Data as of Nov 6, 2026
222.205.120.0/21
525 residential-proxy exits · 30 daysChina Education and Research Network Center · space held by China Education and Research Network
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
525
26% of its addresses · 30 days
Always-on exits
12
2.3% of its exits
Spread
4 of 8
/24s with at least one exit
Providers
64
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
27K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 222.205.120.0/24 | 10 | 188 | |
| 222.205.121.0/24 | 1 | 166 | |
| 222.205.124.0/24 | 1 | 150 | |
| 222.205.122.0/24 | 0 | 25 |
Proxy providers listing exits
- 2Captcha
- BartProxies
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- CoreProxy
- DataImpulse
- EnigmaProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- GeekProxy
- Geonix
- Geonode
- GonzoProxy
- HydraProxy
- IPFly
- IPOasis
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- LemonLabs
- LemonPrime
- LightningProxies
- LudaxProxy
- MangoProxy
- NSocks
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- PSBProxy
- PacketStream
- PrivateByte
- ProxiesVision
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyStyler
- ProxyWing
- Proxying
- Proxyma
- PuraRoute
- RainProxy
- Shifter
- SpyderProxy
- TrustProxy
- VProxy
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- VitalProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 222.205.0.0/17 since May 2026 | AS4538 | Business | 686 12 always on | China Education and Research Network | |
| 222.205.0.0/16 since Sep 18, 2026 | AS4538 | Business | 686 12 always on | China Education and Research Network | |
| 222.192.0.0/12 since Jun 2005 | AS4538 | Business | 1,108 15 always on |
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
- First seen
- Before our records
- Origin networks
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 222.205.127.0/24 | AS4538 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 222.205.127.0/24 | AS4538 | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | May 25, 2016 |
Whois
Registration for this announcement
- Range
- 222.
204. 0. 0/ 15 - Netname
- SHR-CERNET
- 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
- Jul 16, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP