IP subnet details

101.23.255.0/24

AS4837  — China Unicom China169 Backbone

Summary

Country
CN China
Domain chinaunicom.com
Size 256
Registry APNIC
Network Name CNCGROUP-HE

Whois

inetnum: 101.16.0.0 - 101.31.255.255
netname: CNCGROUP-HE
descr: China Unicom Hebei province network
descr: China Unicom
descr: No.21,Ji-Rong Street,
descr: Beijing 100140
country: CN
admin-c: CH455-AP
tech-c: KL984-AP
abuse-c: AC1718-AP
status: ALLOCATED PORTABLE
remarks: service provider
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-by: APNIC-HM
mnt-lower: MAINT-CNCGROUP
mnt-lower: MAINT-CNCGROUP-HE
mnt-routes: MAINT-CNCGROUP-RR
mnt-irt: IRT-CU-CN
last-modified: 2023-10-21T03:32:34Z
source: APNIC

irt: IRT-CU-CN
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CH1302-AP
tech-c: CH1302-AP
auth: # Filtered
mnt-by: MAINT-CNCGROUP
last-modified: 2026-08-04T00:39:34Z
source: APNIC

role: ABUSE CUCN
country: ZZ
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
phone: +000000000
e-mail: [email protected]
admin-c: CH1302-AP
tech-c: CH1302-AP
nic-hdl: AC1718-AP
remarks: Generated from irt object IRT-CU-CN
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2026-08-04T00:39:32Z
source: APNIC

role: CNCGroup Hostmaster
e-mail: [email protected]
address: No.156,Fu-Xing-Men-Nei Street,
address: Beijing,100031,P.R.China
nic-hdl: CH455-AP
phone: +86-10-82993155
fax-no: +86-10-82993102
country: CN
admin-c: CH444-AP
tech-c: CH444-AP
mnt-by: MAINT-CNCGROUP
last-modified: 2017-08-17T06:13:15Z
source: APNIC

person: Kong Lingfei
nic-hdl: KL984-AP
e-mail: [email protected]
address: 45, Guang An Street, Shi Jiazhuang City, HeBei Province,050011,CN
phone: +86-311-86681601
fax-no: +86-311-86689210
country: cn
mnt-by: MAINT-CNCGROUP-HE
last-modified: 2009-02-06T02:31:32Z
source: APNIC

route: 101.16.0.0/12
descr: China Unicom Hebei Province Network
country: CN
origin: AS4837
mnt-by: MAINT-CNCGROUP-RR
last-modified: 2010-12-31T02:58:02Z
source: APNIC

CIDR IP address subranges within 101.23.255.0/24 subnet

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