LAYER3 INTEL
Get started
Sign in
Data as of Nov 5, 2026

221.223.0.0/16

253 residential-proxy exits · 30 days

China Unicom Beijing Province Network

Announcement
this exact prefix
RPKI valid
Announced by
AS4808
Type
Residential

Residential-proxy exits

Proxy exits
253
0.39% of its addresses · 30 days
Always-on exits
10
4.0% of its exits
Spread
83 of 256
/24s with at least one exit
Providers
60
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

17K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
221.223.199.0/24110
221.223.96.0/2419
221.223.197.0/2418
221.223.98.0/2417
221.223.27.0/2414
221.223.157.0/2413
221.223.97.0/2413
221.223.88.0/2413
221.223.100.0/2412
221.223.178.0/2411
221.223.193.0/24016
221.223.192.0/24013
221.223.194.0/24011
221.223.196.0/24010
221.223.49.0/2409
221.223.52.0/2408
221.223.195.0/2408
221.223.51.0/2406
221.223.202.0/2406
221.223.103.0/2405
221.223.163.0/2405
221.223.50.0/2405
221.223.158.0/2404
221.223.48.0/2404

Proxy providers listing exits

  • 2Captcha
  • Ake.net
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • EZProxies
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PacketStream
  • PrivateByte
  • ProxiesVision
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxyma
  • PuraRoute
  • RainProxy
  • ResiProxies
  • Shifter
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
221.216.0.0/13
since Aug 2007
AS4808Residential1,997
74 always on
China Unicom Beijing province network
More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
221.223.0.0/18
since Aug 2007
AS4808Residential69
1 always on
China Unicom Beijing province network
221.223.64.0/18
since Aug 2007
AS4808Residential58
5 always on
China Unicom Beijing province network
221.223.128.0/18
since Aug 2007
AS4808Residential32
2 always on
China Unicom Beijing province network
221.223.192.0/18
since Aug 2007
AS4808Residential93
2 always on
China Unicom Beijing province network

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS4808

CN
Name
China Unicom Beijing Province Network
Type
Internet provider
Registered
Jan 9, 1996
Domain
chinaunicom.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed