Longest Match / Organisations

Registered organisation

Rackspace Ltd.

Address space registered to Rackspace Ltd., 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.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
486,384
IPv6 /64s
21,474,836,480
Registered blocks
36
Countries
2

What this tells you

  • Holds 486,384 IPv4 addresses and 21,474,836,480 IPv6 /64 networks across 36 registered blocks.
  • Announced by 2 networks, the largest being AS15395 Rackspace Ltd. at 99% of the IPv4 space.
  • Its space resolves to 2 countries, mostly United Kingdom (99% of the IPv4 space).

Networks announcing this space

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

NetworkIPv4 shareIPv6 share
AS15395 Rackspace Ltd.99%100%
AS12200 Rackspace Hosting0.2%-

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
United Kingdom99%100%
Netherlands1%-

An operator of the same name runs networks of its own: see Rackspace Ltd. 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/rackspace-ltd. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.