Domains with DNS TXT v=spf1 +a +mx +ip4:66.103.159.52 +ip4:207.244.92.70 +ip4:100.42.49.134 +a:relay.mailchannels.net ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:66.103.159.52 +ip4:207.244.92.70 +ip4:100.42.49.134 +a:relay.mailchannels.net ~all.