153.18.0.0/17 no ROA
Announced by AS10867 Foothill-DeAnza Community College District.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 557206939215210867 | 2026-09-18 | 2026-10-07 |
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
- 153.18.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1991-09-23
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 153.18.0.0/16 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 557206939215210867 | 2026-09-18 |
More specific routes
7 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 153.18.16.0/20 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.32.0/20 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.72.0/24 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.73.0/24 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.74.0/24 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.75.0/24 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |
| 153.18.96.0/20 v4 | AS10867 Foothill-DeAnza Community College District | no ROA | 43 | 2026-09-18 |