Domains with DNS TXT v=spf1 ip4:51.222.43.220 ip4:144.217.153.206 +a +mx ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:51.222.43.220 ip4:144.217.153.206 +a +mx ~all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:51.222.43.220 ip4:144.217.153.206 +a +mx ~all.