Domains with DNS TXT v=spf1 +a +mx +ip4:66.225.201.18 +ip4:66.225.201.28 +include:relay.mailchannels.net ~all

There are 18 domains that have DNS TXT set to v=spf1 +a +mx +ip4:66.225.201.18 +ip4:66.225.201.28 +include:relay.mailchannels.net ~all. The top 18 records ordered by domain rank are listed below.