Domains with DNS TXT v=spf1 ip4:192.53.172.49 ip4:192.53.172.53 +a +mx +ip4:172.104.32.244 +include:relay.mailchannels.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:192.53.172.49 ip4:192.53.172.53 +a +mx +ip4:172.104.32.244 +include:relay.mailchannels.net ~all.