Domains with DNS TXT v=spf1 a include:_spf.realworks.nl include:servers.mcsv.net include:_spf.blackdesk.nl include:mail.zeelandnet.nl ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.realworks.nl include:servers.mcsv.net include:_spf.blackdesk.nl include:mail.zeelandnet.nl ~all.