Longest Match / Organisations

Registered organisation

ALFA TELECOM s.r.o.

Address space registered to ALFA TELECOM s.r.o., and where it is announced from.

Registered holders come from the bulk whois that RIPE, APNIC and AFRINIC publish. ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.

IPv4 addresses
526,848
IPv6 /64s
-
Registered blocks
12
Countries
25

What this tells you

  • Holds 526,848 IPv4 addresses across 12 registered blocks.
  • Announced by 317 networks, the largest being AS44546 ALFA TELECOM s.r.o. at 22% of the IPv4 space.
  • Its space resolves to 25 countries, mostly Russia (45% of the IPv4 space).

Networks announcing this space

NetworkIPv4 share
AS44546 ALFA TELECOM s.r.o.22%
AS42772 Unitary enterprise A110%
AS41575 Intercity Ltd.6%
AS56361 Orgtechservice Ltd5%
AS51812 KTVS Ltd.3%
AS43533 OOO "Gals Telecom"2%
AS61390 Garant-G Ltd.2%
AS210616 SM Ltd.2%
Everything else, including space not announced (309 more)48%

Countries this space resolves to

CountryIPv4 share
Russia45%
Ukraine15%
Belarus13%
Czechia9%
Uzbekistan8%
Kazakhstan5%
Kyrgyzstan1%
Bosnia and Herzegovina1%
Everything else, including space we cannot place (17 more)3%

Holding a block is a registry fact, not a physical one. The organisation named here is who the block is assigned to, which is often a customer of the network operator announcing it.