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Data as of Nov 6, 2026

210.51.196.0/24

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 provider62China 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
└ 210.51.196.0/298JAIL-DORM-SMALL-DISTRICTjail dorm small district,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.8/298QINGYUNMEN-SMALL-DISTRICTqingyunmen small district,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.16/2816HUANQIU-GARDEN-SMALL-DISTRICThuanqiu garden small district,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.32/304JINGJI-ECONOMY-DEVELOPMENTjingji economy development company,zhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.36/304ZHENJIANG-YIYANG-NETWORK-SERVICEzhenjiang yiyang network serviceASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.40/304ZHENJIANG-JINGKOU-CHUANGYIzhenjiang jingkou chuangyiASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.44/304JINGKOU-RUSHAN-NETBARjingkou rushan netbarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.48/298ZHENJIANG-JINGKOU-FENGYUNzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.56/298QINGXIN-NETBARzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.64/2816YINSHA-NETBARzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.80/304JINGKOU-XIANGSHAN-NETWORKzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.84/304GONGCHUANG-NETOWRK-INFOzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.88/304ZHENJIANG-BRANCHzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.92/304shanghai-shishuo-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.96/2732ZHENJIANG-GUANGDIAN-DATAzhenjiang cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.51.196.128/25128shanghai-foujiu-corpshanghai cityASSIGNED 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