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Data as of Nov 8, 2026

210.51.194.0/23

No anonymizer space · no proxy exits in 30 days

CHINA UNICOM Industrial Internet Backbone · space held by China Unicom IP network

Announcement
this exact prefix
RPKI valid
Announced by
AS9929
Type
Business

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.51.192.0/18
since May 2005
AS9929Internet providerChina Unicom IP network
210.51.0.0/16
since May 2005
AS9929Internet provider63China Unicom IP network

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
210.51.0.0/1665,536UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.51.194.0/25128suzhou-171-poolsuzhou cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.194.128/25128suzhou-171-poolsuzhou cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.0/2664ZTE-Nanjing-academeZTE corporation nanjing academe,Nanjing,Jiangsu provinceASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.64/2732shanghai-fanxing-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.96/2816nanjing-branch-managementnanjing city,jiangsu provinceASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.112/2816NANJING-YIWEIKEnanjing cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.128/2816shanghai-shijing-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.144/2816YINGYEDA-TECH-GROUPyingyeda technology group,nanjing cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.160/304ZHENJIANG-TELEVISION-STATIONzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.164/304ZHENJIANG-CHENGGUAN-BUREAUzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.168/298KANGJUYUAN-SMALL-DISTRICTkangjuyuan small district,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.176/2816WUXI-SMALL-DISTRICTwuxi CNC branch small district,jiangsu provinceASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.192/2732WX-NETBAR-GROUPwuxi netbar groupASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.224/2816ZHENJIANG-HUAXING-SMALL-DISTRICTzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.240/304ZHENJIANG-JUYOU-NETBARzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.244/304shanghai-yuanqing-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.248/304NEW-WANGJING-COMPUTER-BRANCHnew wangjing computer branch,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.195.252/304ZHENJIANG-TAIYIzhenjiang taiyiASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS9929

CN
Name
CHINA UNICOM Industrial Internet Backbone
Type
Internet provider
Registered
Apr 5, 2000
Domain
chinaunicom.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed