LAYER3 INTEL
Get started
Sign in
Data as of Nov 10, 2026

221.160.0.0/13

21 anonymizer addresses · <0.01% · VPN

Korea Telecom

Announcement
this exact prefix
No RPKI
Announced by
AS4766
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
3,280
0.63% of its addresses · listed by providers
Always-on exits
130
4.0% of its exits
Spread
1,324 of 2,048
/24s with at least one exit
Providers
116
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
221.166.248.0/2425
221.167.222.0/2423
221.160.219.0/2423
221.162.95.0/2423
221.160.158.0/2422
221.163.142.0/2422
221.162.210.0/24112
221.161.167.0/24112
221.162.233.0/24112
221.164.204.0/24112
221.164.141.0/24110
221.166.234.0/24110
221.161.176.0/2417
221.165.251.0/2417
221.166.254.0/2417
221.161.166.0/2417
221.163.114.0/2416
221.160.221.0/2416
221.160.244.0/2416
221.164.161.0/2416
221.167.118.0/2416
221.161.182.0/2416
221.162.150.0/2416
221.162.152.0/2415

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HPROXY
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPMUSK
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • MarsProxies
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYON
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PacketStream
  • PrivateByte
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • QUANTICDATA
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • SPYDERPROXY_BASIC
  • SPYDERPROXY_PREMIUM
  • Shifter
  • Smartproxy
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrueProxies
  • TrustProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
Korea Telecom
2 · Leased from
not leased
3 · Announced by
AS4766 Korea Telecom
since May 2005 · 21.5 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 221.160.0.0/13/24s
VPN GateUniversity of Tsukuba
21<0.01%
21

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

221.160.0.0/13

From the registry to its use

  1. Jan 10, 2005
    Route object
    AS9318 SK Broadband Co Ltd
    NTTCOM route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9304
    221.160.46.0/24
  2. Jan 10, 2005
    Route object
    AS9318 SK Broadband Co Ltd
    NTTCOM route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9304
    221.160.47.0/24
  3. Jan 10, 2005
    Route object
    AS9318 SK Broadband Co Ltd
    NTTCOM route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9304
    221.160.48.0/24
  4. Jan 10, 2005
    Route object
    AS9318 SK Broadband Co Ltd
    NTTCOM route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9304
    221.160.49.0/24
  5. Jan 10, 2005
    Route object
    AS9318 SK Broadband Co Ltd
    NTTCOM route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9304
    221.160.50.0/24
  6. May 9, 2005– Nov 9, 2026
    Announced
    AS4766 Korea Telecom
    Internet provider
  7. May 23, 2005
    Route object
    AS23562 Busan City Environmental Installations Corp
    RADB route object for AS23562 Busan City Environmental Installations Corp, maintainer MAINT-AS4766
    221.161.97.0/24
  8. Jan 9, 2006
    Route object
    AS18170
    RADB route object for AS18170, maintainer MAINT-AS3786
    221.164.52.0/23
  9. Jan 9, 2006
    Route object
    AS18170
    RADB route object for AS18170, maintainer MAINT-AS3786
    221.164.54.0/24
  10. Mar 29, 2011
    Route object
    AS9318 SK Broadband Co Ltd
    RADB route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9318
    221.160.46.0/24
  11. Mar 29, 2011
    Route object
    AS9318 SK Broadband Co Ltd
    RADB route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9318
    221.160.47.0/24
  12. Mar 29, 2011
    Route object
    AS9318 SK Broadband Co Ltd
    RADB route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9318
    221.160.48.0/24
  13. Mar 29, 2011
    Route object
    AS9318 SK Broadband Co Ltd
    RADB route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9318
    221.160.49.0/24
  14. Mar 29, 2011
    Route object
    AS9318 SK Broadband Co Ltd
    RADB route object for AS9318 SK Broadband Co Ltd, maintainer MAINT-AS9318
    221.160.50.0/24
  15. Nov 24, 2011
    Route object
    AS9635 Pusan University of Foreign Studies
    RADB route object for AS9635 Pusan University of Foreign Studies, maintainer MAINT-AS9318
    221.162.251.0/24
  16. Oct 27, 2025
    Route object
    AS9780 Inje University
    RADB route object for AS9780 Inje University, maintainer MAINT-AS4766
    221.161.160.0/24
  17. Oct 27, 2025
    Route object
    AS9631 youngsan university
    RADB route object for AS9631 youngsan university, maintainer MAINT-AS4766
    221.164.4.0/24
  18. today
    Registry record
    Korea Telecom
    ALLOCATED PORTABLE
    221.160.0.0/13
  19. today
    Route object
    AS4766 Korea Telecom
    RADB route object for AS4766 Korea Telecom, maintainer MAINT-AS4766
  20. today
    Used
    VPN Gate
    VPN

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
221.160.30.0/24
since Aug 2016
AS4766ResidentialKorea Telecom
221.160.143.0/24
since Dec 2008
AS4766ResidentialKorea Telecom
221.160.151.0/24
since Dec 2023
AS38422BusinessKorea Telecom
221.160.178.0/24
since Feb 2010
AS4766ResidentialKorea Telecom
221.160.179.0/25AS4766Residential1
1 always on
Korea Telecom
221.160.183.0/24
since Dec 2023
AS38422BusinessKorea Telecom
221.160.197.0/24
since Jul 2019
AS4766Residential1Korea Telecom
221.161.97.0/25AS23562Business1Korea Telecom
221.161.97.128/25AS23562BusinessKorea Telecom
221.162.24.0/24
since Oct 2021
AS45377BusinessKorea Telecom
221.162.86.0/24
since Dec 2008
AS4766ResidentialKorea Telecom
221.163.32.0/24
since Jan 2015
AS18323BusinessKorea Telecom
221.164.0.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.1.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.2.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.3.0/24
since Mar 2015
AS9631Business2Korea Telecom
221.164.5.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.9.0/24
since Mar 2023
AS131101BusinessKorea Telecom
221.164.68.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.69.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.70.0/24
since Mar 2015
AS9631BusinessKorea Telecom
221.164.71.0/24
since Mar 2015
AS9631Business1Korea Telecom
221.165.26.0/24
since Mar 2025
AS4766ResidentialKorea Telecom
221.165.31.0/24
since Apr 2022
AS9862ResidentialKorea Telecom

Composition

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

Announced space

Address share

Announced space

Types across the prefix

524,288 addresses
TypeAddressesShareRanges
Residential520,427>99%46
Business3,8400.73%16
VPNanonymizer21<0.01%21

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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