Domains with DNS TXT v=spf1 mx a include:_spf.jigowatt.co.uk include:sendgrid.net include:mailgun.org include:cmail1.com include:_spf.createsend.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx a include:_spf.jigowatt.co.uk include:sendgrid.net include:mailgun.org include:cmail1.com include:_spf.createsend.com -all.