Domains with DNS TXT v=spf1 +a +mx +ip4:107.6.152.18 +include:relay.mailchannels.net ~all

There are 19 domains that have DNS TXT set to v=spf1 +a +mx +ip4:107.6.152.18 +include:relay.mailchannels.net ~all. The top 19 records ordered by domain rank are listed below.