Autonomous system
AS51809: BRSK Limited
United Kingdom · consumer ISP
Estimated users is a published estimate of how many people use this network, extrapolated from 190,404 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
- An estimated 381,562 people using this network are in United Kingdom, 0.6% of everyone online there.
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 Kingdom | 90% | 100% | |
| United States | 10% | - |
Organisations holding assignments here
Registered organisations account for 80% of this network's IPv4 space and 100% 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.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 | |
|---|---|---|---|
| Zen Internet Ltd | 25% | - | |
| GTT - EMEA Ltd. | 25% | - | |
| Wookra, LLC | 25% | - | |
| BRSK Limited | 18% | 100% | |
| YouFibre Limited | 8% | - |
Anonymizer signals
Flagged space covers 10% of this network's IPv4 space. The table below divides that space.
| Category | IPv4 share | |
|---|---|---|
| Datacenter | 100% | |
| Open proxy | 100% |
One address can carry more than one of these, so the rows add up to more than the space they cover.
Every figure on this page is also JSON: /api/v2/directory/asn/51809. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.