75.109.0.0/16 no ROA
Announced by AS19108 Optimum.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS19108 Optimum | no ROA | 41 | 1490719108 | 2026-09-18 | 2026-09-19 |
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
- 75.108.0.0/14
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2006-07-18
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 75.108.0.0/14 v4 | AS19108 Optimum | no ROA | 41 | 1490719108 | 2026-09-18 |
More specific routes
15 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 75.109.0.0/17 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.0.0/18 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.44.0/23 v4 | AS19108 Optimum | no ROA | 11 | 2026-09-18 |
| 75.109.70.0/23 v4 | AS19108 Optimum | no ROA | 11 | 2026-09-18 |
| 75.109.92.0/22 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.96.0/22 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.108.0/24 v4 | AS19108 Optimum | no ROA | 11 | 2026-09-18 |
| 75.109.112.0/22 v4 | AS19108 Optimum | no ROA | 40 | 2026-09-18 |
| 75.109.128.0/19 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.156.0/23 v4 | AS19108 Optimum | no ROA | 40 | 2026-09-18 |
| 75.109.158.0/23 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.160.0/19 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.192.0/19 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.224.0/19 v4 | AS19108 Optimum | no ROA | 41 | 2026-09-18 |
| 75.109.248.0/22 v4 | AS19108 Optimum | no ROA | 40 | 2026-09-18 |