Data as of Nov 7, 2026
202.112.14.0/23
No anonymizer space · no proxy exits in 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
Recent change
New origin Sep 18, 2026
from AS4538 China Education and Research Network Center, after 10 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 202.112.0.0/16 since May 2014 | AS4538 | Business | 20 | China Education and Research Network | |
| 202.112.0.0/15 since May 2014 | AS4538 | Business | 788 3 always on | China Education and Research Network | |
| 202.112.0.0/14 since Jun 2013 | AS4538 | Business | 864 6 always on | China Education and Research Network | |
| 202.112.0.0/13 since May 2005 | AS4538 | Business | 1,384 14 always on | China Education and Research Network |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 202.112.15.0/24 since Sep 18, 2026 | AS4538 | Business | China Education and Research Network |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 202. | 655,360 | CERNET-CN | China Education and Research Network | ALLOCATED PORTABLE | — | abuse@ |
| └ 202.112.0.0/15 | 131,072 | BJR-CERNET | China Education and Research Network (CERNET) (ORG-CEAR1-AP) · CN | ALLOCATED PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- China Education and Research Network
- Range
- 202.
112. 0. 0 - 202. 121. 255. 255 - Registration type
- ALLOCATED PORTABLE
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
- Sep 2006
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 202.
112. 0. 0/ 15 - Netname
- BJR-CERNET
- Registrant
- China Education and Research Network (CERNET)
- Registrant country
- CN
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 28, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Sep 21, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP