LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

37.21.0.0/17

1 anonymizer address · <0.01% · VPN3,433 residential-proxy exits · 30 days

PJSC Rostelecom

Announcement
this exact prefix
RPKI valid
Announced by
AS12389
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
3,433
10% of its addresses · 30 days
Spread
128 of 128
/24s with at least one exit
Providers
85
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

148K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
37.21.113.0/24042
37.21.78.0/24039
37.21.20.0/24038
37.21.94.0/24038
37.21.114.0/24037
37.21.4.0/24037
37.21.86.0/24037
37.21.96.0/24036
37.21.58.0/24036
37.21.106.0/24035
37.21.74.0/24035
37.21.46.0/24035
37.21.71.0/24035
37.21.85.0/24035
37.21.84.0/24035
37.21.72.0/24035
37.21.111.0/24035
37.21.51.0/24034
37.21.79.0/24034
37.21.11.0/24033
37.21.104.0/24033
37.21.68.0/24033
37.21.87.0/24032
37.21.110.0/24032

Proxy providers listing exits

  • 711Proxy
  • 911Proxy
  • 9Proxy
  • Ake.net
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • IPCola
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • Kookey
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYWING_BASIC
  • PacketStream
  • PrivateByte
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • ResiProxies
  • RolaProxy
  • Shifter
  • Smartproxy
  • StrikeProxy
  • TrueProxies
  • VantageProxies
  • VitalData
  • VitalExclusive
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
PJSC Rostelecom
record created Dec 21, 2011
2 · Leased from
not leased
3 · Announced by
AS12389 PJSC Rostelecom
since Jul 2015 · 11.3 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 37.21.0.0/17/24s
VPN GateUniversity of Tsukuba
1<0.01%
1

Lineage

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

37.21.0.0/17

From the registry to its use

  1. Dec 21, 2011
    Registry record
    PJSC Rostelecom
    ALLOCATED PA
    37.20.0.0/14
  2. Apr 15, 2012– Jun 15, 2016
    Announced
    AS41440 PJSC Rostelecom
    as part of 37.20.0.0/14
    37.20.0.0/14
  3. Feb 8, 2013– Jul 8, 2015
    Announced
    AS41440 PJSC Rostelecom
  4. Jul 15, 2015– today
    Announced
    AS12389 PJSC Rostelecom
    Internet provider
  5. Jun 22, 2016– Jun 27, 2016
    Announced
    AS12389 PJSC Rostelecom
    as part of 37.20.0.0/14
    37.20.0.0/14
  6. Aug 15, 2016– today
    Announced
    AS12389 PJSC Rostelecom
    as part of 37.20.0.0/14
    37.20.0.0/14
  7. Sep 28, 2018
    Route object
    AS12389 PJSC Rostelecom
    RIPE route object for AS12389 PJSC Rostelecom, maintainer ROSTELECOM-MNT
  8. today
    Used
    VPN Gate
    VPN

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
37.20.0.0/14
since Aug 2016
AS12389Residential38,883
377 always on
PJSC Rostelecom

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
37.20.0.0/14262,144RU-RTK-20111221PJSC Rostelecom (ORG-JR8-RIPE) · RUALLOCATED PADec 21, 2011abuse@rt.ru
└ 37.21.0.0/1816,384WEBSTREAMJSC Rostelecom regional branch "Siberia"ASSIGNED PAJan 12, 2012abuse@rt.ru
via RU-RTK-20111221
└ 37.21.64.0/1816,384WEBSTREAMJSC Rostelecom regional branch "Siberia"ASSIGNED PAJan 12, 2012abuse@rt.ru
via RU-RTK-20111221

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

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

Announced space

Address share

Announced space

Types across the prefix

32,768 addresses
TypeAddressesShareRanges
Residential32,767>99%2
VPNanonymizer1<0.01%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS12389

RU
Name
PJSC Rostelecom
Type
Internet provider
Registered
Jul 1, 2005
Domain
rt.ru
Website
www.company.rt.ru/en/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed