AS21508 Comcast Cable Communications, LLC 🇺🇸 US
Announcing 78 prefixes, seen at the RIS collectors.
IPv4 prefixes
17
70,400 (275 × /24)
IPv6 prefixes
61
61 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
50
transit customers observed
Customer cone
19,675
ASes reachable through it
Registry and operator data
- AS number
- AS21508
- Name
- Comcast Cable Communications, LLC
- Organisation
- Comcast - Richmond
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-05-16
- Network type
- Cable/DSL/ISP
- Scope
- Regional
- Peering policy
- Restrictive
- PeeringDB
- net/10095
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Internet exchange presence
From PeeringDB, which networks maintain themselves
No exchange ports recorded in PeeringDB for this AS.