Domains with DNS TXT v=spf1 a +ip4:66.206.3.250 include:spf.protection.outlook.com include:server261.smtp-spf.sureserver.com ~all

There is 1 domain that have DNS TXT set to v=spf1 a +ip4:66.206.3.250 include:spf.protection.outlook.com include:server261.smtp-spf.sureserver.com ~all.

Top Domains with TXT set to v=spf1 a +ip4:66.206.3.250 include:spf.protection.outlook.com include:server261.smtp-spf.sureserver.com ~all