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Data as of Nov 10, 2026

126.251.128.0/20

1 anonymizer address · 0.02% · VPN29 residential-proxy exits · 30 days

Joetsu Cable Vision · space held by SOFTBANK Corp.

Announcement
this exact prefix
RPKI valid
Announced by
AS131937
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
29
0.71% of its addresses · 30 days
Always-on exits
4
14% of its exits
Spread
7 of 16
/24s with at least one exit
Providers
68
selling exits here
Oct 11, 2026 – Nov 8, 2026

Exits seen per day

6.8K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
126.251.132.0/2417
126.251.134.0/2415
126.251.135.0/2414
126.251.137.0/2412
126.251.129.0/2404
126.251.131.0/2404
126.251.133.0/2403

Proxy providers listing exits

  • 711Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • IPFly
  • IPMUSK
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • PROXYWING_BASIC
  • PacketStream
  • Proxio
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • QUANTICDATA
  • RainProxy
  • Shifter
  • SpyderProxy
  • Thordata
  • ThunderProxy
  • TrustProxy
  • VantageProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • YumiProxy
  • ZENPROXY_LITE
IPv4 market

Path

1 · Holder
SOFTBANK Corp.
2 · Leased from
not leased
3 · Announced by
AS131937 Joetsu Cable Vision
since Aug 2025 · 15 mo ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 126.251.128.0/20/24s
VPN GateUniversity of Tsukuba
10.02%
1

Lineage

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

126.251.128.0/20

From the registry to its use

  1. Aug 16, 2025– Nov 9, 2026
    Announced
    AS131937 Joetsu Cable Vision
    Internet provider
  2. Nov 4, 2026
    Route object
    AS131937 Joetsu Cable Vision
    JPIRR route object for AS131937 Joetsu Cable Vision, maintainer MAINT-AS131937
  3. Nov 4, 2026
    Route object
    AS131937 Joetsu Cable Vision
    JPIRR route object for AS131937 Joetsu Cable Vision, maintainer MAINT-AS131937
    126.251.128.0/21
  4. Nov 4, 2026
    Route object
    AS131937 Joetsu Cable Vision
    JPIRR route object for AS131937 Joetsu Cable Vision, maintainer MAINT-AS131937
    126.251.136.0/21
  5. today
    Registry record
    SOFTBANK Corp.
    ALLOCATED PORTABLE
    126.251.0.0/16
  6. today
    Assigned
    Joetsu Cable Vision Co., Ltd.
    126.251.128.0/20
  7. today
    Used
    VPN Gate
    VPN

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
126.251.0.0/1665,536IPRSOFTBANK Corp. (ORG-SC4-AP) · JPALLOCATED PORTABLE—hostmaster@nic.ad.jp

Composition

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

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Residential4,095>99%2
VPNanonymizer10.02%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
SOFTBANK Corp.
Handle
ORG-SC4-AP
Range
126.251.0.0/16
Registration type
ALLOCATED PORTABLE
Origin network

AS131937

JP
Name
Joetsu Cable Vision
Type
Internet provider
Registered
Aug 4, 2011
Domain
jcv.co.jp
Website
www.jcv.co.jp/
Spamhaus ASN-DROP
not listed