147.104.100.0/22 no ROA
Announced by AS1501 Headquarters, USAISC.
Origin
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
- 147.104.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1991-03-13
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 |
|---|---|---|---|---|
| 147.104.103.0/24 v4 | AS1501 Headquarters, USAISC | no ROA | 42 | 2026-09-18 |