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

% [whois.apnic.net node-1]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

inetnum:      60.24.0.0 - 60.30.255.255
netname:      UNICOM-TJ
country:      CN
descr:        China Unicom Tianjin province network
descr:        China Unicom
admin-c:      CH1302-AP
tech-c:       HZ19-AP
status:       ALLOCATED PORTABLE
mnt-by:       APNIC-HM
mnt-lower:    MAINT-CNCGROUP-TJ
mnt-routes:   MAINT-CNCGROUP-RR
remarks:      -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
remarks:      This object can only be updated by APNIC hostmasters.
remarks:      To update this object, please contact APNIC
remarks:      hostmasters and include your organisation's account
remarks:      name in the subject line.
remarks:      -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
changed:      hm-changed@apnic.net 20040416
changed:      hm-changed@apnic.net 20060124
changed:      hm-changed@apnic.net 20090508
source:       APNIC

route:        60.24.0.0/14
descr:        CNC Group CHINA169 Tianjin Province Network
country:      CN
origin:       AS4837
mnt-by:       MAINT-CNCGROUP-RR
changed:      abuse@cnc-noc.net 20060118
source:       APNIC

person:       ChinaUnicom Hostmaster
nic-hdl:      CH1302-AP
e-mail:       abuse@chinaunicom.cn
address:      No.21,Jin-Rong Street
address:      Beijing,100140
address:      P.R.China
phone:        +86-10-66259940
fax-no:       +86-10-66259764
country:      CN
changed:      abuse@chinaunicom.cn 20090408
mnt-by:       MAINT-CNCGROUP
source:       APNIC

person:       huang zheng
nic-hdl:      HZ19-AP
e-mail:       ipaddr@ywb.online.tj.cn
address:      76 NO, ShiZiLin Street ,HeBei district of Tianjin,China
phone:        +86-22-24459190
fax-no:       +86-22-24454499
country:      CN
changed:      ipaddr@ywb.online.tj.cn 20050721
mnt-by:       MAINT-CNCGROUP-TJ
source:       APNIC

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