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Data as of Nov 14, 2026

151.251.3.0/24

17 residential-proxy exits · 30 days

A1 Bulgaria EAD

Announcement
151.251.0.0/20
RPKI valid
Announced by
AS13124
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
17
6.6% of its addresses · 30 days
Providers
45
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

2.2K observations

Proxy providers listing exits

  • Ake.net
  • BirdProxies
  • BottingTools
  • Byteful
  • CliProxy
  • DataImpulse
  • Decodo
  • EVOPROXY
  • EnigmaProxy
  • Evomi
  • FastProxy
  • GSocks
  • Geonix
  • GloryCloud
  • IPFly
  • IPMUSK
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • LemonBright
  • MangoProxy
  • Maskify
  • NiuProxy
  • NodeProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • Proxiware
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyWing
  • Proxyma
  • RainProxy
  • RapidProxy
  • Shifter
  • SwiftProxy
  • TORCHPROXIES_BASIC
  • TORCHPROXIES_PREMIUM
  • TORCHPROXIES_X
  • Thordata
  • ThunderProxy
  • VitalExclusive

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
151.251.0.0/16
since Feb 2022
AS8717Residential6,092
102 always on
A1 Bulgaria EAD

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
151.251.0.0/1665,536BG-MTELNET-20120821A1 Bulgaria EAD (ORG-MN1-RIPE) · BGALLOCATED PAAug 21, 2012RIPE.Abuse@a1.bg
└ 151.251.0.0/212,048A1-Sofia-MoskomA1 Bulgaria EADASSIGNED PAAug 23, 2012RIPE.Abuse@a1.bg
via BG-MTELNET-20120821

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
Routing timeline

Covering aggregate above, the prefix's own history below

151.251.0.0/20

Routing history

Pattern
Stable
First seen
Mar 2020
Current origin since
Mar 2020 · 6.7 yr
Origin networks
1