AS33490 Comcast (Portland/Spokane) 🇺🇸 US
Comcast Cable Communications, LLC. Announcing 82 prefixes, seen at the RIS collectors.
IPv4 prefixes
22
12,032 (47 × /24)
IPv6 prefixes
60
60 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
63
transit customers observed
Customer cone
64
ASes reachable through it
Registry and operator data
- AS number
- AS33490
- Name
- Comcast (Portland/Spokane)
- Organisation
- Comcast - Portland/Spokane
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2004-12-30
- Network type
- Cable/DSL/ISP
- Scope
- Regional
- Peering policy
- Restrictive
- PeeringDB
- net/10088
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announcement history
One point per day, recorded at each table import
IPv4
IPv6
Recorded changes
New prefixes and origin changes seen on the live stream
| When | Change | Prefix | Origin | Path |
|---|---|---|---|---|
| 2026-10-18 13:41:42Z | origin change | 173.211.82.0/23 | AS33490 → AS40676 | 4913453356693940676 |
| 2026-10-16 01:02:23Z | origin change | 173.211.82.0/23 | AS40676 → AS33490 | 202365506736762792233490 |
| 2026-10-11 09:07:13Z | origin change | 173.211.82.0/23 | AS33490 → AS40676 | 149071299325740676 |
| 2026-10-08 19:16:55Z | origin change | 74.49.243.0/24 | AS33490 → AS20473 | 55720291420473 |
| 2026-10-08 19:16:32Z | origin change | 74.49.243.0/24 | AS20473 → AS33490 | 6121869396453792233490 |