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Data as of Nov 10, 2026

219.143.240.0/20

25 residential-proxy exits · 30 days

China Networks Inter-Exchange · space held by Data Communication Division

Announcement
this exact prefix
RPKI valid
Announced by
AS4847
Type
Business
50% of it

Residential-proxy exits

Proxy exits
25
0.61% of its addresses · 30 days
Always-on exits
1
4.0% of its exits
Spread
5 of 16
/24s with at least one exit
Providers
43
selling exits here
Oct 11, 2026 – Nov 9, 2026

Exits seen per day

3.1K observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
219.143.255.0/2411
219.143.246.0/24014
219.143.240.0/2408
219.143.241.0/2401
219.143.242.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • Ake.net
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • DataImpulse
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • GSocks
  • Geonix
  • GonzoProxy
  • IPOasis
  • IPPeak
  • Infatica
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyHat
  • Proxyma
  • RainProxy
  • SPYDERPROXY_PREMIUM
  • Shifter
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
219.143.0.0/16
since May 2005
AS4847Residential562
9 always on
Data Communication Division
via CHINANET Beijing 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
219.128.0.0 - 219.153.255.2551,703,936CHINANET-CNData Communication DivisionALLOCATED PORTABLE—anti-spam@chinatelecom.cn
└ 219.141.128.0 - 219.143.255.255163,840CHINATELECOM-BJCHINANET Beijing Province NetworkALLOCATED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINANET-CN
└ 219.143.240.0/2664ICBC-Data-CenterunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.64/2816Reuters-Technology-China-LimitedunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.80/2816Beijing-Pangushi-Investment-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.96/2732West-Beijing-Machinery-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.192/2816China-Unicom-Limited-Beijing-BranchJingmen PlazaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.208/298Beijing-Yishengkang-E-Commerce-LimitedunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.216/298Flextronics-of-China-Electronics-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.240.240/2816COSCO-Network-Beijing-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.241.0/2816Beijing-Meilian-Estate-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.241.16/2816Bank-of-China-Insurance-Company-LimitedunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.241.64/2664Beijing-Three-Geely-Energy-CorpGuoxing JiayuanASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.241.128/25128National-Citizen-Identity-Informaiton-CenterunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.0/25128China-Water-Conservancy-and-Hydropower-Construction-GroupBuilding A Haifu PlazaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.128/2816Jiajia-Legou-Beijing-InformationTechnology-Co-LtdBuilding NO.5 15 area ZongbujidiASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.144/2816ESSENCE-SECURITIES-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.168/298Nippon-Hoso-KyokaiDiplomats apartment 2-2-72,Jianguomeiwai Street,Chaoyang District,Beijing,P.R.ChinaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.176/2816Staples-Commerce-and-Trade-Co-Ltd-Beijing-BranchunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.192/2816Marco-Polo-Parkside-BeijingunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.208/298Beijing-Flight-Centre-Kanghui-International-Travel-Service-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.216/298Huahong-securities-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.224/2816Asia-Texas-American-ResourcesunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.242.240/2816Beijing-Wanda-Estate-Development-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.243.0/24256CPPCC-National-CommitteeunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.244.0/2664Beijing-Industrial-University-School-of-Continuing-EducationunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.244.64/2816Beijing-Shijizuoyue-Information-Technology-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.244.128/2732Beijing-Saiweianke-Technology-Development-CorporationZone G Bjtelecom Shangdi IDC,Haidian District, Beijing,P.R.ChinaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.244.160/2816Huaxia-Bank-Co-Ltd-Beijing-BranchunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.244.224/2732Beijing-Shidai-hi-tech-ICT-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.245.32/2732Beijing-Hongxiang-BuildingunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.245.64/2816Ministry-of-Environment-ProtectionunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.245.96/2732Beijing-Linkong-Hotel-Management-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.245.128/2664ICBC-Credit-Suiess-Asset-Management-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.246.0/2664Beijing-Industrial-University-School-of-Continuing-EducationunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.246.64/2816China-Puta-Communications-Services-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.246.96/2732ESSENCE-SECURITIES-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.246.128/25128Gaode-Software-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.0/2732Beijing-Jinzhi-Xintong-Electronic-Technology-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.32/298Beijing-Kai-Sibo-Investment-Management-LtdB-902, Wantong Center, Chaoyang District, Beijing,P.R.ChinaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.40/298China-Banking-Regulatory-CommissionunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.48/298Smith-Drilling-Equipment-Changzhou-Ltd-Beijing-BranchB-2001, Wantong Center, Chaoyang District, Beijing,P.R.ChinaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.56/298MAISON-WORLEY-PARSONSunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.64/2664The-State-Radio-Monitoring-CenterunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.247.128/25128Beijing-Feihua-Linghang-Science-and-Technology-Development-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.0/2732iSoftStone-Information-Service-CorporationInternational Software PlazaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.32/2816SMS-DEMAGunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.48/298Shanghai-linkworld-Electronic-Technology-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.56/298Beijing-Qinming-Ruida-Network-Technology-Co-LtdWangjing Chaoting International Apartment,Chaoyang District,Beijing,P.R.ChinaASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.64/2664Beijing-Jiayou-Estate-Brokers-LtdBuilding NO.22 7 area ZongbujidiASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.128/2816Beijing-Municipal-People-ProcuratorateunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.144/298Beijing-Ding-Han-Technology-Co-LtdBuilding NO.3 7 area ZongbujidiASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.152/298Professional-Investment-Services-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.160/2732CCB-Principal-Asset-Management-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.192/2816Heidelbery-Printing-Equipment-Beijing-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.208/2816Bayer-Pharmaceutical-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.224/298Huibei-Yihua-Chemical-Industry-Co-Ltd-Beijing-OfficeBuilding NO.3 15 area ZongbujidiASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.232/298Weapons-and-equipment-Group-Financial-GroupunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.248.240/2816Beijing-Sevenstar-Electronics-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.249.0/25128Beijing-Fabo-Communication-Technology-Limited-CompanyunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.249.128/2732Shin-Kong-Life-Insurance-Co-LtdWanda Plaza Building B-15ASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.249.160/2732China-Life-Insurance-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.249.192/2816Xinjiang-Zhongtai-Chemical-Co-LtdChemical buildingASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.249.224/2732Shanghai-Shimao-Investment-Advisory-Co-Ltd-Beijing-BranchunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.250.0/2732Ministry-of-Education-Teaching-Chinese-and-Foreign-Language-Development-CenterDesheng Shangcheng Building AASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.250.32/2732Chuangzhi-Chuangdong-Daye-Advertising-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.250.64/2664Heyi-Information-Technology-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.250.128/25128China-Duty-Free-Group-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.0/2816LONG-Yuan-Electric-Group-CorporationunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.16/304First-American-Title-Insurance-Company-Beijing-OfficeunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.20/304Beijing-Shiji-Qinlong-High-tech-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.24/298Beijing-Corning-Display-Technolog-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.32/2732JEWIM-PHARMACEUTICAL-INCunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.64/2816Beijing-Summer-Palace-Hotel-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.96/2732Beijing-Lianhang-Hezhong-Media-Technology-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.128/2732Hongyuan-SecuritesunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.168/298Beijing-Weineng-Heating-Equipment-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.192/2732Beijing-Jing-dong-World-Trade-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.251.224/2732JDB-Beverage-Co-LtdunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.252.0/24256COFCO-LimitedunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.253.0/24256Ministry-of-Industry-and-Information-Technology-of-PRCunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ
└ 219.143.254.0/24256Zongcan-Tongxunbu-ZiguanbanunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINATELECOM-BJ

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

4,096 addresses
TypeAddressesShareRanges
Business2,04850%67
Residential2,04850%21

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Data Communication Division
Range
219.128.0.0 - 219.153.255.255
Registration type
ALLOCATED PORTABLE
Reallocated to
CHINANET Beijing Province Network
Reallocated range
219.141.128.0 - 219.143.255.255
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS4847

CN
Name
China Networks Inter-Exchange
Type
Internet provider
Registered
Sep 10, 1996
Domain
bta.net.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed