Domains with DNS TXT v=spf1 ip4:148.251.3.144 ip6:2a01:4f8:201:538f::2 -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:148.251.3.144 ip6:2a01:4f8:201:538f::2 -all.

Top Domains with TXT set to v=spf1 ip4:148.251.3.144 ip6:2a01:4f8:201:538f::2 -all