IP subnet details

221.194.57.0/24

AS4837  — China Unicom China169 Backbone

Summary

Country
CN China
Domain chinaunicom.com
Size 256
IP Range
221.194.57.0 – 221.194.57.255 Convert CIDR to IP range
Registry APNIC
Network Name UNICOM-HE

Whois

inetnum: 221.192.0.0 - 221.195.255.255
netname: UNICOM-HE
descr: China Unicom Hebei Province Network
descr: China Unicom
country: CN
admin-c: CH1302-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-HE
mnt-routes: MAINT-CNCGROUP-RR
mnt-irt: IRT-CU-CN
last-modified: 2023-10-21T03:37:00Z
source: APNIC

irt: IRT-CU-CN
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
e-mail: hqs-ipabuse@chinaunicom.cn
abuse-mailbox: hqs-ipabuse@chinaunicom.cn
admin-c: CH1302-AP
tech-c: CH1302-AP
auth: # Filtered
remarks: hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
mnt-by: MAINT-CNCGROUP
last-modified: 2026-08-19T00:57:22Z
source: APNIC

role: ABUSE CUCN
country: ZZ
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
phone: +000000000
e-mail: hqs-ipabuse@chinaunicom.cn
admin-c: CH1302-AP
tech-c: CH1302-AP
nic-hdl: AC1718-AP
remarks: Generated from irt object IRT-CU-CN
remarks: hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
abuse-mailbox: hqs-ipabuse@chinaunicom.cn
mnt-by: APNIC-ABUSE
last-modified: 2026-08-20T03:22:23Z
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: Kong Lingfei
nic-hdl: KL984-AP
e-mail: konglf5@chinaunicom.cn
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: 221.194.0.0/16
origin: AS4837
descr: China Unicom
B811&A1218, China Unicom
No.21, Jin-Rong Street
mnt-by: MAINT-CNCGROUP-RR
last-modified: 2023-06-08T06:24:12Z
source: APNIC

CIDR IP address subranges within 221.194.57.0/24 subnet

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