LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

202.112.30.0/24

No anonymizer space · no proxy exits in 30 days

China Education and Research Network Center · space held by China Education and Research Network

Announcement
this exact prefix
RPKI valid
Announced by
AS4538
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Sep 18, 2026
from AS4538 China Education and Research Network Center, after 10 years unannounced

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
202.112.0.0/16
since May 2014
AS4538Business20China Education and Research Network
202.112.0.0/15
since May 2014
AS4538Business788
3 always on
China Education and Research Network
202.112.0.0/14
since Jun 2013
AS4538Business864
6 always on
China Education and Research Network
202.112.0.0/13
since May 2005
AS4538Business1,384
14 always on
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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
202.112.0.0 - 202.121.255.255655,360CERNET-CNChina Education and Research NetworkALLOCATED PORTABLE—abuse@cernet.edu.cn
└ 202.112.0.0/15131,072BJR-CERNETChina Education and Research Network (CERNET) (ORG-CEAR1-AP) · CNALLOCATED PORTABLE—abuse@cernet.edu.cn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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