Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:domainbox.net include:servers.mcsv.net include:mail.zendesk.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:domainbox.net include:servers.mcsv.net include:mail.zendesk.com -all.