Domains with DNS TXT v=spf1 ip4:51.79.17.224 include:spf.mxprotection.net ip4:104.193.174.184 +a +mx include:relay.mailchannels.net ~all

There are 44 domains that have DNS TXT set to v=spf1 ip4:51.79.17.224 include:spf.mxprotection.net ip4:104.193.174.184 +a +mx include:relay.mailchannels.net ~all. The top 44 records ordered by domain rank are listed below.