One of DK Hostmasters and DIFO's primary tasks is to maintain the Danish part of DNS (Domain name system). We have made an info grafic, so you easily can get an idea about how DNS is working. Read more about DNS and see the grafic here
Likewise we explain DNSSEC in an info grafic. DNSSEC is a method, that gives your domain name extra security. With DNSSEC your can make sure, that web trafic to your website is not redirected to a false webpage.