Domains with DNS TXT v=spf1 +a +mx +ip4:51.75.242.37 +ip4:185.56.87.1 ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:51.75.242.37 +ip4:185.56.87.1 ~all.
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:51.75.242.37 +ip4:185.56.87.1 ~all.