Domains with DNS TXT v=spf1 ip4:104.223.6.75 +a +mx +ip4:179.61.192.104 +a mx include:relay.mailchannels.net -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:104.223.6.75 +a +mx +ip4:179.61.192.104 +a mx include:relay.mailchannels.net -all.