Domains with DNS TXT v=spf1 a mx include:emailsrvr.com include:mailgun.com.au include:mailgun.org ~all
There are 14 domains that have DNS TXT set to v=spf1 a mx include:emailsrvr.com include:mailgun.com.au include:mailgun.org ~all. The top 14 records ordered by domain rank are listed below.