Domains with DNS TXT v=spf1 a include:_spf.google.com include:servers.mcsv.net include:_spf.reamaze.com include:sendgrid.net include:spf.stackmail.com -all
There are 4 domains that have DNS TXT set to v=spf1 a include:_spf.google.com include:servers.mcsv.net include:_spf.reamaze.com include:sendgrid.net include:spf.stackmail.com -all. The top 4 records ordered by domain rank are listed below.