Data as of Nov 4, 2026
202.200.0.0/14
No anonymizer spaceChina Education and Research Network Center · space held by China Education and Research Network
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Recent change
New origin Jun 2026
its first announcement on record
Residential-proxy exits
Proxy exits
438
0.17% of its addresses · listed by providers
Always-on exits
3
0.68% of its exits
Spread
19 of 1,024
/24s with at least one exit
Providers
57
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 202.200.237.0/24 | 1 | 29 | |
| 202.200.233.0/24 | 1 | 28 | |
| 202.201.15.0/24 | 1 | 4 | |
| 202.201.12.0/24 | 0 | 123 | |
| 202.201.10.0/24 | 0 | 33 | |
| 202.200.232.0/24 | 0 | 30 | |
| 202.200.239.0/24 | 0 | 29 | |
| 202.201.11.0/24 | 0 | 29 | |
| 202.200.225.0/24 | 0 | 27 | |
| 202.200.235.0/24 | 0 | 26 | |
| 202.200.234.0/24 | 0 | 25 | |
| 202.200.238.0/24 | 0 | 24 | |
| 202.200.236.0/24 | 0 | 19 | |
| 202.201.87.0/24 | 0 | 5 | |
| 202.200.28.0/24 | 0 | 2 | |
| 202.201.239.0/24 | 0 | 2 | |
| 202.200.173.0/24 | 0 | 1 | |
| 202.201.5.0/24 | 0 | 1 | |
| 202.201.136.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- AnyIP
- BartProxies
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- DataImpulse
- EZProxies
- EnigmaProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GloryCloud
- GonzoProxy
- HideProxy
- HydraProxy
- IPOasis
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- LemonBright
- LemonLabs
- LemonPrime
- LightningProxies
- MangoProxy
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- PacketStream
- ProxiesVision
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- Proxyma
- RainProxy
- Shifter
- TrueProxies
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- VitalProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 202.200.0.0/13 since May 2014 | AS4538 | Business | 479 3 always on | |
| 202.192.0.0/12 since May 2005 | AS4538 | Business | 815 10 always on |
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
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 202.200.0.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.200.8.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.200.12.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.200.16.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.200.28.0/24 | AS4538 | Business | 2 | China Education and Research Network | |
| 202.200.29.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.31.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.32.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.32.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.34.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.35.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.36.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.37.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.38.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.41.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.42.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.43.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.48.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.48.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.64.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.64.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.80.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.80.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.81.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.94.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.96.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.96.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.112.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.112.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.140.0/23 | AS4538 | Business | China Education and Research Network | ||
| 202.200.144.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.168.0/21 | AS4538 | Business | 1 | China Education and Research Network | |
| 202.200.176.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.200.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.200.200.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.200.208.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.224.0/20 | AS4538 | Business | 237 2 always on | China Education and Research Network | |
| 202.200.240.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.200.255.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.0.0/20 | AS4538 | Business | 190 1 always on | China Education and Research Network | |
| 202.201.0.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.14.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.16.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.201.18.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.32.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.201.32.0/24 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.201.33.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.43.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.44.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.48.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.201.48.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.53.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.64.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.201.64.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.65.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.68.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.69.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.80.0/21 | AS4538 | Business | 5 | China Education and Research Network | |
| 202.201.80.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.88.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.201.96.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.201.96.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.106.0/23 | AS4538 | Business | China Education and Research Network | ||
| 202.201.106.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.108.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.201.152.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.201.152.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.154.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.160.0/19 | AS4538 | Business | China Education and Research Network | ||
| 202.201.160.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.201.160.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.166.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.176.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.201.188.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.201.192.0/18 | AS4538 | Business | 2 | China Education and Research Network | |
| 202.201.201.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.216.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.201.220.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.224.0/20 | AS4538 | Business | 2 | China Education and Research Network | |
| 202.201.240.0/20 since May 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.201.253.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.201.255.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.202.0.0/16 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.0.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.16.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.202.23.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.202.24.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.202.32.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.64.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.80.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.80.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.202.96.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.112.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.128.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.128.0/24 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.130.0/24 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.144.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.160.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.176.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.202.192.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.202.200.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.202.208.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.202.220.0/22 | AS4538 | Business | China Education and Research Network | ||
| 202.202.224.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.240.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.202.240.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.0.0/16 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.2.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.16.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.32.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.48.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.203.64.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.203.66.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.80.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.203.112.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.128.0/23 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.132.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.136.0/21 | AS4538 | Business | China Education and Research Network | ||
| 202.203.144.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.203.144.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.160.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.203.160.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.176.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.176.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.187.0/24 | AS4538 | Business | China Education and Research Network | ||
| 202.203.192.0/20 | AS4538 | Business | China Education and Research Network | ||
| 202.203.208.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.224.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 202.203.240.0/20 | AS4538 | Business | China 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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 202.200.0.0/14 | 262,144 | CERNET-CN | China Education and Research Network | ALLOCATED PORTABLE | Sep 4, 2008 | [email protected] |
| └ 202.200.0.0/15 | 131,072 | XAR-CERNET | China Education and Research Network | ASSIGNED NON-PORTABLE | — | [email protected] |
| └ 202.202.0.0/15 | 131,072 | CDR-CERNET | China Education and Research Network | ASSIGNED NON-PORTABLE | — | [email protected] |
Network & registry
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
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 202.200.0.0/15 | AS4538 | APNIC | CERNET | MAINT-CERNET-AP | Jun 16, 2026 |
| 202.201.112.0/20 | AS4538 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 202.201.112.0/20 | AS4538 | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | May 26, 2016 |
| 202.201.128.0/19 | AS4538 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 202.201.128.0/19 | AS4538 | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | May 26, 2016 |
| 202.201.128.0/24 | AS4538 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 202.201.128.0/24 | AS4538 | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | May 26, 2016 |
| 202.202.0.0/15 | AS4538 | APNIC | CERNET | MAINT-CERNET-AP | Jun 16, 2026 |
Whois
Registration for this announcement
- Range
- 202.200.0.0/14
- Netname
- CERNET-CN
- Registrant
- China Education and Research Network
- Registrant country
- CN
- Organization
- China Education and Research Network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 3, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 17, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CERNETAP
- Handle
- AC1685-AP