Data as of Nov 14, 2026
202.201.112.0/20
No anonymizer space · no proxy exits in 30 daysChina Education and Research Network Center · space held by China Education and Research Network
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 202.200.0.0/13 since May 2014 | AS4538 | Business | 501 1 always on | |
| 202.192.0.0/12 since May 2005 | AS4538 | Business | 840 8 always on |
Registrations in this block
The registry's network records over this block, widest first, each 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 | abuse@ |
| └ 202.200.0.0/15 | 131,072 | XAR-CERNET | China Education and Research Network | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 202.200.0.0/14
- Prefix
- 202.200.0.0/14
- Announced by
- AS4538 China Education and Research Network Center
- Type
- Business
- Proxy exits
- 460
- Always-on exits
- 1
- RPKI
- No RPKI
- Netname
- CERNET-CN
- Registrant
- China Education and Research Network
- RIR
- APNIC
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
202.200.0.0/14
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
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
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP