223.28.128.0/17 no ROA
Announced by AS17597 SK Broadband Co Ltd.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS17597 SK Broadband Co Ltd | no ROA | 45 | 34549931817597 | 2026-09-18 | 2026-10-10 |
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
- 223.28.128.0/17
- RIR
- APNIC
- Country
- 🇰🇷 KR
- Status
- allocated
- Allocated
- 2010-08-25
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
14 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 223.28.128.0/21 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.152.0/24 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.164.0/22 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.176.0/21 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.188.0/23 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.190.0/23 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.200.0/22 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.208.0/24 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.226.0/24 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.230.0/23 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.232.0/22 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.236.0/23 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.247.0/24 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |
| 223.28.252.0/24 v4 | AS17597 SK Broadband Co Ltd | no ROA | 45 | 2026-09-18 |