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Data as of Nov 8, 2026

121.135.57.0/24

2 residential-proxy exits · 30 days

Korea Telecom

Announcement
121.128.0.0/13
No RPKI
Announced by
AS4766
Type
Business
50% of it

Residential-proxy exits

Proxy exits
2
0.78% of its addresses · 30 days
Always-on exits
1
50% of its exits
Providers
25
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

1.2K observations

Proxy providers listing exits

  • Ake.net
  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • EnigmaProxy
  • FlexyProxies
  • GSocks
  • GonzoProxy
  • IPPeak
  • Infatica
  • LemonBright
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • Proxyma
  • RainProxy
  • Shifter
  • Thordata
  • VantageProxies
  • VitalExclusive

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
121.128.0.0/12
since Sep 2009
AS4766Residential7,166
345 always on
Korea Telecom
121.128.0.0/11
since Apr 2006
AS4766Residential14,147
627 always on
Korea Telecom
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
121.135.57.128/25AS38697BusinessKorea Telecom

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

256 addresses
TypeAddressesShareRanges
Business12850%1
Residential12850%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 121.128.0.0/13

Prefix
121.128.0.0/13
Announced by
AS4766 Korea Telecom
Type
Residential
Proxy exits
3,537
Always-on exits
173
RPKI
No RPKI
Netname
KORNET-KR
Registrant
Korea Telecom
RIR
APNIC
Origin network

AS4766

KR
Name
Korea Telecom
Type
Internet provider
Registered
Apr 22, 1996
Domain
kt.com
Website
www.kt.com/eng/main.jsp
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1