121.254.0.0/18 no ROA
Announced by AS23563 SK Broadband Co Ltd.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS23563 SK Broadband Co Ltd | no ROA | 44 | 34549931823563 | 2026-09-18 | 2026-09-27 |
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
- 121.254.0.0/18
- RIR
- APNIC
- Country
- 🇰🇷 KR
- Status
- allocated
- Allocated
- 2006-07-19
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
11 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 121.254.2.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.3.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.7.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.8.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.18.0/23 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.20.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.28.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.50.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.54.0/23 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.56.0/23 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |
| 121.254.58.0/24 v4 | AS23563 SK Broadband Co Ltd | no ROA | 44 | 2026-09-18 |