Data as of Nov 10, 2026
219.225.135.0/24
No anonymizer space · no proxy exits in 30 daysChina Education and Research Network Center · space held by China Education and Research Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 219.224.0.0/15 since Jun 2026 | AS4538 | Business | 11 | China Education and Research Network | |
| 219.224.0.0/14 since May 2014 | AS4538 | Business | 67 1 always on | ||
| 219.224.0.0/13 since May 2005 | AS4538 | Business | 180 6 always on |
Network & registry
Announced by
Covering announcement 219.225.128.0/19
- Prefix
- 219.225.128.0/19
- Announced by
- AS4538 China Education and Research Network Center
- Type
- Business
- RPKI
- No RPKI
- Netname
- BJR-CERNET
- 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
219.225.128.0/19
Routing history
- First seen
- Before our records
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 219.
224. 0. 0 - 219. 226. 255. 255 - 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
- Oct 20, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 17, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP