142.74.4.0/24 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 |
|---|---|---|---|---|---|
| AS2675 Shared Services Canada | no ROA | 41 | 14035772675 | 2026-09-18 | 2026-10-16 |
| AS566 Shared Services Canada | no ROA | 3 | 333311036509376566 | 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
- 142.74.0.0/16
- RIR
- ARIN
- Country
- 🇨🇦 CA
- Status
- allocated
- Allocated
- 1991-07-11
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 142.74.0.0/21 v4 | AS2675 Shared Services Canada | no ROA | 43 | 3454964612675 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-16 15:29:01Z | origin change | AS2675 → AS566 | 382292449075756509376566 |
| 2026-10-15 08:04:07Z | origin change | AS566 → AS2675 | 3549335657726752675 |
| 2026-10-15 08:02:31Z | origin change | AS2675 → AS566 | 460875756509376566 |
| 2026-10-15 06:36:39Z | origin change | AS566 → AS2675 | 32884032772717457726752675 |
| 2026-10-15 03:14:13Z | origin change | AS2675 → AS566 | 333311036509376566 |
| 2026-10-15 03:13:44Z | origin change | AS566 → AS2675 | 3333127357726752675 |
| 2026-10-15 03:10:13Z | origin change | AS2675 → AS566 | 333311036509376566 |
| 2026-10-15 03:09:43Z | origin change | AS566 → AS2675 | 3333127357726752675 |
| 2026-10-15 03:00:03Z | origin change | AS2675 → AS566 | 382292449075756509376566 |
| 2026-10-14 03:32:33Z | origin change | AS566 → AS2675 | 37989563001321324657645357726752675 |
| 2026-10-14 00:44:11Z | origin change | AS2675 → AS566 | 460875756509376566 |
| 2026-10-09 08:59:15Z | origin change | AS566 → AS2675 | 32884032772717457726752675 |
| 2026-10-09 06:03:13Z | origin change | AS2675 → AS566 | 46087575115376509376566 |
| 2026-10-09 06:03:01Z | origin change | AS566 → AS2675 | 3333127357726752675 |
| 2026-10-09 05:57:35Z | origin change | AS2675 → AS566 | 46087575115376509376566 |
| 2026-10-08 22:36:37Z | origin change | AS566 → AS2675 | 3549335657726752675 |
| 2026-10-08 22:35:19Z | origin change | AS2675 → AS566 | 460875756509376566 |
| 2026-10-08 17:08:01Z | origin change | AS566 → AS2675 | 55720693957726752675 |
| 2026-10-08 12:00:13Z | origin change | AS2675 → AS566 | 460875756509376566 |