Domains with DNS TXT v=spf1 a mx include:sendgrid.net include:amazonses.com include:spf.mandrillapp.com include:mailgun.org ip4:184.95.45.239 ip4:143.55.227.184 ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:sendgrid.net include:amazonses.com include:spf.mandrillapp.com include:mailgun.org ip4:184.95.45.239 ip4:143.55.227.184 ~all.