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Data as of Nov 7, 2026

42.247.1.0/24

No anonymizer space · no proxy exits in 30 days

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

Announcement
42.247.0.0/19
No RPKI
Announced by
AS4538
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
42.246.0.0/15
since Oct 2016
AS4538Business140
2 always on
China Education and Research Network

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
42.244.0.0/14262,144NJR-CERNETChina Education and Research NetworkALLOCATED PORTABLE—abuse@cernet.edu.cn
└ 42.247.1.0/24256DKHCDNDNSCD-CNChengdu, Sichuan 610054, ChinaALLOCATED NON-PORTABLE—abuse@cernet.edu.cn

Network & registry

AnnouncementRouting historyWhois & abuse
Announced by

Covering announcement 42.247.0.0/19

Prefix
42.247.0.0/19
Announced by
AS4538 China Education and Research Network Center
Type
Business
Proxy exits
19
RPKI
No RPKI
Netname
NJR-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