Domains with DNS TXT v=spf1 ip4:46.28.2.13 +a +mx +include:authsmtp.com ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:46.28.2.13 +a +mx +include:authsmtp.com ~all.

Top Domains with TXT set to v=spf1 ip4:46.28.2.13 +a +mx +include:authsmtp.com ~all