Data as of Nov 13, 2026

202.121.48.0/20

2 residential-proxy exits · 30 days

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

Announcement

this exact prefix

No RPKI

Announced by

AS4538

Type

Business

Residential-proxy exits

Proxy exits

0.05% of its addresses · 30 days

Spread

2 of 16

/24s with at least one exit

Providers

selling exits here

Oct 14, 2026 – Nov 12, 2026

Exits seen per day

41 observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
202.121.52.0/24	0	1
202.121.56.0/24	0	1

Proxy providers listing exits

BirdProxies
Byteful
EnigmaProxy
FlexyProxies
GSocks
Geonix
Infatica
MangoProxy
NodeProxy
NovaProxy
Proxy-Seller
ProxyEmpire
Proxyma
Shifter
VantageProxies

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
202.121.0.0/16 since Oct 2019	AS4538	Business	46	China Education and Research Network
202.120.0.0/15 since May 2005	AS4538	Business	377 3 always on	China Education and Research Network

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
202.121.49.0/24	AS4538	Business	China Education and Research Network
202.121.63.0/24	AS4538	Business	China Education and Research Network

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

First seen: Before our records
Origin networks: 1

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
202.121.48.0/24	AS4538	RADB	CMI (Customer Route)	MAINT-AS58453	Nov 13, 2023
202.121.48.0/24	AS4538	NTTCOM	CMI IP Transit	MAINT-CMI-INT-HK	May 26, 2016