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Data as of Nov 4, 2026

203.236.0.0/17

84 residential-proxy exits · 30 days

Korea Telecom

Announcement
this exact prefix
No RPKI
Announced by
AS4766
Type
Residential
52% of it

Residential-proxy exits

Proxy exits
84
0.26% of its addresses · 30 days
Always-on exits
3
3.6% of its exits
Spread
40 of 128
/24s with at least one exit
Providers
65
selling exits here
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

12K observations
  • Residential
  • Mobile
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
203.236.54.0/2413
203.236.91.0/2413
203.236.93.0/2412
203.236.116.0/24010
203.236.49.0/2406
203.236.57.0/2405
203.236.99.0/2404
203.236.59.0/2404
203.236.58.0/2403
203.236.113.0/2403
203.236.53.0/2403
203.236.92.0/2402
203.236.3.0/2402
203.236.124.0/2402
203.236.8.0/2402
203.236.115.0/2402
203.236.108.0/2402
203.236.104.0/2402
203.236.100.0/2402
203.236.55.0/2402
203.236.102.0/2401
203.236.107.0/2401
203.236.95.0/2401
203.236.47.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BirdProxies
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonBright
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • NextProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PSBProxy
  • PacketStream
  • ProxiesVision
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyStyler
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • Shifter
  • Thordata
  • ThunderProxy
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalExclusive
  • VitalProxy

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
203.236.0.0/19
since May 2005
AS9644Mobile5SK Telecom
203.236.32.0/21
since May 2005
AS9644MobileSK Telecom
203.236.40.0/22
since May 2005
AS9644MobileSK Telecom
203.236.48.0/24
since Oct 2019
AS55592HostingKorea Telecom
203.236.64.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.65.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.66.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.67.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.68.0/24
since Dec 2008
AS9696UnknownKorea Telecom
203.236.69.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.70.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.71.0/24
since Jan 2007
AS9696UnknownKorea Telecom
203.236.72.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.73.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.74.0/24
since Jan 2010
AS9490BusinessKorea Telecom
203.236.76.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.78.0/24
since May 2005
AS9696UnknownKorea Telecom
203.236.79.0/24
since Dec 2008
AS9696UnknownKorea Telecom
203.236.80.0/24
since Sep 2013
AS9575BusinessKorea Telecom
203.236.80.0/25AS9575BusinessKorea Telecom
203.236.80.128/25AS9575BusinessKorea Telecom
203.236.84.0/24
since Aug 2011
AS45399Business1Korea Telecom
203.236.120.0/24
since Mar 2010
AS45989BusinessKorea Telecom

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.236.0.0/198,192SK-TELECOM-NETSK TelecomALLOCATED PORTABLE—hostmaster@nic.or.kr
203.236.32.0/212,048SK-TELECOM-NETSK TelecomALLOCATED PORTABLE—hostmaster@nic.or.kr
203.236.40.0/221,024SK-TELECOM-NETSK TelecomALLOCATED PORTABLE—hostmaster@nic.or.kr
203.236.44.0/221,024KORNETKorea TelecomALLOCATED NON-PORTABLE—hostmaster@nic.or.kr
203.236.48.0/204,096KORNETKorea TelecomASSIGNED PORTABLE—hostmaster@nic.or.kr
203.236.64.0/1816,384KORNETKorea TelecomALLOCATED PORTABLE—hostmaster@nic.or.kr

Composition

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

Announced space

Address share

Announced space

Types across the prefix

32,768 addresses
TypeAddressesShareRanges
Residential16,89652%7
Mobile11,26434%3
Unknown3,32810%13
Business1,0243.1%5
Hosting2560.78%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Not stated by the registry
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