157.101.240.0/20 no ROA
Announced by AS7677 Dai Nippon Printing Co., Ltd.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS7677 Dai Nippon Printing Co., Ltd | no ROA | 43 | 34549291447137677 | 2026-09-18 | 2026-10-16 |
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
- 157.101.224.0/19
- RIR
- APNIC
- Country
- 🇯🇵 JP
- Status
- allocated
- Allocated
- 1992-02-08
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 157.101.224.0/19 v4 | AS7677 Dai Nippon Printing Co., Ltd | no ROA | 43 | 2448225197677 | 2026-09-18 |
More specific routes
6 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 157.101.244.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |
| 157.101.247.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |
| 157.101.252.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |
| 157.101.253.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |
| 157.101.254.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |
| 157.101.255.0/24 v4 | AS7677 Dai Nippon Printing Co., Ltd | RPKI valid | 44 | 2026-09-18 |