Domains with DNS TXT v=spf1 ip4:156.38.171.183 ip4:102.221.51.64 +a +mx ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:156.38.171.183 ip4:102.221.51.64 +a +mx ~all.

Top Domains with TXT set to v=spf1 ip4:156.38.171.183 ip4:102.221.51.64 +a +mx ~all