Domains with DNS TXT v=spf1 +a +mx +ip4:104.193.141.76 +ip4:104.193.141.74 +ip4:104.193.141.78 include:relay.mailchannels.net -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:104.193.141.76 +ip4:104.193.141.74 +ip4:104.193.141.78 include:relay.mailchannels.net -all.