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Data as of Nov 5, 2026

210.121.20.0/24

3 residential-proxy exits · 30 days

CCS · space held by Sejong Networks

Announcement
210.121.16.0/21
No RPKI
Announced by
AS45374
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
3
1.2% of its addresses · 30 days
Always-on exits
1
33% of its exits
Providers
19
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

817 observations

Proxy providers listing exits

  • 711Proxy
  • Ake.net
  • BottingTools
  • CliProxy
  • DataImpulse
  • FlashProxy
  • FloppyData
  • IPFly
  • IPPeak
  • Novada
  • PrivateByte
  • Proxy4U
  • PuraRoute
  • RainProxy
  • RapidProxy
  • RoamProxy
  • RolaProxy
  • SwiftProxy
  • YumiProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.121.0.0/17
since May 2005
AS9848Internet provider71
5 always on
Sejong Networks

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 210.121.16.0/21

Prefix
210.121.16.0/21
Announced by
AS45374 CCS
Type
Residential
Proxy exits
12
Always-on exits
2
RPKI
No RPKI
Netname
SEJONG-KR
Registrant
Sejong Networks
RIR
APNIC
Origin network

AS45374

KR
Name
CCS
Type
Internet provider
Registered
Aug 19, 2008
Domain
ccs.co.kr
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed