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Data as of Nov 8, 2026

202.120.0.0/15

No anonymizer space

China Education and Research Network Center · space held by China Education and Research Network

Announcement
this exact prefix
No RPKI
Announced by
AS4538
Type
Business

Residential-proxy exits

Proxy exits
378
0.29% of its addresses · listed by providers
Always-on exits
9
2.4% of its exits
Spread
50 of 512
/24s with at least one exit
Providers
70
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
202.120.8.0/2448
202.120.235.0/243176
202.121.182.0/2414
202.120.48.0/2411
202.120.234.0/24057
202.121.39.0/24021
202.120.237.0/24020
202.120.23.0/24010
202.120.25.0/2407
202.120.79.0/2406
202.120.14.0/2406
202.121.117.0/2404
202.121.132.0/2404
202.121.180.0/2404
202.120.28.0/2403
202.120.37.0/2403
202.121.92.0/2403
202.120.60.0/2402
202.120.55.0/2402
202.120.42.0/2402
202.120.40.0/2402
202.120.38.0/2402
202.120.11.0/2402
202.120.57.0/2402

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • EZProxies
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • Maskify
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PROXYWING_BASIC
  • PacketStream
  • PrivateByte
  • ProxiesVision
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • QUANTICDATA
  • RainProxy
  • RealProxy
  • ResiProxies
  • SPYDERPROXY_PREMIUM
  • Shifter
  • Smartproxy
  • SpyderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • ZENPROXY_PREMIUM

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
202.120.0.0/16
since Oct 2019
AS4538Business331
8 always on
China Education and Research Network
202.120.0.0/17AS4538Business76
5 always on
China Education and Research Network
202.120.0.0/18
since Sep 18, 2026
AS4538Business69
5 always on
China Education and Research Network
202.120.0.0/19AS4538Business43
4 always on
China Education and Research Network
202.120.0.0/24AS4538BusinessChina Education and Research Network
202.120.1.0/24AS4538BusinessChina Education and Research Network
202.120.2.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.7.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.14.0/24AS4538Business6China Education and Research Network
202.120.19.0/24AS4538BusinessChina Education and Research Network
202.120.31.0/24AS4538BusinessChina Education and Research Network
202.120.32.0/19AS4538Business26
1 always on
China Education and Research Network
202.120.43.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.64.0/20
since Sep 18, 2026
AS4538Business6China Education and Research Network
202.120.80.0/20AS4538Business1China Education and Research Network
202.120.108.0/24AS4538BusinessChina Education and Research Network
202.120.111.0/24AS4538BusinessChina Education and Research Network
202.120.112.0/20AS4538BusinessChina Education and Research Network
202.120.112.0/24AS4538BusinessChina Education and Research Network
202.120.118.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.125.0/24AS4538BusinessChina Education and Research Network
202.120.126.0/24AS4538BusinessChina Education and Research Network
202.120.127.0/24AS4538BusinessChina Education and Research Network
202.120.128.0/17AS4538Business255
3 always on
China Education and Research Network
202.120.128.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.144.0/20AS4538BusinessChina Education and Research Network
202.120.146.0/24AS4538BusinessChina Education and Research Network
202.120.160.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.176.0/20
since Jul 2024
AS4538BusinessChina Education and Research Network
202.120.192.0/21AS4538Business1China Education and Research Network
202.120.200.0/22
since Mar 2025
AS4538BusinessChina Education and Research Network
202.120.200.0/23AS4538BusinessChina Education and Research Network
202.120.202.0/23AS4538BusinessChina Education and Research Network
202.120.208.0/20
since Sep 18, 2026
AS4538Business1China Education and Research Network
202.120.209.0/24AS4538BusinessChina Education and Research Network
202.120.215.0/24AS4538BusinessChina Education and Research Network
202.120.224.0/19
since Sep 18, 2026
AS4538Business253
3 always on
China Education and Research Network
202.120.224.0/20AS4538Business253
3 always on
China Education and Research Network
202.120.224.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.120.234.0/24
since Sep 18, 2026
AS4538Business57China Education and Research Network
202.120.235.0/24
since Sep 18, 2026
AS4538Business176
3 always on
China Education and Research Network
202.120.240.0/20AS4538BusinessChina Education and Research Network
202.120.247.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.121.0.0/16
since Oct 2019
AS4538Business47
1 always on
China Education and Research Network
202.121.0.0/20AS4538BusinessChina Education and Research Network
202.121.16.0/22AS4538BusinessChina Education and Research Network
202.121.17.0/24AS4538BusinessChina Education and Research Network
202.121.20.0/22AS4538BusinessChina Education and Research Network
202.121.28.0/22AS4538Business1China Education and Research Network
202.121.32.0/20AS4538Business21China Education and Research Network
202.121.48.0/20AS4538Business2China Education and Research Network
202.121.49.0/24AS4538BusinessChina Education and Research Network
202.121.63.0/24AS4538BusinessChina Education and Research Network
202.121.64.0/20AS4538BusinessChina Education and Research Network
202.121.80.0/20AS4538Business5China Education and Research Network
202.121.96.0/20AS4538BusinessChina Education and Research Network
202.121.96.0/23
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
202.121.112.0/20AS4538Business4China Education and Research Network
202.121.112.0/22AS4538BusinessChina Education and Research Network
202.121.128.0/20AS4538Business4China Education and Research Network
202.121.128.0/24AS4538BusinessChina Education and Research Network
202.121.148.0/22AS4538BusinessChina Education and Research Network
202.121.150.0/24AS4538BusinessChina Education and Research Network
202.121.160.0/21AS4538BusinessChina Education and Research Network
202.121.160.0/24AS4538BusinessChina Education and Research Network
202.121.168.0/21AS4538BusinessChina Education and Research Network
202.121.176.0/21
since Sep 18, 2026
AS4538Business10
1 always on
China Education and Research Network
202.121.176.0/22AS4538BusinessChina Education and Research Network
202.121.180.0/22AS4538Business10
1 always on
China Education and Research Network
202.121.184.0/24
since Mar 2025
AS4538BusinessChina Education and Research Network
202.121.192.0/20AS4538BusinessChina Education and Research Network
202.121.192.0/21AS4538BusinessChina Education and Research Network
202.121.208.0/20
since Oct 29, 2026
AS4538BusinessChina Education and Research Network
202.121.208.0/24AS4538BusinessChina Education and Research Network
202.121.224.0/20
since Mar 2026
AS4538BusinessChina Education and Research Network
202.121.240.0/22AS4538BusinessChina Education and Research Network
202.121.241.0/24AS4538BusinessChina Education and Research Network
202.121.244.0/23AS4538BusinessChina Education and Research Network
202.121.246.0/23AS4538BusinessChina Education and Research Network
202.121.252.0/22AS4538BusinessChina Education and Research 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
202.112.0.0 - 202.121.255.255655,360CERNET-CNChina Education and Research NetworkALLOCATED PORTABLE—abuse@cernet.edu.cn
└ 202.120.24.224/2816NICOS-SGNicos Consult GMBH - Robert Linnemann IntlASSIGNED NON-PORTABLE—abuse@cernet.edu.cn
via CERNET-CN
└ 202.120.24.240/2816POLAROID-SGPolaroid Singapore Pte LtdASSIGNED NON-PORTABLE—abuse@cernet.edu.cn
via CERNET-CN

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

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS4538

CN
Name
China Education and Research Network Center
Type
Education
Registered
Aug 1, 2002
Domain
cernet.edu.cn
Website
www.edu.cn
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed