SPF Lookup SPF Generator SPF Raw Checker Domain where SPF will be published Domain An SPF record that you wish to validate before publishing on your DNS Raw Record v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net ~all Check the record