Longest Match / Networks

Autonomous system

AS5400: British Telecommunications (International)

United Kingdom

Network type
Not classified
Estimated users
7,443
Registered orgs
11
Country
United Kingdom

Estimated users is a published estimate of how many people use this network, extrapolated from 2,211 observations over a 60 day window. Large operators often run several networks, so a low figure can mean their customers reach the internet through a sibling network.

What this tells you

  • Its space resolves to 21 countries, concentrated in United Kingdom (45% of the IPv4 space), a multinational footprint.
  • Of those, 2,345 are in Spain, <0.1% of everyone online there.

Countries in this space

CountryIPv4 shareIPv6 share
United Kingdom45%99%
Germany29%0.9%
United States9%-
Netherlands6%-
Switzerland1%-
Ireland0.7%-
Luxembourg0.6%-
Italy0.5%-
Poland0.3%<0.1%
Norway0.2%<0.1%
Everything else (11 more)8%<0.1%

Organisations holding assignments here

Registered organisations account for 87% of this network's IPv4 space and 58% of its IPv6 space.

OrganisationIPv4 shareIPv6 share
British Telecommunications Limited83%57%
communications networking services Private Unlimited Company5%-
BT Global Services Luxembourg S.a.r.l0.6%-
FedEx Express International B.V.0.1%-
Thales Deutschland GmbH<0.1%0.9%
Everything else (6 more)13%42%

Anonymizer signals

No data for this breakdown.