Domains with DNS TXT v=spf1 +mx +a +ip4:192.145.233.213 +include:relay.mailchannels.net +ip4:173.247.240.5 +include:comcast.net -all
There is 1 domain that have DNS TXT set to v=spf1 +mx +a +ip4:192.145.233.213 +include:relay.mailchannels.net +ip4:173.247.240.5 +include:comcast.net -all.