Domains with DNS TXT v=spf1 include:emailsrvr.com include:spf.mandrillapp.com include:sendgrid.net mx ~all

There are 140 domains that have DNS TXT set to v=spf1 include:emailsrvr.com include:spf.mandrillapp.com include:sendgrid.net mx ~all. The top 50 records ordered by domain rank are listed below.