Domains with DNS TXT v=spf1 include:mailgun.org include:spf.constantcontact.com include:_spf.google.com include:outboundmail.blackbaud.net ~all

There is 1 domain that have DNS TXT set to v=spf1 include:mailgun.org include:spf.constantcontact.com include:_spf.google.com include:outboundmail.blackbaud.net ~all.

Top Domains with TXT set to v=spf1 include:mailgun.org include:spf.constantcontact.com include:_spf.google.com include:outboundmail.blackbaud.net ~all