Domains with DNS TXT v=spf1 ip4:204.13.48.133 +a +mx +ip4:172.105.20.37 include:relay.mailchannels.net -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:204.13.48.133 +a +mx +ip4:172.105.20.37 include:relay.mailchannels.net -all.

Top Domains with TXT set to v=spf1 ip4:204.13.48.133 +a +mx +ip4:172.105.20.37 include:relay.mailchannels.net -all