Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:_spf.colo1.de include:_spf.jupiter.salesmanago.pl include:mail.zendesk.com include:spf.mandrillapp.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:_spf.colo1.de include:_spf.jupiter.salesmanago.pl include:mail.zendesk.com include:spf.mandrillapp.com -all.