Autonomous system
AS21508: Comcast Cable Communications, LLC
United States · consumer access network
Estimated users is a published estimate of how many people use this network, extrapolated from 330 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
- The same operator runs 54 other networks, and a larger one (AS7922) carries more of their users, so this network is only part of their footprint.
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 | 100% | 100% |
Organisations holding assignments here
None of this space is registered to an organisation we can name.
Anonymizer signals
Flagged space covers <0.1% of this network's IPv4 space. The table below divides that space.
| Category | IPv4 share | |
|---|---|---|
| Open proxy | 100% |
Other networks from this operator (54 in total)
| ASN | Name | Estimated users |
|---|---|---|
| AS7922 | Comcast Cable Communications, LLC | 44,185,695 |
| AS33651 | Comcast Cable Communications, LLC | 4,523 |
| AS7016 | Comcast Cable Communications, LLC | 2,309 |
| AS7015 | Comcast Cable Communications, LLC | 1,409 |
| AS33491 | Comcast Cable Communications, LLC | 1,127 |
| AS33657 | Comcast Cable Communications, LLC | 1,061 |
| AS20214 | Comcast Cable Communications, LLC | 798 |
| AS33659 | Comcast Cable Communications, LLC | 617 |
See the combined view for Comcast Cable Communications, LLC, where all 55 of their networks are totalled together.
Every figure on this page is also JSON: /api/v2/directory/asn/21508. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.