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Data as of Nov 3, 2026

210.121.0.0/21

16 residential-proxy exits · 30 days

CCS · space held by Sejong Networks

Announcement
this exact prefix
No RPKI
Announced by
AS45374
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
16
0.78% of its addresses · 30 days
Always-on exits
1
6.3% of its exits
Spread
5 of 8
/24s with at least one exit
Providers
18
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

708 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
210.121.1.0/2414
210.121.6.0/2405
210.121.7.0/2404
210.121.4.0/2402
210.121.2.0/2401

Proxy providers listing exits

  • Ake.net
  • AnyIP
  • BottingTools
  • BuyingProxy
  • CliProxy
  • Datarama
  • Evomi
  • FloppyData
  • IPFly
  • IPPeak
  • InfiniteProxies
  • NovProxy
  • PacketStream
  • Proxy4U
  • PuraRoute
  • RainProxy
  • Shifter
  • ThunderProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.121.0.0/17
since May 2005
AS9848Internet provider67
5 always on
Sejong Networks

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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