AS91 Rensselaer Polytechnic Institute 🇺🇸 US
Announcing 14 prefixes, seen at the RIS collectors.
IPv4 prefixes
12
330,496 (1,291 × /24)
IPv6 prefixes
2
2 × /48
Upstreams
4
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
- AS91
- Name
- Rensselaer Polytechnic Institute
- Organisation
- Rensselaer Polytechnic Institute
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1986-11-18
- Scope
- Not Disclosed
- Peering policy
- Open
- PeeringDB
- net/30847
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
14 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 128.113.0.0/16 v4 | no ROA | 42 | 3454917491 | 2026-09-18 |
| 128.213.0.0/16 v4 | no ROA | 42 | 3454917491 | 2026-09-18 |
| 129.5.0.0/16 v4 | RPKI valid | 42 | 3454917491 | 2026-09-18 |
| 129.161.0.0/16 v4 | RPKI valid | 42 | 3454917491 | 2026-09-18 |
| 146.8.0.0/16 v4 | RPKI valid | 41 | 3454917491 | 2026-09-18 |
| 192.12.91.0/24 v4 | RPKI valid | 42 | 3454917491 | 2026-09-18 |
| 192.12.92.0/24 v4 | RPKI valid | 42 | 3454917491 | 2026-09-18 |
| 204.76.222.0/24 v4 | RPKI valid | 40 | 244821353691 | 2026-09-18 |
| 204.76.223.0/24 v4 | RPKI valid | 41 | 3454917491 | 2026-09-18 |
| 204.76.224.0/22 v4 | RPKI valid | 41 | 3454917491 | 2026-09-18 |
| 204.76.228.0/23 v4 | RPKI valid | 41 | 3454917491 | 2026-09-18 |
| 204.145.205.0/24 v4 | RPKI valid | 41 | 3454917491 | 2026-09-18 |
| 2620:0:bf0::/48 v6 | no ROA | 34 | 3454917491 | 2026-09-18 |
| 2620:0:2820::/48 v6 | no ROA | 33 | 3454917491 | 2026-09-18 |