Domains with DNS TXT v=spf1 +a +mx +ip4:64.188.2.244 +a mx include:relay.mailchannels.net include:spf.masterbase.com -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:64.188.2.244 +a mx include:relay.mailchannels.net include:spf.masterbase.com -all.