Domains with DNS TXT v=spf1 ip4:52.91.0.167 ip4:52.91.253.238 include:internetmailserver.net -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:52.91.0.167 ip4:52.91.253.238 include:internetmailserver.net -all.

Top Domains with TXT set to v=spf1 ip4:52.91.0.167 ip4:52.91.253.238 include:internetmailserver.net -all