Domains with DNS TXT v=spf1 ip4:50.28.36.131 ip4:173.166.223.49 ip4:96.76.20.137 include:spf.constantcontact.com include:spf.protection.outlook.com ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:50.28.36.131 ip4:173.166.223.49 ip4:96.76.20.137 include:spf.constantcontact.com include:spf.protection.outlook.com ~all.

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