Data as of Nov 11, 2026

223.131.48.0/23

1 anonymizer address · 0.20% · VPN4 residential-proxy exits · 30 days

SK Broadband Co Ltd

Announcement
No RPKI
Announced by
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
4
0.78% of its addresses · 30 days
Always-on exits
1
25% of its exits
Spread
2 of 2
/24s with at least one exit
Providers
36
selling exits here
Oct 12, 2026 – Nov 10, 2026

Exits seen per day

5.6K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
223.131.48.0/2413
223.131.49.0/2401

Proxy providers listing exits

  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • DataImpulse
  • Evomi
  • FlashProxy
  • FloppyData
  • GeekProxy
  • Geonode
  • GonzoProxy
  • IPFly
  • Infatica
  • InfiniteProxies
  • LudaxProxy
  • MagneticProxy
  • NSocks
  • NextProxy
  • PSBProxy
  • PacketStream
  • PrivateByte
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • Shifter
IPv4 market

Path

2 · Leased from
not leased
3 · Announced by
AS9689 SK Broadband Co Ltd
since Sep 2021 · 5.2 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 223.131.48.0/23/24s
VPN GateUniversity of Tsukuba
10.20%
1

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
223.131.0.0/17
since Sep 2021
AS9689Residential30
5 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

512 addresses
TypeAddressesShareRanges
Residential511>99%2
VPNanonymizer10.20%1

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

223.131.48.0/20

Routing history

Pattern
Stable
First seen
Sep 2021
Current origin since
Sep 2021 · 5.2 yr
Origin networks
1