Domains with DNS TXT v=spf1 include:datadrivenemail.com include:mailgun.org include:sendgrid.net include:_netblocks.picpay.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:datadrivenemail.com include:mailgun.org include:sendgrid.net include:_netblocks.picpay.com -all.