Domains with DNS TXT v=spf1 ip4:174.142.205.44 include:_spf.paubox.com include:relay.mailchannels.net include:relay.mailchannel.net +a +mx ~all
There are 306 domains that have DNS TXT set to v=spf1 ip4:174.142.205.44 include:_spf.paubox.com include:relay.mailchannels.net include:relay.mailchannel.net +a +mx ~all. The top 50 records ordered by domain rank are listed below.