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Data as of Nov 5, 2026

221.221.0.0/16

356 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
356
0.54% of its addresses · 30 days
Always-on exits
7
2.0% of its exits
Spread
92 of 256
/24s with at least one exit
Providers
56
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

20K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
221.221.51.0/24110
221.221.144.0/2413
221.221.107.0/2412
221.221.95.0/2412
221.221.162.0/2412
221.221.92.0/2412
221.221.96.0/2411
221.221.236.0/24099
221.221.237.0/24081
221.221.53.0/2408
221.221.49.0/2408
221.221.54.0/2406
221.221.62.0/2405
221.221.48.0/2405
221.221.84.0/2404
221.221.63.0/2404
221.221.157.0/2404
221.221.117.0/2403
221.221.60.0/2403
221.221.85.0/2403
221.221.104.0/2403
221.221.209.0/2403
221.221.146.0/2403
221.221.50.0/2403

Proxy providers listing exits

  • 2Captcha
  • 9Proxy
  • Ake.net
  • AnyIP
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • Maskify
  • NextProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PacketStream
  • ProxiesVision
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxyma
  • RainProxy
  • Shifter
  • SpyderProxy
  • TrustProxy
  • VantageProxies
  • 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
221.221.0.0/18
since Aug 2007
AS4808Residential83
1 always on
China Unicom Beijing province network
221.221.64.0/18
since Aug 2007
AS4808Residential40
4 always on
China Unicom Beijing province network
221.221.128.0/18
since Aug 2007
AS4808Residential29
2 always on
China Unicom Beijing province network
221.221.192.0/18
since Aug 2007
AS4808Residential206China 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