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Data as of Nov 5, 2026

221.206.0.0/16

323 residential-proxy exits · 30 days

CHINA UNICOM China169 Backbone · space held by China Unicom Heilongjiang Province Network

Announcement
this exact prefix
RPKI valid
Announced by
AS4837
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
323
0.49% of its addresses · 30 days
Always-on exits
5
1.5% of its exits
Spread
95 of 256
/24s with at least one exit
Providers
44
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

17K observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
221.206.20.0/2422
221.206.194.0/2412
221.206.6.0/2411
221.206.40.0/2411
221.206.97.0/24017
221.206.140.0/24016
221.206.220.0/24014
221.206.221.0/24014
221.206.147.0/24013
221.206.141.0/24013
221.206.146.0/24013
221.206.203.0/24013
221.206.204.0/24012
221.206.145.0/24011
221.206.207.0/24011
221.206.230.0/24010
221.206.144.0/24010
221.206.85.0/2409
221.206.142.0/2406
221.206.202.0/2406
221.206.218.0/2405
221.206.106.0/2405
221.206.226.0/2404
221.206.232.0/2404

Proxy providers listing exits

  • 2Captcha
  • Ake.net
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • GSocks
  • Geonix
  • GonzoProxy
  • HydraProxy
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PacketStream
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • Proxyma
  • RainProxy
  • Shifter
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

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
221.206.0.0/1665,536UNICOM-HLChina Unicom Heilongjiang Province NetworkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 221.206.7.0/2732MDJ-DONG-FANG-HOTELMu dan jiang Dong fang hotelASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.7.32/298MDJ-DONG-FANG-HOTELMu dan jiang Dong fang hotelASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.9.0/24256MDJ-LAN-XUN-CORPMu dan jiang lan xun companyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.33.0/25128MDJ-GOVERNMENTMu dan jiang governmentASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.124.0/24256MDJ-LAN-XUN-CORPMu dan jiang lan xun companyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.125.0/24256MDJ-LAN-XUN-CORPMu dan jiang lan xun companyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.126.0/24256MDJ-LAN-XUN-CORPMu dan jiang lan xun companyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.127.0/2732MDJ-DONG-SHANG-CORPMu dan jiang dong shang companyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL
└ 221.206.133.0/24256MDJ-EDUCATION-NETMu dan jiang education networkASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HL

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

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
Residential65,336>99%4
Business2000.31%4

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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