Data as of Nov 13, 2026
218.192.48.0/24
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 |
|---|---|---|---|---|---|
| 218.192.0.0/17 since Sep 18, 2026 | AS4538 | Business | 8 | China Education and Research Network | |
| 218.192.0.0/16 since Oct 2019 | AS4538 | Business | 35 | China Education and Research Network | |
| 218.192.0.0/13 since May 2005 | AS4538 | Business | 239 6 always on |
Network & registry
Announced by
Covering announcement 218.192.48.0/21
- Prefix
- 218.192.48.0/21
- Announced by
- AS4538 China Education and Research Network Center
- Type
- Business
- 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
218.192.48.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Mar 2023 · 3.6 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 218.
192. 0. 0/ 16 - 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
- Oct 20, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Oct 24, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cernet. edu. cn - Name
- ABUSE CERNETAP
- Handle
- AC1685-AP