Domains with DNS TXT v=spf1 +a +mx +ip4:23.111.168.178 +ip4:104.237.194.130 +include:relay.mailchannels.net -all

There are 34 domains that have DNS TXT set to v=spf1 +a +mx +ip4:23.111.168.178 +ip4:104.237.194.130 +include:relay.mailchannels.net -all. The top 34 records ordered by domain rank are listed below.