AS1224 University of Illinois 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
65,792 (257 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
2
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
- AS1224
- Name
- University of Illinois
- Organisation
- National Center for Supercomputing Applications
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1991-02-25
- Scope
- Not Disclosed
- Peering policy
- Open
- PeeringDB
- net/19946
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 141.142.0.0/16 v4 | no ROA | 47 | 345491299403871224 | 2026-09-18 |
| 198.17.196.0/24 v4 | no ROA | 47 | 345491299403871224 | 2026-09-18 |
| 2620:0:c80::/48 v6 | RPKI valid | 35 | 345491299403871224 | 2026-09-18 |