163.220.228.0/22 no ROA
Announced by AS63798 Industrial Cyber Security Center of Excellence.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS63798 Industrial Cyber Security Center of Excellence | no ROA | 43 | 17639290763798 | 2026-09-18 | 2026-10-29 |
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
- 163.220.224.0/20
- RIR
- APNIC
- Country
- 🇯🇵 JP
- Status
- allocated
- Allocated
- 1993-04-02
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 163.220.224.0/20 v4 | AS63770 Industrial Cyber Security Center of Excellence | no ROA | 44 | 17639290763770 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.