147.73.0.0/16 no ROA
Announced by AS5050 Pittsburgh Supercomputing Center.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS5050 Pittsburgh Supercomputing Center | no ROA | 42 | 345491745050 | 2026-09-18 | 2026-09-25 |
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
- 147.73.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1991-07-05
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
9 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 147.73.0.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 41 | 2026-09-18 |
| 147.73.3.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 41 | 2026-09-18 |
| 147.73.4.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 41 | 2026-09-18 |
| 147.73.5.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 3 | 2026-09-18 |
| 147.73.6.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 41 | 2026-09-18 |
| 147.73.7.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | no ROA | 41 | 2026-09-18 |
| 147.73.8.0/24 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 41 | 2026-09-18 |
| 147.73.16.0/20 v4 | AS5050 Pittsburgh Supercomputing Center | RPKI valid | 42 | 2026-09-18 |
| 147.73.192.0/18 v4 | AS1207 Pittsburgh Supercomputing Center | RPKI valid | 42 | 2026-09-18 |