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Data as of Nov 9, 2026

37.21.128.0/17

4,830 residential-proxy exits · 30 days

PJSC Rostelecom

Announcement
this exact prefix
RPKI valid
Announced by
AS12389
Type
Residential

Residential-proxy exits

Proxy exits
4,830
15% of its addresses · 30 days
Always-on exits
365
7.6% of its exits
Spread
128 of 128
/24s with at least one exit
Providers
122
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

808K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
37.21.188.0/24838
37.21.134.0/24757
37.21.189.0/24739
37.21.137.0/24658
37.21.217.0/24640
37.21.197.0/24638
37.21.184.0/24635
37.21.185.0/24548
37.21.251.0/24547
37.21.183.0/24545
37.21.226.0/24543
37.21.252.0/24542
37.21.150.0/24540
37.21.246.0/24540
37.21.145.0/24539
37.21.202.0/24538
37.21.157.0/24538
37.21.136.0/24538
37.21.173.0/24536
37.21.191.0/24443
37.21.206.0/24443
37.21.148.0/24442
37.21.240.0/24441
37.21.213.0/24439

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 911Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • FuseProxy
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPMUSK
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • Kookey
  • LUMIPROXY
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NiuProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYON
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PSBProxy
  • PacketStream
  • PrivateByte
  • PrivateProxy
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyStyler
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • SPYDERPROXY_BASIC
  • SPYDERPROXY_PREMIUM
  • Shifter
  • Smartproxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • Webshare
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
37.20.0.0/14
since Aug 2016
AS12389Residential38,890
376 always on
PJSC Rostelecom
More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
37.21.128.0/18
since Nov 2020
AS12389Residential2,537
188 always on
PJSC Rostelecom
37.21.192.0/18
since Nov 2020
AS12389Residential2,336
177 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
└ 37.21.128.0/1816,384WEBSTREAMJSC Rostelecom regional branch "Siberia"ASSIGNED PAJan 12, 2012abuse@rt.ru
via RU-RTK-20111221
└ 37.21.192.0/1816,384WEBSTREAMJSC 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.

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