% APNIC found the following authoritative answer from: whois.apnic.net

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '2404::/26'

% No abuse contact registered for 2404::/26

inet6num:       2404::/26
netname:        ETWEBS-TWNIC-TW-20060125
descr:          Asia Pacific Online Service Inc.
descr:          3F., Building C,No.19-6,Sanchong Road,Nan Kang Dist.
descr:          Taipei 115,Taiwan
country:        TW
admin-c:        HE6-AP
tech-c:         HE6-AP
mnt-by:         MAINT-TW-TWNIC
mnt-lower:      MAINT-TW-TWNIC
status:         ALLOCATED PORTABLE
last-modified:  2008-09-04T06:49:19Z
source:         APNIC

person:         Hostmaster ETWebs
nic-hdl:        HE6-AP
e-mail:         admin@ethome.net
address:        8F, No.19-5, San-Chong Rd., Nan-Guang Dist.,
address:        Taipei City, Taiwan, R.O.C.
phone:          +886-2-55813300
fax-no:         +886-2-26551515
country:        TW
mnt-by:         MAINT-TW-TWNIC
last-modified:  2008-09-04T07:29:18Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU3)

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-m	1st level more specific
-M	All more specific		Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain