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Data as of Nov 4, 2026

151.249.232.0/21

1,721 residential-proxy exits · 30 days

Unitary enterprise A1 · space held by ALFA TELECOM s.r.o.

Announcement
this exact prefix
RPKI valid
Announced by
AS42772
Type
Mobile
Risk
10 / 100 · Low
Shared address · Proxy exits nearby

Residential-proxy exits

Proxy exits
1,721
84% of its addresses · 30 days
Always-on exits
48
2.8% of its exits
Spread
8 of 8
/24s with at least one exit
Providers
102
selling exits here
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

150K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
151.249.235.0/248229
151.249.238.0/247229
151.249.237.0/247228
151.249.232.0/247221
151.249.236.0/246233
151.249.234.0/246229
151.249.233.0/245233
151.249.239.0/242119

Proxy providers listing exits

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
151.249.128.0/17
since May 2015
AS44546Residential12,597
186 always on
ALFA TELECOM s.r.o.

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
151.249.128.0/1732,768CZ-ALFATELECOM-20120820ALFA TELECOM s.r.o. (ORG-ATS13-RIPE) · CZALLOCATED PAAug 20, 2012[email protected]
└ 151.249.192.0/1816,384A1-NETUnitary enterprise A1 (ORG-JMDC1-RIPE) · BYASSIGNED PAJul 7, 2014[email protected]

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
ALFA TELECOM s.r.o.
Handle
ORG-ATS13-RIPE
Range
151.249.128.0/17
Registration type
ALLOCATED PA
Record created
Aug 20, 2012
Origin network

AS42772

BY
Name
Unitary enterprise A1
Type
Internet provider
Registered
Apr 13, 2007
Domain
a1.by
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed