Domains with DNS TXT v=spf1 a mx include:_spf.google.com include:zo-host.nl include:sendgrid.net -all
There are 5 domains that have DNS TXT set to v=spf1 a mx include:_spf.google.com include:zo-host.nl include:sendgrid.net -all. The top 5 records ordered by domain rank are listed below.