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Data as of Nov 3, 2026

220.72.0.0/13

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
2,517
0.48% of its addresses · listed by providers
Always-on exits
120
4.8% of its exits
Spread
1,081 of 2,048
/24s with at least one exit
Providers
101
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
220.79.155.0/2434
220.72.201.0/2427
220.72.39.0/2424
220.74.114.0/2424
220.74.112.0/24111
220.78.36.0/2419
220.76.20.0/2419
220.75.179.0/2417
220.74.124.0/2417
220.72.63.0/2416
220.73.71.0/2416
220.78.224.0/2415
220.76.228.0/2415
220.74.13.0/2415
220.77.30.0/2415
220.76.95.0/2415
220.73.21.0/2415
220.72.113.0/2415
220.72.48.0/2414
220.77.218.0/2414
220.74.45.0/2414
220.74.119.0/2414
220.77.141.0/2414
220.74.24.0/2414

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • MarsProxies
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PacketStream
  • PrivateByte
  • Proxies.fo
  • ProxiesVision
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • Shifter
  • Smartproxy
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrustProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
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 220.72.0.0/13/24s
VPN GateUniversity of Tsukuba
21<0.01%
21

Lineage

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

220.72.0.0/13

From the registry to its use

  1. Dec 26, 2002
    Route object
    AS18330 Hongik University
    RADB route object for AS18330 Hongik University, maintainer MAINT-AS3786
    220.73.77.0/24
  2. Dec 26, 2002
    Route object
    AS18330 Hongik University
    RADB route object for AS18330 Hongik University, maintainer MAINT-AS3786
    220.73.78.0/23
  3. Apr 1, 2003
    Route object
    AS9870 Dong-EUI University
    RADB route object for AS9870 Dong-EUI University, maintainer MAINT-AS3786
    220.73.232.0/23
  4. May 9, 2005– today
    Announced
    AS4766 Korea Telecom
    Internet provider
  5. Apr 25, 2013
    Route object
    AS9293 NTT Com Asia Limited
    RADB route object for AS9293 NTT Com Asia Limited, maintainer MAINT-AS4645
    220.73.150.0/24
  6. Apr 25, 2013
    Route object
    AS9293 NTT Com Asia Limited
    RADB route object for AS9293 NTT Com Asia Limited, maintainer MAINT-AS4645
    220.73.151.0/24
  7. Oct 27, 2025
    Route object
    AS9631 youngsan university
    RADB route object for AS9631 youngsan university, maintainer MAINT-AS4766
    220.77.176.0/23
  8. today
    Registry record
    Korea Telecom
    ALLOCATED PORTABLE
    220.72.0.0/13
  9. today
    Route object
    AS4766 Korea Telecom
    RADB route object for AS4766 Korea Telecom, maintainer MAINT-AS4766
  10. 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
220.72.24.0/24
since Jan 2022
AS9492BusinessKorea Telecom
220.73.10.0/24
since Dec 2017
AS4668HostingKorea Telecom
220.73.180.0/22
since May 2005
AS4766ResidentialKorea Telecom
220.73.184.0/22
since May 2005
AS4766ResidentialKorea Telecom
220.73.188.0/22
since Mar 2006
AS4766ResidentialKorea Telecom
220.73.192.0/20
since May 2005
AS4766ResidentialKorea Telecom
220.73.208.0/22
since May 2005
AS4766ResidentialKorea Telecom
220.73.218.0/24AS55593BusinessKorea Telecom
220.73.221.0/24AS55593BusinessKorea Telecom
220.73.230.0/23
since Nov 2019
AS9870BusinessKorea Telecom
220.73.230.0/24
since Nov 2019
AS9870BusinessKorea Telecom
220.73.231.0/24
since Nov 2019
AS9870BusinessKorea Telecom
220.73.232.0/24
since Nov 2019
AS9870BusinessKorea Telecom
220.73.233.0/24
since Nov 2019
AS9870BusinessKorea Telecom
220.73.234.0/24
since Sep 2006
AS4766ResidentialKorea Telecom
220.73.235.0/24
since Sep 2006
AS4766Residential1Korea Telecom
220.73.236.0/24
since Sep 2006
AS4766ResidentialKorea Telecom
220.74.39.0/24
since Nov 2023
AS131860BusinessKorea Telecom
220.75.200.0/24
since Aug 2021
AS131096BusinessKorea Telecom
220.75.210.0/24
since May 2019
AS17859BusinessKorea Telecom
220.75.238.128/25AS4671BusinessKorea Telecom
220.76.17.0/24
since Apr 2023
AS131093BusinessKorea Telecom
220.76.115.0/24
since May 2005
AS10185BusinessKorea Telecom
220.76.177.0/24
since Jun 2013
AS9647BusinessKorea Telecom
220.76.194.0/24
since Jun 2025
AS152290BusinessKorea Telecom
220.76.222.0/24
since Jun 2020
AS9855BusinessKorea Telecom
220.76.239.0/24
since Jan 2023
AS9526BusinessKorea Telecom
220.77.21.0/24
since Jun 2019
AS17611BusinessKorea Telecom
220.77.43.0/24
since Jun 2019
AS17611BusinessKorea Telecom
220.77.176.0/24
since Mar 2015
AS9631BusinessKorea Telecom
220.77.177.0/24
since Mar 2015
AS9631BusinessKorea Telecom
220.78.55.0/24
since Nov 2008
AS4766ResidentialKorea Telecom
220.78.56.0/24
since Nov 2008
AS4766ResidentialKorea Telecom
220.78.57.0/24
since Nov 2008
AS4766ResidentialKorea Telecom
220.78.113.0/24
since Dec 2025
AS38705HostingKorea Telecom
220.78.134.0/24
since May 2005
AS9577BusinessKorea Telecom
220.78.173.0/25AS38402Business4Korea Telecom
220.79.220.0/24
since Jul 2007
AS38431BusinessKorea 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
Residential517,86799%57
Business5,6321.1%23
Hosting7680.15%3
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