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

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% Information related to '112.64.0.0 - 112.65.255.255'

% Abuse contact for '112.64.0.0 - 112.65.255.255' is 'zhaoyz3@chinaunicom.cn'

inetnum:        112.64.0.0 - 112.65.255.255
netname:        UNICOM-SH
descr:          CHINA UNICOM Shanghai network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         YR194-AP
remarks:        service provider
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-SH
mnt-routes:     MAINT-CNCGROUP-RR
status:         ALLOCATED PORTABLE
mnt-irt:        IRT-CU-CN
last-modified:  2013-08-08T23:07:15Z
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 2023-11-22
mnt-by:         MAINT-CNCGROUP
last-modified:  2023-11-22T07:54:46Z
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:         yanling ruan
nic-hdl:        YR194-AP
e-mail:         sh-ipmaster@chinaunicom.cn
address:        No.900,Pudong Avenue,ShangHai,China
phone:          +086-021-61201616
fax-no:         +086-021-61201616
country:        cn
mnt-by:         MAINT-CNCGROUP-SH
last-modified:  2008-12-15T08:05:03Z
source:         APNIC

% Information related to '112.64.0.0/15AS17621'

route:          112.64.0.0/15
descr:          China Unicom CHINA169 Shanghai Province Network
descr:          Addresses from APNIC
country:        CN
origin:         AS17621
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-12-29T02:45:31Z
source:         APNIC

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

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