Domains with DNS TXT v=spf1 a mx ip4:66.78.59.15 ip6:2602:f72d:400:0:0:0:0:15 -all

There are 242 domains that have DNS TXT set to v=spf1 a mx ip4:66.78.59.15 ip6:2602:f72d:400:0:0:0:0:15 -all. The top 50 records ordered by domain rank are listed below.