Domains with DNS TXT v=spf1 ip4:104.156.49.50 include:relay.mailchannels.net ip4:188.40.63.41 ip4:51.79.19.180 +a +mx +ip4:54.39.52.153 ~all

There are 108 domains that have DNS TXT set to v=spf1 ip4:104.156.49.50 include:relay.mailchannels.net ip4:188.40.63.41 ip4:51.79.19.180 +a +mx +ip4:54.39.52.153 ~all. The top 50 records ordered by domain rank are listed below.