Domains with DNS TXT v=spf1 ip4:173.237.189.235 +a +mx +ip4:174.136.57.114 +ip4:173.237.190.28 +ip4:208.163.51.45 +include:spf.smtp2go.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:173.237.189.235 +a +mx +ip4:174.136.57.114 +ip4:173.237.190.28 +ip4:208.163.51.45 +include:spf.smtp2go.com ~all.