Domains with DNS TXT v=spf1 a mx include:sendgrid.net include:secureserver.net -all

There are 19 domains that have DNS TXT set to v=spf1 a mx include:sendgrid.net include:secureserver.net -all. The top 19 records ordered by domain rank are listed below.

We're currently tracking 317,191,380 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.