Data as of Nov 3, 2026
58.207.0.0/16
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 |
|---|---|---|---|---|---|
| 58.200.0.0/13 since Jun 2005 | AS4538 | Business | 69 4 always on | China Education and Research Network | |
| 58.192.0.0/12 since Mar 2007 | AS4538 | Business | 409 5 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 | Holder | RPKI |
|---|---|---|---|---|
| 58.207.0.0/17 | AS4538 | Business | China Education and Research Network | |
| 58.207.8.0/21 | AS4538 | Business | China Education and Research Network | |
| 58.207.16.0/20 | AS4538 | Business | China Education and Research Network | |
| 58.207.30.0/24 | AS4538 | Business | China Education and Research Network | |
| 58.207.64.0/18 | AS4538 | Business | China Education and Research Network | |
| 58.207.128.0/17 | AS4538 | Business | China Education and Research Network | |
| 58.207.254.0/24 | AS4538 | Business | China Education and Research Network | |
| 58.207.255.0/24 | 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
- Stable
- First seen
- Nov 2013
- Current origin since
- Mar 2026 · 8 mo
- Origin networks
- 2
- Last change of origin
- Oct 2019
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 58.200.0.0/13
- Netname
- CIS-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
- May 26, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CERNETAP
- Handle
- AC1685-AP