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Data as of Nov 8, 2026

27.126.56.0/21

1 anonymizer address · 0.05% · VPN14 residential-proxy exits · 30 days

CMB

Announcement
this exact prefix
No RPKI
Announced by
AS38133
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
14
0.68% of its addresses · 30 days
Always-on exits
2
14% of its exits
Spread
7 of 8
/24s with at least one exit
Providers
51
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

3.0K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
27.126.58.0/2412
27.126.61.0/2411
27.126.60.0/2407
27.126.56.0/2402
27.126.59.0/2401
27.126.62.0/2401
27.126.63.0/2401

Proxy providers listing exits

  • Ake.net
  • AnyIP
  • BirdProxies
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GonzoProxy
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonBright
  • MagneticProxy
  • MangoProxy
  • MarsProxies
  • NodeMaven
  • NovProxy
  • NovaProxy
  • PacketStream
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • Shifter
  • SpyderProxy
  • Thordata
  • ThunderProxy
  • TrustProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
CMB
2 · Leased from
not leased
3 · Announced by
AS38133 CMB
since Jan 2011 · 15.8 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 27.126.56.0/21/24s
VPN GateUniversity of Tsukuba
10.05%
1

Lineage

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

27.126.56.0/21

From the registry to its use

  1. Jan 8, 2011– today
    Announced
    AS38133 CMB
    Internet provider
  2. Feb 3, 2011
    Route object
    AS38133 CMB
    RADB route object for AS38133 CMB, maintainer MAINT-AS4766
  3. today
    Registry record
    CMB
    ALLOCATED PORTABLE
    27.126.0.0/18
  4. today
    Used
    VPN Gate
    VPN

Announcements

More specific

Announcements inside

PrefixOriginTypeAnonymizer addressesOperatorProxy exitsHolderRPKI
27.126.58.0/24
since Aug 2016
AS38133Residential10.39%VPNVPN servicesoperated by VPN Gate2
1 always on
CMB
27.126.59.0/24
since Aug 2016
AS38133Residential1CMB
27.126.60.0/24
since Aug 2016
AS38133Residential7CMB

Composition

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

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Residential2,047>99%6
VPNanonymizer10.05%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS38133

KR
Name
CMB
Type
Internet provider
Registered
Jul 7, 2006
Domain
cmb.co.kr
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed