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Data as of Nov 5, 2026

221.12.100.68/30

No anonymizer space · no proxy exits in 30 days

CHINA UNICOM China169 Backbone · space held by China Unicom Zhejiang province network

Announcement
221.12.100.0/24
RPKI valid
Announced by
AS4837
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jul 2026
its first announcement on record

Residential-proxy exits

Proxy exits
1
25% of its addresses · listed by providers
Providers
2
selling exits here

Proxy providers listing exits

  • IPPeak
  • RainProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
221.12.0.0/17
since May 2005
AS4837Residential80
7 always on
China Unicom Zhejiang province network

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
221.12.0.0 - 221.12.191.25549,152UNICOM-ZJChina Unicom Zhejiang province networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 221.12.100.68/304TIANTAISHEBAOJUTZTIANTAISHEBAOJU,TAIZHOU,ZHEJIANGASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-ZJ

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
Announced by

Covering announcement 221.12.100.0/24

Prefix
221.12.100.0/24
Announced by
AS4837 CHINA UNICOM China169 Backbone
Type
Residential
Proxy exits
1
RPKI
RPKI valid
Netname
UNICOM-ZJ
Registrant
China Unicom Zhejiang 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