Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.denkis.nl include:_senderspf.copernica.com a:smtp.ziggo.nl ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.denkis.nl include:_senderspf.copernica.com a:smtp.ziggo.nl ~all.