Domains with DNS TXT v=spf1 include:_spf.elasticemail.com include:emailsrvr.com include:secureserver.net include:mailgun.org -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.elasticemail.com include:emailsrvr.com include:secureserver.net include:mailgun.org -all.