IP subnet details

221.2.235.0/24

AS4837  — China Unicom China169 Backbone

Summary

Country
CN China
Domain chinaunicom.com
Size 256
Registry APNIC
Network Name UNICOM-SD

Whois

inetnum: 221.0.0.0 - 221.3.127.255
netname: UNICOM-SD
descr: China Unicom Shandong province network
descr: China Unicom
country: CN
admin-c: CH1302-AP
tech-c: XZ14-AP
abuse-c: AC1718-AP
status: ALLOCATED PORTABLE
mnt-by: APNIC-HM
mnt-lower: MAINT-CNCGROUP-SD
mnt-routes: MAINT-CNCGROUP-RR
mnt-irt: IRT-CU-CN
last-modified: 2025-01-22T13:20:23Z
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
remarks: [email protected] was validated on 2026-05-08
mnt-by: MAINT-CNCGROUP
last-modified: 2026-05-09T04:50:16Z
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
remarks: [email protected] was validated on 2026-05-08
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2026-05-08T01:31:32Z
source: APNIC

person: ChinaUnicom Hostmaster
nic-hdl: CH1302-AP
e-mail: [email protected]
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: [email protected]
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

route: 221.2.0.0/16
descr: CNC Group CHINA169 Shandong Province Network
country: CN
origin: AS4837
mnt-by: MAINT-CNCGROUP-RR
last-modified: 2008-09-04T07:54:44Z
source: APNIC

CIDR IP address subranges within 221.2.235.0/24 subnet

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