Domains with DNS TXT v=spf1 ip4:23.137.104.240 +a +mx +ip4:15.235.110.247 include:relay.mailchannels.net ~all
There are 39 domains that have DNS TXT set to v=spf1 ip4:23.137.104.240 +a +mx +ip4:15.235.110.247 include:relay.mailchannels.net ~all. The top 39 records ordered by domain rank are listed below.