Domains with DNS TXT v=spf1 ip4:174.136.52.227 include:relay.mailchannels.net ip4:174.136.25.66 +a +mx ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:174.136.52.227 include:relay.mailchannels.net ip4:174.136.25.66 +a +mx ~all.

Top Domains with TXT set to v=spf1 ip4:174.136.52.227 include:relay.mailchannels.net ip4:174.136.25.66 +a +mx ~all