198.40.16.0/20 no ROA
Announced by AS18555 The Art Institute of Chicago.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS18555 The Art Institute of Chicago | no ROA | 44 | 34549646118555 | 2026-09-18 | 2026-10-12 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 198.40.16.0/20
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1993-01-05
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 198.40.23.0/24 v4 | AS18555 The Art Institute of Chicago | no ROA | 43 | 2026-09-18 |