Domains with DNS TXT v=spf1 include:mail.zendesk.com include:_spf.google.com include:mktomail.com include:mailgun.org include:spf.mail.intercom.io -all
There is 1 domain that have DNS TXT set to v=spf1 include:mail.zendesk.com include:_spf.google.com include:mktomail.com include:mailgun.org include:spf.mail.intercom.io -all.