Domains with DNS TXT v=spf1 a include:_spf.chessweb.eu include:spf.mailcamp.nl include:spf.protection.outlook.com include:spf.mandrillapp.com -all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.chessweb.eu include:spf.mailcamp.nl include:spf.protection.outlook.com include:spf.mandrillapp.com -all.