.NU is the domain, for Niue, a Polynesian Island.

This toplevel domain does not have a whois server, and does not give out contact
addresses. Fortunately, it is administered from Massachussets, subject to
Mass. State and Federal Law, and was willing to give out the billing email
address for the CONTI.NU domain on request. The attempt to
disguise the responsible parties, it failed.

It appears that Conti.nu is a UUnet customer given that www.conti.nu
resolves to 208.241.101.2, which is UUnet address space. According to SWIP
delegation records, this address is delegated to

CustName: Cellular Vision Of New York
Address: 140 58th St
City: Brooklyn
StateProv: NY
PostalCode: 11220
Country: US
RegDate: 1998-02-12
Updated: 2003-05-30

Information lists no phone number for Cellular Vision. in the New York
Area. Perusing Google indicates a name change to Alantec Online, and
another name change to SpeedUS.

The registration for speedus.com gives this information.

CellularVision
140 58th Street Suite 7E
Brooklyn, NY 11220
US

Domain Name: SPEEDUS.COM

Administrative Contact-
Yury Kan: domains-bulkregister.com@speedus.com
Hye Crest Management, Inc.
140 58th Street, Suite 7E
Brooklyn, NY 11220
US
Phone- 917 418 1200
Fax- 718 567 4388

We also note that denali.pac-rim.net shares this 208.241.101.2 IP address.

;; QUESTION SECTION:
;www.conti.nu. IN A

;; ANSWER SECTION:
www.conti.nu. 28786 IN CNAME conti.nu.
conti.nu. 28786 IN A 208.241.101.2

;; AUTHORITY SECTION:
conti.nu. 28627 IN NS middleman.kopower.com.
conti.nu. 28627 IN NS denali.pac-rim.net.
conti.nu. 28627 IN NS powernet.kopower.com.

;; ADDITIONAL SECTION:
middleman.kopower.com. 172620 IN A 216.220.138.11
denali.pac-rim.net. 172620 IN A 208.241.101.2
powernet.kopower.com. 172620 IN A 216.220.138.5

The registration for pac-rim.net indicates this contact:

Administrative Contact:
Schlichting, Kai kai-whois6-db-trap@SPAMSHIELD.ORG
Pacific Rim Internet
342 E. Jericho Tpke. #187
Attn: D.N.S/pac-rim whois6-db
Mineola, New York 11501
United States
888-790-0749 Fax --

By contacting the registrar for the .NU domain, we learned that the
billing email address for this domain is
kai-continu-reg-trap@spamshield.org.

Kai-Schlichting is also the administrative contact for spamshield.org:

Administrative Contact:
Kai Schlichting
342 E. Jericho Tpke #187
Attn: #e-names.org
Mineola NY 11501
US
Phone: 888-790-0749
Fax:
Email: kai-e-names.org-trap@conti.nu