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

% [whois.apnic.net]
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% Information related to '27.192.0.0 - 27.223.255.255'

% Abuse contact for '27.192.0.0 - 27.223.255.255' is 'zhaoyz3@chinaunicom.cn'

inetnum:        27.192.0.0 - 27.223.255.255
netname:        UNICOM-SD
descr:          China Unicom Shandong province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         XZ14-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP
mnt-lower:      MAINT-CNCGROUP-SD
mnt-routes:     MAINT-CNCGROUP-RR
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-irt:        IRT-CU-CN
last-modified:  2016-05-04T00:22:59Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         zhaoyz3@chinaunicom.cn
abuse-mailbox:  zhaoyz3@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        zhaoyz3@chinaunicom.cn was validated on 2024-07-01
mnt-by:         MAINT-CNCGROUP
last-modified:  2024-07-01T02:08:34Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         XIAOFENG ZHANG
nic-hdl:        XZ14-AP
e-mail:         ip@pub.sd.cninfo.net
address:        Jinan,Shandong P.R China
phone:          +86-531-6666666
fax-no:         +86-531-6666666
country:        CN
mnt-by:         MAINT-ZXF
last-modified:  2008-09-04T07:29:35Z
source:         APNIC

% Information related to '27.192.0.0/11AS4837'

route:          27.192.0.0/11
descr:          China Unicom Shandong Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2010-04-14T05:24:01Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU2)

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