AS396021 Comcast Cable Communications, LLC 🇺🇸 US
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,280 (5 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS396021
- Name
- Comcast Cable Communications, LLC
- Organisation
- Comcast Cable Communications, LLC
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2017-02-15
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 50.171.218.0/24 v4 | RPKI valid | 41 | 7018792233491396021 | 2026-09-18 |
| 50.216.94.0/24 v4 | RPKI valid | 40 | 7018792233491396021 | 2026-09-18 |
| 50.225.249.0/24 v4 | RPKI valid | 40 | 7018792233491396021 | 2026-09-18 |
| 50.227.252.0/23 v4 | RPKI valid | 41 | 7018792233491396021 | 2026-09-18 |