% 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 '117.74.64.0 - 117.74.79.255'

% Abuse contact for '117.74.64.0 - 117.74.79.255' is 'ipas@cnnic.cn'

inetnum:        117.74.64.0 - 117.74.79.255
netname:        baolirongtong
descr:          Poly facility (Beijing) Technology Co., Ltd.
country:        CN
admin-c:        JX1666-AP
tech-c:         JX1666-AP
abuse-c:        AC1601-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-CNNIC-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
mnt-irt:        IRT-CNNIC-CN
last-modified:  2021-06-16T01:30:52Z
source:         APNIC

irt:            IRT-CNNIC-CN
address:        Beijing, China
e-mail:         ipas@cnnic.cn
abuse-mailbox:  ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
auth:           # Filtered
remarks:        Please note that CNNIC is not an ISP and is not
remarks:        empowered to investigate complaints of network abuse.
remarks:        Please contact the tech-c or admin-c of the network.
remarks:        ipas@cnnic.cn is invalid
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-17T23:08:37Z
source:         APNIC

role:           ABUSE CNNICCN
country:        ZZ
address:        Beijing, China
phone:          +000000000
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
remarks:        ipas@cnnic.cn is invalid
abuse-mailbox:  ipas@cnnic.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-19T17:20:32Z
source:         APNIC

person:         Jia Xiaojie
address:        A4, 5th Floor, Tower C, Triumph Plaza, Unit A, No 143,
address:        Xizhimengwai Street, Xicheng District, Beijing, China.
country:        CN
nic-hdl:        JX1666-AP
e-mail:         jxj@netnic.com.cn
phone:          +86-13911055600
mnt-by:         MAINT-CNNIC-AP
last-modified:  2013-04-25T07:42:02Z
source:         APNIC

% Information related to '117.74.64.0/20AS4837'

route:          117.74.64.0/20
descr:          CNC Group CHINA169 Hebei Province Network
descr:          Addresses from CNNIC(YUTELNET)
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-09-04T07:55:02Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)