Summary
ns1.bookit.nl has one IP number , but the reverse is
dns1.nettica.com.
ns1.dns.im,
ns1.00.com,
ns1.imgo.com,
ns.cboss.com,
ns1.secom.it and at least 100 other hosts point to the same IP.
brc.nl,
bookit.nl,
boekit.com,
nachten.com,
meetingz.nl and at least 24 other hosts use this as a nameserver.
bookit.nl is delegated to three nameservers, however two extra nameservers are listed in the zone. All nameservers are at
bookit.nl themselves. Two of them are on the same IP network. Incoming mail for
bookit.nl is handled by two mailservers on different IP networks.
bookit.nl has one IP number.
ns1.bookit.nl is hosted on a server in United States even though the hostname implies Netherlands.