157.71.128.0/17 no ROA
Announced by AS131932 JR East Information Systems Company.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS131932 JR East Information Systems Company | no ROA | 40 | 3800117676131932 | 2026-09-18 | 2026-09-30 |
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
- 157.71.0.0/16
- RIR
- APNIC
- Country
- 🇯🇵 JP
- Status
- allocated
- Allocated
- 1992-02-10
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 |
|---|---|---|---|---|
| 157.71.128.0/20 v4 | AS131932 JR East Information Systems Company | no ROA | 40 | 2026-09-18 |
| 157.71.144.0/20 v4 | AS131932 JR East Information Systems Company | no ROA | 40 | 2026-09-18 |
| 157.71.160.0/20 v4 | AS131932 JR East Information Systems Company | no ROA | 40 | 2026-09-18 |
| 157.71.176.0/20 v4 | AS131932 JR East Information Systems Company | no ROA | 40 | 2026-09-18 |
| 157.71.192.0/18 v4 | AS131932 JR East Information Systems Company | no ROA | 40 | 2026-09-18 |