Data as of Nov 5, 2026
101.5.128.0/21
5 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
30 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS24348 CERNET2 IX at Tsinghua University
Residential-proxy exits
Proxy exits
5
0.24% of its addresses · 30 days
Spread
3 of 8
/24s with at least one exit
Providers
14
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
435 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 101.5.129.0/24 | 0 | 2 | |
| 101.5.130.0/24 | 0 | 2 | |
| 101.5.132.0/24 | 0 | 1 |
Proxy providers listing exits
- BirdProxies
- ByteProxies
- Byteful
- EnigmaProxy
- GSocks
- Geonix
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- Proxy-Seller
- ProxyEmpire
- RainProxy
- Shifter
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 101.5.128.0/18 since Nov 3, 2026 | AS4538 | Business | 55 | China Education and Research Network | |
| 101.5.128.0/17 since Sep 18, 2026 | AS4538 | Business | 116 | China Education and Research Network | |
| 101.5.0.0/16 since Sep 18, 2026 | AS4538 | Business | 174 | China Education and Research Network | |
| 101.4.0.0/14 since Dec 2010 | AS4538 | Business | 264 1 always on | 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
- Feb 2025
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 2
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 101.
4. 0. 0/ 14 - Netname
- BJR-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
- Dec 9, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP