Data as of Nov 8, 2026
222.16.0.0/15
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
57
0.04% of its addresses · listed by providers
Always-on exits
4
7.0% of its exits
Spread
9 of 512
/24s with at least one exit
Providers
41
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 222.16.81.0/24 | 2 | 46 | |
| 222.16.37.0/24 | 1 | 1 | |
| 222.16.55.0/24 | 1 | 1 | |
| 222.16.20.0/24 | 0 | 3 | |
| 222.16.3.0/24 | 0 | 2 | |
| 222.16.22.0/24 | 0 | 1 | |
| 222.16.50.0/24 | 0 | 1 | |
| 222.17.43.0/24 | 0 | 1 | |
| 222.17.44.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Captcha
- Ake.net
- BartProxies
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- GonzoProxy
- IPOasis
- IPPeak
- Infatica
- LemonPrime
- MangoProxy
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- PROXYWING_BASIC
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- ProxyWing
- Proxyma
- QUANTICDATA
- RainProxy
- SPYDERPROXY_PREMIUM
- Shifter
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- VitalProxy
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 222.16.0.0/13 since Jul 2014 | AS4538 | Business | 317 5 always on | |
| 222.16.0.0/12 since May 2005 | AS4538 | Business | 664 8 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 |
|---|---|---|---|---|---|
| 222.16.0.0/16 since Sep 2024 | AS4538 | Business | 55 4 always on | China Education and Research Network | |
| 222.16.0.0/21 since Mar 2023 | AS4538 | Business | 2 | China Education and Research Network | |
| 222.16.8.0/21 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.16.0/20 since Mar 2023 | AS4538 | Business | 4 | China Education and Research Network | |
| 222.16.32.0/19 since Mar 2023 | AS4538 | Business | 3 2 always on | China Education and Research Network | |
| 222.16.64.0/24 since Jan 2025 | AS4538 | Business | China Education and Research Network | ||
| 222.16.66.0/24 since Jan 2025 | AS4538 | Business | China Education and Research Network | ||
| 222.16.80.0/22 since Oct 2019 | AS4538 | Business | 46 2 always on | China Education and Research Network | |
| 222.16.84.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.86.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.88.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.89.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.90.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.92.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.94.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.96.0/19 since Dec 2024 | AS4538 | Business | China Education and Research Network | ||
| 222.16.128.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.132.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.134.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.138.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.140.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.141.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.142.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.144.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.146.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.148.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.150.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.152.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.154.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.156.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.157.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.158.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.159.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.160.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.162.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.163.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.164.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.166.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.168.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.169.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.172.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.173.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.174.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.176.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.180.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.182.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.184.0/21 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.192.0/24 since Dec 2019 | AS4538 | Business | China Education and Research Network | ||
| 222.16.208.0/20 since Dec 2024 | AS4538 | Business | China Education and Research Network | ||
| 222.16.224.0/20 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.16.240.0/20 since Dec 2024 | AS4538 | Business | China Education and Research Network | ||
| 222.17.0.0/16 since Sep 2024 | AS4538 | Business | 2 | China Education and Research Network | |
| 222.17.0.0/21 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.8.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.12.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.14.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.24.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.32.0/19 since Mar 2023 | AS4538 | Business | 2 | China Education and Research Network | |
| 222.17.64.0/20 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.86.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.96.0/19 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.17.128.0/20 | AS4538 | Business | China Education and Research Network | ||
| 222.17.144.0/20 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network | ||
| 222.17.168.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.17.176.0/23 | AS4538 | Business | China Education and Research Network | ||
| 222.17.178.0/23 | AS4538 | Business | China Education and Research Network | ||
| 222.17.180.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.17.192.0/20 | AS4538 | Business | China Education and Research Network | ||
| 222.17.192.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.17.208.0/20 | AS4538 | Business | China Education and Research Network | ||
| 222.17.224.0/21 | AS4538 | Business | China Education and Research Network | ||
| 222.17.232.0/21 | AS4538 | Business | China Education and Research Network | ||
| 222.17.240.0/20 | AS4538 | Business | China Education and Research Network | ||
| 222.17.240.0/24 | AS4538 | Business | China Education and Research Network |
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
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4538 | APNIC | CERNET | MAINT-CERNET-AP | Jun 16, 2026 |
Whois
Registration for this announcement
- Range
- 222.
16. 0. 0/ 15 - Netname
- GZR-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
- Sep 8, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP