Domains with DNS TXT v=spf1 ip4:69.16.220.73 a mx include:spf.protection.outlook.com include:spf.constantcontact.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:69.16.220.73 a mx include:spf.protection.outlook.com include:spf.constantcontact.com -all.