143.165.40.0/24
Not announced anywhere the collectors can see.
Origin
No origin: this exact prefix is not in the table. Any covering route is listed below.
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
- 143.165.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-10-01
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 143.165.32.0/20 v4 | AS2923 TIAA-CREF | no ROA | 44 | 327872923 | 2026-09-18 |
| 143.165.32.0/19 v4 | AS2923 TIAA-CREF | no ROA | 44 | 327872923 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.