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Data as of Nov 3, 2026

223.166.0.0/16

1,098 residential-proxy exits · 30 days

China Unicom Shanghai network · space held by CHINA UNICOM Shanghai city network

Announcement
this exact prefix
RPKI valid
Announced by
AS17621
Type
Residential
95% of it

Residential-proxy exits

Proxy exits
1,098
1.7% of its addresses · 30 days
Always-on exits
24
2.2% of its exits
Spread
123 of 256
/24s with at least one exit
Providers
72
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

108K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
223.166.135.0/24217
223.166.221.0/2425
223.166.129.0/24124
223.166.231.0/24122
223.166.124.0/24120
223.166.234.0/24118
223.166.168.0/24118
223.166.205.0/24118
223.166.107.0/24117
223.166.164.0/24114
223.166.47.0/24114
223.166.241.0/24113
223.166.96.0/24110
223.166.237.0/24110
223.166.95.0/2417
223.166.186.0/2417
223.166.167.0/2417
223.166.123.0/2416
223.166.94.0/2415
223.166.187.0/2413
223.166.203.0/2412
223.166.119.0/2411
223.166.248.0/24035
223.166.249.0/24033

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Decodo
  • EZProxies
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • Maskify
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PSBProxy
  • PacketStream
  • PrivateByte
  • Proxies.fo
  • ProxiesVision
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • Proxyma
  • PuraRoute
  • RainProxy
  • RealProxy
  • ResiProxies
  • Shifter
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
223.166.64.0/23
since Dec 2021
AS140979HostingCHINA UNICOM Shanghai city network
223.166.150.0/23
since Dec 2021
AS140979HostingCHINA UNICOM Shanghai city network
223.166.152.0/22
since Jan 2022
AS140979HostingCHINA UNICOM Shanghai city network
223.166.173.0/24
since Dec 2021
AS140979HostingCHINA UNICOM Shanghai city network
223.166.222.0/24
since Dec 2021
AS140979HostingCHINA UNICOM Shanghai city network
223.166.252.0/22
since Dec 2021
AS140979HostingCHINA UNICOM Shanghai city network

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Residential61,95295%5
Hosting3,5845.5%6

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS17621

CN
Name
China Unicom Shanghai network
Type
Internet provider
Registered
Jan 18, 2001
Domain
chinaunicom.cn
Website
www.chinaunicom.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed