AS1249 University of Massachusetts - AMHERST 🇺🇸 US
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
82,432 (322 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS1249
- Name
- University of Massachusetts - AMHERST
- Organisation
- University of Massachusetts - AMHERST
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1991-04-18
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 72.19.64.0/18 v4 | no ROA | 42 | 3454917419681249 | 2026-09-18 |
| 128.119.0.0/16 v4 | no ROA | 42 | 3454917419681249 | 2026-09-18 |
| 192.80.83.0/24 v4 | no ROA | 42 | 3454917419681249 | 2026-09-18 |
| 192.189.138.0/24 v4 | no ROA | 42 | 3454917419681249 | 2026-09-18 |