LAYER3 INTEL
Get started
Sign in
Data as of Nov 9, 2026

210.251.208.0/20

1 anonymizer address · 0.02% · VPN41 residential-proxy exits · 30 days

Community Network Center Inc. · space held by Japan Network Information Center

Announcement
this exact prefix
RPKI valid
Announced by
AS9354
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
41
1.0% of its addresses · 30 days
Always-on exits
7
17% of its exits
Spread
12 of 16
/24s with at least one exit
Providers
54
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

6.6K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
210.251.213.0/2433
210.251.218.0/2423
210.251.217.0/2416
210.251.214.0/2413
210.251.216.0/2408
210.251.209.0/2405
210.251.208.0/2404
210.251.210.0/2403
210.251.211.0/2403
210.251.212.0/2401
210.251.215.0/2401
210.251.219.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • DataImpulse
  • EZProxies
  • EnigmaProxy
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • GonzoProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • Infatica
  • LemonBright
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • PROXYWING_BASIC
  • Proxio
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • Proxying
  • Proxyma
  • RainProxy
  • SPYDERPROXY_PREMIUM
  • Shifter
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalExclusive
  • VitalProxy
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
Japan Network Information Center
2 · Leased from
not leased
3 · Announced by
AS9354 Community Network Center Inc.
since Apr 2006 · 20.6 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 210.251.208.0/20/24s
VPN GateUniversity of Tsukuba
10.02%
1

Lineage

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

210.251.208.0/20

From the registry to its use

  1. May 9, 2005– Apr 22, 2006
    Announced
    AS17527 Chita Medias Network Inc.
  2. Apr 22, 2006– today
    Announced
    AS9354 Community Network Center Inc.
    Internet provider
  3. Nov 14, 2008
    Route object
    AS9354 Community Network Center Inc.
    RADB route object for AS9354 Community Network Center Inc., maintainer MAINT-AS9354
  4. Apr 14, 2017
    Route object
    AS9354 Community Network Center Inc.
    NTTCOM route object for AS9354 Community Network Center Inc., maintainer MAINT-AS9354
  5. Oct 1, 2026
    Route object
    AS9354 Community Network Center Inc.
    JPIRR route object for AS9354 Community Network Center Inc., maintainer MAINT-AS9354
  6. today
    Registry record
    Japan Network Information Center
    ALLOCATED PORTABLE
    210.248.0.0/13
  7. today
    Assigned
    Chita Medias Network INC.
    210.251.208.0/20
  8. 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
210.248.0.0/13524,288JPNIC-NET-JPJapan Network Information CenterALLOCATED 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
Japan Network Information Center
Range
210.248.0.0/13
Registration type
ALLOCATED PORTABLE
Origin network

AS9354

JP
Name
Community Network Center Inc.
Type
Internet provider
Registered
Aug 17, 1998
Domain
cnci.co.jp
Spamhaus ASN-DROP
not listed