Autonomous system
AS3300: British Telecommunications Limited
United States · registered in United Kingdom
Estimated users is a published estimate of how many people use this network, extrapolated from 410 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 4 countries, concentrated almost entirely in United States (92% of the IPv4 space), so it is effectively a single-market network despite the spread.
- The same operator runs 10 other networks, the largest listed below.
Countries in this space
Space we can place in a country covers 100% of this network's IPv4 space and 100% of its IPv6 space. The table below divides that space.
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| United States | 92% | 100% | |
| United Kingdom | 5% | - | |
| Australia | 3% | - | |
| Everything else (1 more) | <0.1% | - |
Organisations holding assignments here
Registered organisations account for 9% of this network's IPv4 space and 51% of its IPv6 space. The table below divides that space. 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.
| Organisation | IPv4 share | IPv6 share | |
|---|---|---|---|
| Infonet Services Corporation | 49% | 100% | |
| British Telecommunications Limited | 49% | - | |
| Lumileds Holding B.V. | 1% | - | |
| KANTAR DORMANT 3 LIMITED | 0.5% | - |
Anonymizer signals
None of this space carries an anonymiser or hosting flag.
Other networks from this operator (10 in total)
| ASN | Name | Estimated users |
|---|---|---|
| AS2855 | British Telecommunications Limited | - |
| AS8472 | British Telecommunications Limited | - |
| AS12641 | British Telecommunications Limited | - |
| AS13205 | British Telecommunications Limited | - |
| AS25041 | British Telecommunications Limited | - |
| AS25127 | British Telecommunications Limited | - |
| AS49182 | British Telecommunications Limited | - |
| AS57688 | British Telecommunications Limited | - |
See the combined view for British Telecommunications Limited, where all 11 of their networks are totalled together.
Every figure on this page is also JSON: /api/v2/directory/asn/3300. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.