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Data as of Nov 5, 2026

221.192.160.0/22

No anonymizer space · no proxy exits in 30 days

CHINA UNICOM China169 Backbone · space held by China Unicom Hebei Province Network

Announcement
221.192.0.0/15
RPKI valid
Announced by
AS4837
Type
Residential
98% of it

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
221.192.0.0/14262,144UNICOM-HEChina Unicom Hebei Province NetworkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 221.192.160.48/2816HEBEIDAXUEHEBEI UNIVERSITY baoding hebeiASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HE

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
Residential1,00898%2
Business161.6%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 221.192.0.0/15

Prefix
221.192.0.0/15
Announced by
AS4837 CHINA UNICOM China169 Backbone
Type
Residential
Proxy exits
429
Always-on exits
9
RPKI
RPKI valid
Netname
UNICOM-HE
Registrant
China Unicom Hebei Province Network
RIR
APNIC
Origin network

AS4837

CN
Name
CHINA UNICOM China169 Backbone
Type
Internet provider
Registered
Sep 17, 2001
Domain
chinaunicom.cn
Website
www.chinaunicom.cn/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed