66.28.0.0/16 no ROA
Announced by AS174 Cogent Communications, LLC.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | no ROA | 42 | 34549174 | 2026-09-18 | 2026-10-10 |
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
- 66.28.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2000-10-12
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
5 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 66.28.50.0/24 v4 | AS174 Cogent Communications, LLC | no ROA | 13 | 2026-09-18 |
| 66.28.99.0/24 v4 | AS174 Cogent Communications, LLC | no ROA | 13 | 2026-09-18 |
| 66.28.165.0/24 v4 | AS25678 Schiff, Hardin & Waite | no ROA | 42 | 2026-09-18 |
| 66.28.182.0/24 v4 | AS30666 Xchange Telecom Corp. | no ROA | 43 | 2026-09-18 |
| 66.28.184.0/23 v4 | AS26819 Telos Online, Inc | no ROA | 42 | 2026-09-18 |