Domains with DNS TXT v=spf1 include:sendgrid.net include:spf.protection.outlook.com include:_spf.ips.nl include:spf.mandrillapp.com include:spf.pubble.nl a:mailhost.spread-it.nl -all
There is 1 domain that have DNS TXT set to v=spf1 include:sendgrid.net include:spf.protection.outlook.com include:_spf.ips.nl include:spf.mandrillapp.com include:spf.pubble.nl a:mailhost.spread-it.nl -all.