Domains with DNS TXT v=spf1 +a +mx +ip4:51.255.210.52 +ip4:51.178.123.252 +ip4:178.33.162.91 -all

There are 22 domains that have DNS TXT set to v=spf1 +a +mx +ip4:51.255.210.52 +ip4:51.178.123.252 +ip4:178.33.162.91 -all. The top 22 records ordered by domain rank are listed below.