Summary
ns1.dds.nl has one IP number , which also has a corresponding reverse pointer.
dani.dds.nl point to the same IP.
cyu.nl,
dds.nl,
dkfs.nl,
itft.net,
puac.net and at least 100 other hosts use this as a nameserver.
dds.nl is a domain controlled by two nameservers at
dds.nl themselves. They are on the same IP network. Incoming mail for
dds.nl is handled by five mailservers also at
dds.nl. All of them are on the same IP network.
dds.nl has one IP number.
ns1.dds.nl is hosted on a server in Netherlands.