Domains with DNS TXT v=spf1 +a +mx +ip4:221.121.158.145 +ip4:27.50.84.251 +include:relay.mailchannels.net ~all
There are 16 domains that have DNS TXT set to v=spf1 +a +mx +ip4:221.121.158.145 +ip4:27.50.84.251 +include:relay.mailchannels.net ~all. The top 16 records ordered by domain rank are listed below.