LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

210.83.48.0/22

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
50% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.83.0.0/16
since May 2005
AS9929Internet provider14China 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
210.82.0.0/15131,072UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—[email protected]
└ 210.83.50.0/2664guangli-sanye-electron-factoryyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.50.64/2664yangxin-sheet-groupyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.50.128/2664guangling-liqunyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.50.192/2664lutong-electron-Ltdyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.51.0/2732shuangchuang-machine-corpyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.51.32/2732jiangyang-cable-factoryyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.51.64/2664sanye-radaitor-corpyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.51.128/2664yangzhou-circument-care-bureauyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
via UNICOM-CN
└ 210.83.51.192/2664fangzhou-science-technology-developmentyangzhou city,zhejiang provinceASSIGNED NON-PORTABLE—[email protected]
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.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses
TypeAddressesShareRanges
Business51250%9
Internet provider51250%1

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