Domains with DNS TXT v=spf1 a mx ip4:185.173.21.64 ip6:2a0b:3100:100:26::21:64 ~all

There are 70 domains that have DNS TXT set to v=spf1 a mx ip4:185.173.21.64 ip6:2a0b:3100:100:26::21:64 ~all. The top 50 records ordered by domain rank are listed below.