211.253.61.0/24 no ROA MOAS
Announced by 2 different origins, which is either a deliberate multi-origin setup or a hijack.
This prefix is announced by more than one AS. Compare how many collector
peers see each origin below: a hijack is usually visible as a second
origin seen by far fewer peers than the legitimate one.
Origins
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS17574 Seoul Metropolitan Government Computer Center | no ROA | 23 | 34549931817574 | 2026-09-18 | 2026-11-05 |
| AS17841 NATIONAL INFORMATION RESOURCES SERVICE | no ROA | 21 | 50304476617841 | 2026-09-18 | 2026-11-05 |
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
- 211.252.0.0/15
- RIR
- APNIC
- Country
- 🇰🇷 KR
- Status
- allocated
- Allocated
- 2000-09-08
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 211.252.0.0/15 v4 | AS4766 Korea Telecom | no ROA | 43 | 503044766 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-05 19:23:40Z | origin change | AS17841 → AS17574 | 578211258632571299931817574 |
| 2026-11-05 16:35:26Z | origin change | AS17574 → AS17841 | 202365506733786178411784117841 |
| 2026-11-05 16:34:58Z | origin change | AS17841 → AS17574 | 202365506736830701931817574 |
| 2026-11-04 23:01:20Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-04 21:35:16Z | origin change | AS17841 → AS17574 | 20649934549931817574 |
| 2026-11-04 21:34:59Z | origin change | AS17574 → AS17841 | 20649969394766178411784117841 |
| 2026-11-04 20:18:50Z | origin change | AS17841 → AS17574 | 557202914931817574 |
| 2026-11-04 14:26:04Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-04 12:12:47Z | origin change | AS17841 → AS17574 | 460812214637931817574 |
| 2026-11-04 05:20:32Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-04 02:30:56Z | origin change | AS17841 → AS17574 | 5030032571299931817574 |
| 2026-11-03 22:35:06Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 21:08:47Z | origin change | AS17841 → AS17574 | 503003356701931817574 |
| 2026-11-03 20:13:11Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 20:09:44Z | origin change | AS17841 → AS17574 | 34927931817574 |
| 2026-11-03 13:42:30Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 09:20:26Z | origin change | AS17841 → AS17574 | 20409234019931817574 |
| 2026-11-03 03:36:21Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 02:54:08Z | origin change | AS17841 → AS17574 | 5030032571299931817574 |
| 2026-11-03 02:49:29Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 02:21:56Z | origin change | AS17841 → AS17574 | 503003356701931817574 |
| 2026-11-03 01:02:37Z | origin change | AS17574 → AS17841 | 20236569394766178411784117841 |
| 2026-11-03 00:48:35Z | origin change | AS17841 → AS17574 | 46087575931817574 |
| 2026-11-02 19:13:15Z | origin change | AS17574 → AS17841 | 2020512994766178411784117841 |
| 2026-11-02 19:13:05Z | origin change | AS17841 → AS17574 | 20205129969396939931817574 |
| 2026-11-02 19:12:57Z | origin change | AS17841 → AS17574 | 491345335664246939931817574 |
| 2026-11-02 19:12:57Z | origin change | AS17574 → AS17841 | 4913453356642469394766178411784117841 |
| 2026-11-02 19:12:57Z | origin change | AS17574 → AS17841 | 61218693912994766178411784117841 |
| 2026-11-02 19:12:19Z | origin change | AS17841 → AS17574 | 8526939931817574 |
| 2026-11-02 19:11:51Z | origin change | AS17574 → AS17841 | 1490769394766178411784117841 |
| 2026-11-02 19:11:47Z | origin change | AS17841 → AS17574 | 149076939931817574 |
| 2026-11-02 19:11:44Z | origin change | AS17574 → AS17841 | 3492769394766178411784117841 |
| 2026-11-02 19:11:39Z | origin change | AS17841 → AS17574 | 491345335664246939931817574 |
| 2026-11-02 19:11:37Z | origin change | AS17841 → AS17574 | 226526939931817574 |
| 2026-11-02 19:11:36Z | origin change | AS17574 → AS17841 | 3492769394766178411784117841 |
| 2026-11-02 19:11:24Z | origin change | AS17841 → AS17574 | 557206939931817574 |
| 2026-11-02 19:11:23Z | origin change | AS17574 → AS17841 | 5738169394766178411784117841 |
| 2026-11-02 19:11:20Z | origin change | AS17574 → AS17841 | 5991969394766178411784117841 |
| 2026-11-02 19:11:14Z | origin change | AS17841 → AS17574 | 6939931817574 |
| 2026-11-02 19:11:13Z | origin change | AS17841 → AS17574 | 6939931817574 |
| 2026-11-02 19:11:13Z | origin change | AS17841 → AS17574 | 149073356701931817574 |
| 2026-11-02 19:11:13Z | origin change | AS17574 → AS17841 | 494324836269394766178411784117841 |
| 2026-11-02 19:11:13Z | origin change | AS17574 → AS17841 | 4818569394766178411784117841 |
| 2026-11-02 19:01:51Z | origin change | AS17574 → AS17841 | 57381693947664766178411784117841 |
| 2026-11-02 19:01:39Z | origin change | AS17841 → AS17574 | 5805718363356701931817574 |
| 2026-11-02 18:54:40Z | origin change | AS17574 → AS17841 | 3492769394766178411784117841 |
| 2026-11-02 18:54:31Z | origin change | AS17841 → AS17574 | 612186939701931817574 |
| 2026-11-02 18:54:31Z | origin change | AS17841 → AS17574 | 49134533566939701931817574 |
| 2026-11-02 18:54:30Z | origin change | AS17574 → AS17841 | 61218693912994766178411784117841 |
| 2026-11-02 18:54:30Z | origin change | AS17574 → AS17841 | 4913453356642469394766178411784117841 |