Domains with DNS TXT v=spf1 a mx include:_spf.google.com include:servers.mcsv.net include:spf.mandrillapp.com -all
There are 15 domains that have DNS TXT set to v=spf1 a mx include:_spf.google.com include:servers.mcsv.net include:spf.mandrillapp.com -all. The top 15 records ordered by domain rank are listed below.