Domains with DNS TXT v=spf1 ptr ip4:184.175.142.93 ip4:184.175.142.94 include:spf.securence.com include:spf.constantcontact.com -all
There is 1 domain that have DNS TXT set to v=spf1 ptr ip4:184.175.142.93 ip4:184.175.142.94 include:spf.securence.com include:spf.constantcontact.com -all.