Domains with DNS TXT v=spf1 ip4:57.128.99.126 +a +mx +ip4:51.89.21.130 include:relay.mailchannels.net ~all

There are 39 domains that have DNS TXT set to v=spf1 ip4:57.128.99.126 +a +mx +ip4:51.89.21.130 include:relay.mailchannels.net ~all. The top 39 records ordered by domain rank are listed below.