LAYER3 INTEL
Get started
Sign in
Data as of Nov 6, 2026

210.21.4.0/24

1 residential-proxy exit · 30 days

China Unicom Guangzhou network · space held by China Unicom IP network

Announcement
this exact prefix
RPKI valid
Announced by
AS17622
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Always-on exits
1
100% of its exits
Providers
20
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

454 observations

Proxy providers listing exits

  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • EnigmaProxy
  • GSocks
  • Geonix
  • IPPeak
  • Infatica
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Proxy-Seller
  • ProxyEmpire
  • Proxyma
  • RainProxy
  • RapidProxy
  • Shifter
  • VantageProxies
  • VitalExclusive

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.21.0.0/18
since Apr 2016
AS17622Residential68
11 always on
China Unicom IP network
via China Unicom Guangdong province network
210.21.0.0/17
since May 2005
AS17622Residential100
20 always on
China Unicom IP network
via China Unicom Guangdong province 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
210.21.0.0 - 210.22.255.255131,072UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.21.0.0/1665,536UNICOM-CNChina Unicom IP networkASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.21.0.0/1732,768UNICOM-GDChina Unicom Guangdong province networkALLOCATED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
China Unicom IP network
Range
210.21.0.0 - 210.22.255.255
Registration type
ALLOCATED PORTABLE
Reallocated to
China Unicom Guangdong province network
Reallocated range
210.21.0.0/17
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS17622

CN
Name
China Unicom Guangzhou network
Type
Internet provider
Registered
Jan 18, 2001
Domain
chinaunicom.cn
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed