Domains with DNS TXT v=spf1 a mx include:spf.mandrillapp.com include:spf.mtasv.net include:_spf.google.com include:sendgrid.net ~all

There are 20 domains that have DNS TXT set to v=spf1 a mx include:spf.mandrillapp.com include:spf.mtasv.net include:_spf.google.com include:sendgrid.net ~all. The top 20 records ordered by domain rank are listed below.