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Data as of Nov 3, 2026

223.131.0.0/17

1 anonymizer address · <0.01% · VPN27 residential-proxy exits · 30 days

SK Broadband Co Ltd

Announcement
this exact prefix
No RPKI
Announced by
AS9689
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
27
0.08% of its addresses · 30 days
Always-on exits
6
22% of its exits
Spread
18 of 128
/24s with at least one exit
Providers
69
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

12K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
223.131.81.0/2414
223.131.48.0/2413
223.131.50.0/2412
223.131.126.0/2411
223.131.49.0/2411
223.131.125.0/2411
223.131.58.0/2404
223.131.83.0/2401
223.131.33.0/2401
223.131.94.0/2401
223.131.95.0/2401
223.131.96.0/2401
223.131.97.0/2401
223.131.108.0/2401
223.131.121.0/2401
223.131.124.0/2401
223.131.75.0/2401
223.131.47.0/2401

Proxy providers listing exits

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  • AnyIP
  • B2Proxy
  • BirdProxies
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GoProxies
  • GonzoProxy
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KocerRoxy
  • LemonBright
  • LightningProxies
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • NSocks
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • PSBProxy
  • PacketStream
  • PrivateByte
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RainProxy
  • Shifter
  • SpyderProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalExclusive
  • VitalProxy
IPv4 market

Path

1 · Holder
SK Broadband Co Ltd
2 · Leased from
not leased
3 · Announced by
AS9689 SK Broadband Co Ltd
since Sep 2021 · 5.1 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 223.131.0.0/17/24s
VPN GateUniversity of Tsukuba
1<0.01%
1

Lineage

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

223.131.0.0/17

From the registry to its use

  1. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
  2. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.0.0/18
  3. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.32.0/19
  4. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.32.0/20
  5. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.32.0/21
  6. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.40.0/21
  7. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.64.0/18
  8. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.64.0/19
  9. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.80.0/20
  10. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.88.0/21
  11. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.96.0/19
  12. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.96.0/20
  13. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.96.0/21
  14. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.104.0/21
  15. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.112.0/20
  16. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.112.0/21
  17. Jul 21, 2010
    Route object
    AS9689 SK Broadband Co Ltd
    NTTCOM route object for AS9689 SK Broadband Co Ltd, maintainer MAINT-VERIO-KR
    223.131.120.0/21
  18. Sep 30, 2021– today
    Announced
    AS9689 SK Broadband Co Ltd
    Internet provider
  19. today
    Registry record
    SK Broadband Co Ltd
    ALLOCATED PORTABLE
    223.131.0.0/16
  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
PrefixOriginTypeAnonymizer addressesOperatorProxy exitsHolderRPKI
223.131.0.0/19
since Sep 2021
AS9689ResidentialSK Broadband Co Ltd
223.131.32.0/22
since Sep 2021
AS9689Residential1SK Broadband Co Ltd
223.131.36.0/22
since Mar 2021
AS38096ResidentialSK Broadband Co Ltd
223.131.40.0/22
since Mar 2021
AS38096ResidentialSK Broadband Co Ltd
223.131.44.0/22
since Mar 2021
AS38096Residential1SK Broadband Co Ltd
223.131.48.0/20
since Sep 2021
AS9689Residential10.02%VPNVPN servicesoperated by VPN Gate10
3 always on
SK Broadband Co Ltd
223.131.64.0/20
since Sep 2021
AS9689Residential1SK Broadband Co Ltd
223.131.80.0/21
since Sep 2021
AS9689Residential5
1 always on
SK Broadband Co Ltd
223.131.88.0/22
since Feb 2021
AS38096ResidentialSK Broadband Co Ltd
223.131.92.0/22
since Feb 2021
AS38096Residential2SK Broadband Co Ltd
223.131.96.0/22
since Apr 2020
AS38096Residential2SK Broadband Co Ltd
223.131.100.0/22
since Apr 2020
AS38096ResidentialSK Broadband Co Ltd
223.131.104.0/22
since Apr 2020
AS38096ResidentialSK Broadband Co Ltd
223.131.108.0/22
since Sep 2021
AS9689Residential1SK Broadband Co Ltd
223.131.112.0/22
since Apr 2020
AS38096ResidentialSK Broadband Co Ltd
223.131.116.0/22
since Apr 2020
AS38096ResidentialSK Broadband Co Ltd
223.131.120.0/22
since Apr 2020
AS38096Residential1SK Broadband Co Ltd
223.131.124.0/22
since Apr 2020
AS38096Residential3
2 always on
SK Broadband Co Ltd

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
Residential32,767>99%19
VPNanonymizer1<0.01%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS9689

KR
Name
SK Broadband Co Ltd
Type
Internet provider
Registered
Oct 5, 1999
Domain
skbroadband.com
Spamhaus ASN-DROP
not listed