AS9 Carnegie Mellon University 🇺🇸 US
Announcing 10 prefixes, seen at the RIS collectors.
IPv4 prefixes
9
134,656 (526 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
5
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
- AS9
- Name
- Carnegie Mellon University
- Organisation
- Carnegie Mellon University
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1984-04-17
- Scope
- Not Disclosed
- Peering policy
- Open
- PeeringDB
- net/25847
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
10 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 128.2.0.0/16 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 128.237.0.0/16 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 147.72.252.0/22 v4 | RPKI valid | 1 | 349275665569393998559 | 2026-09-18 |
| 192.5.146.0/24 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 192.12.32.0/24 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 192.58.107.0/24 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 192.80.210.0/24 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 204.194.28.0/22 v4 | no ROA | 43 | 3454964619 | 2026-09-18 |
| 209.129.244.0/23 v4 | no ROA | 44 | 3772133569 | 2026-09-18 |
| 2607:fb28::/32 v6 | no ROA | 24 | 3772169393998559 | 2026-09-18 |