Data as of Nov 6, 2026
222.203.0.0/16
3 residential-proxy exits · 30 daysChina Education and Research Network Center · space held by China Education and Research Network
Residential-proxy exits
Proxy exits
3
<0.01% of its addresses · 30 days
Spread
2 of 256
/24s with at least one exit
Providers
13
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
39 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 222.203.211.0/24 | 0 | 2 | |
| 222.203.8.0/24 | 0 | 1 |
Proxy providers listing exits
- BirdProxies
- Byteful
- CliProxy
- EnigmaProxy
- GSocks
- Infatica
- LemonPrime
- MangoProxy
- NodeProxy
- NovaProxy
- ProxyEmpire
- Proxyma
- Shifter
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 222.192.0.0/12 since Jun 2005 | AS4538 | Business | 1,108 15 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 |
|---|---|---|---|---|---|
| 222.203.0.0/19 | AS4538 | Business | 1 | China Education and Research Network | |
| 222.203.32.0/20 | AS4538 | Business | China Education and Research Network | ||
| 222.203.47.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.203.48.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.203.52.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.203.56.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.203.60.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.203.64.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.65.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.66.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.68.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.69.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.70.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.72.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.73.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.74.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.76.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.78.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.80.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.82.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.84.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.88.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.90.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.92.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.94.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.96.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.98.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.100.0/24 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.102.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.104.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.106.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.108.0/22 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.128.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.130.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.132.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.134.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.136.0/21 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.144.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.146.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.148.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.150.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.152.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.154.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.156.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.158.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.160.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.162.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.164.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.166.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.168.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.170.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.172.0/23 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.176.0/20 since Mar 2023 | AS4538 | Business | China Education and Research Network | ||
| 222.203.205.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.203.208.0/22 | AS4538 | Business | 2 | China Education and Research Network | |
| 222.203.212.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.203.218.0/23 | AS4538 | Business | China Education and Research Network | ||
| 222.203.218.0/24 | AS4538 | Business | China Education and Research Network | ||
| 222.203.220.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.203.224.0/21 | AS4538 | Business | China Education and Research Network | ||
| 222.203.232.0/22 | AS4538 | Business | China Education and Research Network | ||
| 222.203.240.0/22 | 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
- Rotating
- First seen
- May 2005
- Current origin since
- Dec 2024 · 1.9 yr
- Origin networks
- 2
- Last change of origin
- Nov 2022
Recorded history
History
- Handoffs
- 4
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 222.203.204.0/24 | AS4538 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 222.203.204.0/24 | AS4538 | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | May 25, 2016 |
Whois
Registration for this announcement
- Range
- 222.
200. 0. 0/ 14 - 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
- Jul 7, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP