Network operator
British Telecommunications Limited
11 networks combined into one view.
Operators are grouped by registered network name. Each figure below is the total across every network on this page, which is what a single network page cannot show.
What this tells you
- Runs 11 separate networks. An address belonging to this operator can sit in any of them, so one network alone understates their footprint.
- Address space is concentrated in United States (86% of the IPv4 space), across 4 countries in total.
Countries in this space
Space we can place in a country covers 100% of these networks' IPv4 space and 100% of their IPv6 space. The table below divides that space.
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| United States | 86% | 100% | |
| United Kingdom | 11% | - | |
| Australia | 3% | - | |
| Everything else (1 more) | <0.1% | - |
Organisations holding assignments here
Registered organisations account for 15% of these networks' IPv4 space and 51% of their 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.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 | |
|---|---|---|---|
| British Telecommunications Limited | 71% | - | |
| Infonet Services Corporation | 28% | 100% | |
| Lumileds Holding B.V. | 0.6% | - | |
| KANTAR DORMANT 3 LIMITED | 0.3% | - |
Anonymizer signals
None of this space carries an anonymiser or hosting flag.
All 11 networks run by this operator
| ASN | Name | Estimated users |
|---|---|---|
| AS3300 | British Telecommunications Limited | 1,741 |
| 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 | - |
| AS204047 | British Telecommunications Limited | - |
| AS212556 | British Telecommunications Limited | - |
Every figure on this page is also JSON: /api/v2/directory/isp/british-telecommunications-limited. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.