Longest Match / Organisations

Registered organisation

JSC "ER-Telecom Holding"

Address space registered to JSC "ER-Telecom Holding", 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.

IPv4 addresses
1,266,841
IPv6 /64s
1,038,341,958,144
Registered blocks
584
Countries
1

What this tells you

  • Holds 1,266,841 IPv4 addresses and 1,038,341,958,144 IPv6 /64 networks across 584 registered blocks.
  • Announced by 66 networks, the largest being AS5563 JSC "ER-Telecom Holding" at 61% of the IPv4 space.
  • All of the space we can place resolves to Russia.

Networks announcing this space

Space announced by a network covers 100% of this holder's IPv4 space and 93% of its IPv6 space. The table below divides that space.

NetworkIPv4 shareIPv6 share
AS5563 JSC "ER-Telecom Holding"61%99%
AS31363 JSC "ER-Telecom Holding" Moscow branch12%<0.1%
AS56981 JSC "ER-Telecom Holding" Tomsk branch9%<0.1%
AS25227 JSC Avantel4%-
AS51604 JSC "ER-Telecom Holding" Yekaterinburg branch2%-
AS34150 JSC "ER-Telecom Holding" Krasnodar branch2%<0.1%
AS51645 JSC "ER-Telecom Holding" Irkutsk branch1%-
AS57044 JSC "ER-Telecom Holding" Bryansk branch1%-
AS50544 JSC "ER-Telecom Holding" Krasnoyarsk branch0.8%<0.1%
AS56330 JSC "ER-Telecom Holding" Kurgan branch0.1%<0.1%
AS43478 JSC "ER-Telecom Holding" Novosibirsk branch0.1%<0.1%
Everything else (55 more)6%0.1%

Countries this space resolves to

Space we can place in a country covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.

CountryIPv4 shareIPv6 share
Russia100%100%

An operator of the same name runs networks of its own: see JSC "ER-Telecom Holding" for the networks side of the same company.

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.

Every figure on this page is also JSON: /api/v2/directory/org/jsc-er-telecom-holding. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.