Domains with DNS TXT v=spf1 ip4:50.87.145.192 +a +mx +ip4:50.87.144.90 +a:fastmail.com +a:fastmail.cn +mx:fastmail.com +mx:fastmail.cn +include:websitewelcome.com +include:fastmail.com +include:comcast.net +include:gmail.com ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:50.87.145.192 +a +mx +ip4:50.87.144.90 +a:fastmail.com +a:fastmail.cn +mx:fastmail.com +mx:fastmail.cn +include:websitewelcome.com +include:fastmail.com +include:comcast.net +include:gmail.com ~all.

Top Domains with TXT set to v=spf1 ip4:50.87.145.192 +a +mx +ip4:50.87.144.90 +a:fastmail.com +a:fastmail.cn +mx:fastmail.com +mx:fastmail.cn +include:websitewelcome.com +include:fastmail.com +include:comcast.net +include:gmail.com ~all