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Data as of Nov 9, 2026

120.138.128.0/18

2 anonymizer addresses · 0.01% · VPN115 residential-proxy exits · 30 days

STARCAT Co .,LTD. · space held by STARCAT CABLE NETWORK Co .,LTD.

Announcement
this exact prefix
RPKI valid
Announced by
AS17529
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
115
0.70% of its addresses · 30 days
Always-on exits
10
8.7% of its exits
Spread
41 of 64
/24s with at least one exit
Providers
85
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

21K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
120.138.189.0/2426
120.138.153.0/2425
120.138.169.0/2423
120.138.168.0/2416
120.138.135.0/2414
120.138.140.0/2412
120.138.165.0/2411
120.138.132.0/2406
120.138.129.0/2405
120.138.178.0/2404
120.138.182.0/2404
120.138.162.0/2404
120.138.147.0/2404
120.138.148.0/2404
120.138.155.0/2403
120.138.160.0/2403
120.138.151.0/2403
120.138.152.0/2403
120.138.174.0/2403
120.138.154.0/2403
120.138.170.0/2403
120.138.150.0/2403
120.138.142.0/2403
120.138.156.0/2402

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GloryCloud
  • GonzoProxy
  • HydraProxy
  • IPFly
  • IPMUSK
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NSocks
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Oxylabs
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PacketStream
  • Proxio
  • Proxiware
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • RainProxy
  • RapidProxy
  • RoamProxy
  • RolaProxy
  • Shifter
  • Smartproxy
  • StrikeProxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
STARCAT CABLE NETWORK Co .,LTD.
2 · Leased from
not leased
3 · Announced by
AS17529 STARCAT Co .,LTD.
since Jul 2008 · 18.3 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 120.138.128.0/18/24s
VPN GateUniversity of Tsukuba
20.01%
2

Lineage

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

120.138.128.0/18

From the registry to its use

  1. Jul 8, 2008– today
    Announced
    AS17529 STARCAT Co .,LTD.
    Internet provider
  2. Feb 27, 2012
    Route object
    AS17529 STARCAT Co .,LTD.
    RADB route object for AS17529 STARCAT Co .,LTD., maintainer MAINT-AS9354
  3. Apr 14, 2017
    Route object
    AS17529 STARCAT Co .,LTD.
    NTTCOM route object for AS17529 STARCAT Co .,LTD., maintainer MAINT-AS9354
  4. Feb 2, 2026
    Route object
    AS17529 STARCAT Co .,LTD.
    JPIRR route object for AS17529 STARCAT Co .,LTD., maintainer MAINT-AS9354
  5. today
    Registry record
    STARCAT CABLE NETWORK Co .,LTD.
    ALLOCATED PORTABLE
    120.138.128.0/18
  6. today
    Used
    VPN Gate
    VPN

Composition

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

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Residential16,382>99%3
VPNanonymizer20.01%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
STARCAT CABLE NETWORK Co .,LTD.
Range
120.138.128.0/18
Registration type
ALLOCATED PORTABLE
Origin network

AS17529

JP
Name
STARCAT Co .,LTD.
Type
Internet provider
Registered
Dec 12, 2000
Domain
starcat.ne.jp
Spamhaus ASN-DROP
not listed