AS33667 Comcast Cable Communications, LLC 🇺🇸 US
Announcing 115 prefixes, seen at the RIS collectors.
IPv4 prefixes
58
63,488 (248 × /24)
IPv6 prefixes
57
8 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
140
transit customers observed
Customer cone
20,201
ASes reachable through it
Registry and operator data
- AS number
- AS33667
- Name
- Comcast Cable Communications, LLC
- Organisation
- Comcast - Central California
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2005-02-16
- Network type
- Cable/DSL/ISP
- Scope
- Regional
- Peering policy
- Restrictive
- PeeringDB
- net/10089
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
58 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.182.186.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 5.182.193.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 5.182.194.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 5.182.195.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 9.142.48.0/20 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 9.142.96.0/19 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 16.5.8.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 23.230.200.0/21 v4 | RPKI valid | 14 | 37721335633667 | 2026-10-02 |
| 36.255.215.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 40.27.174.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 45.67.141.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 50.203.5.0/24 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 50.203.201.0/24 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 50.207.246.0/24 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 50.222.62.0/24 v4 | RPKI valid | 41 | 7018792233667 | 2026-09-18 |
| 50.236.209.0/24 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 50.239.185.0/24 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 63.246.148.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 63.246.152.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 63.246.159.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 71.19.136.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 71.19.137.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 71.19.138.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 71.19.139.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 74.1.24.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 78.31.206.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 100.42.16.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-10-02 |
| 103.111.63.0/24 v4 | RPKI valid | 44 | 37721335633667 | 2026-09-18 |
| 103.216.197.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 104.247.212.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 107.0.64.0/23 v4 | RPKI valid | 42 | 7018792233667 | 2026-09-18 |
| 107.158.6.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 107.158.7.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 107.158.164.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 107.158.165.0/24 v4 | RPKI valid | 14 | 37721335633667 | 2026-09-18 |
| 135.132.64.0/19 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 138.226.48.0/21 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 138.226.64.0/20 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 138.226.112.0/21 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 139.181.26.0/24 v4 | no ROA | 15 | 37721335633667 | 2026-09-18 |
| 140.89.64.0/18 v4 | no ROA | 14 | 37721335633667 | 2026-09-18 |
| 157.240.151.0/24 v4 | no ROA | 43 | 7018792233667 | 2026-09-18 |
| 157.240.152.0/24 v4 | no ROA | 43 | 7018792233667 | 2026-09-18 |
| 162.218.64.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-10-02 |
| 162.218.89.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 169.128.80.0/22 v4 | no ROA | 13 | 37721335633667 | 2026-10-27 |
| 169.128.228.0/22 v4 | RPKI invalid | 1 | 2132419002335633667 | 2026-10-05 |
| 169.230.76.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-18 |
| 169.230.77.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-18 |
| 185.22.43.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 185.201.41.0/24 v4 | RPKI valid | 42 | 37721335633667 | 2026-09-18 |
| 185.201.43.0/24 v4 | RPKI valid | 43 | 37721335633667 | 2026-09-18 |
| 192.70.238.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-18 |
| 192.189.161.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-18 |
| 192.206.19.0/24 v4 | no ROA | 15 | 37721335633667 | 2026-09-18 |
| 198.202.219.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-23 |
| 204.145.245.0/24 v4 | no ROA | 14 | 37721335633667 | 2026-09-23 |
| 209.222.242.0/23 v4 | RPKI valid | 14 | 37721335633667 | 2026-10-02 |