Domains with DNS TXT v=spf1 +a +mx +ip4:51.91.14.20 +ip4:51.255.149.48 -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:51.91.14.20 +ip4:51.255.149.48 -all.
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:51.91.14.20 +ip4:51.255.149.48 -all.