Summary
dns1.qdc.nl has one IP number , which also has a corresponding reverse pointer.
dz.nl,
pc.nl,
vso.nl,
ioo.nl,
cvd.nl and at least 100 other hosts use this as a nameserver.
qdc.nl is a domain controlled by three nameservers at
qdc.nl themselves. Two of them are on the same IP network. Incoming mail for
qdc.nl is handled by three mailservers having a total of two IP numbers. There are two duplicated IP numbers. Some of them are on the same IP network.
qdc.nl has one IP number.
dns1.qdc.nl is hosted on a server in Netherlands.