Domains with DNS TXT v=spf1 +a +mx include:_spf.bigcommerce.com include:mail.zendesk.com include:_spf.google.com include:mailgun.org include:_spf.instocknotify.com include:spf.sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx include:_spf.bigcommerce.com include:mail.zendesk.com include:_spf.google.com include:mailgun.org include:_spf.instocknotify.com include:spf.sendgrid.net ~all.