this rule. According to http://wiki.powerdns.com/trac/ticket/249 this is intended behaviour. THis fix enforces the required quotes.