168.146.112.0/24 RPKI valid MOAS
Announced by 3 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 |
|---|---|---|---|---|---|
| AS9823 Pearson Group | RPKI valid | 41 | 38001158309823 | 2026-09-25 | 2026-10-25 |
| AS11892 NCS Pearson Inc. | RPKI valid | 1 | 377215482511892 | 2026-10-08 | 2026-10-25 |
| AS29016 Pearson Shared Services Ltd | RPKI valid | 1 | 3549335629016 | 2026-10-15 | 2026-10-25 |
RPKI
4 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 168.146.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1994-05-23
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-19 11:39:37Z | origin change | AS11892 → AS9823 | 138309711741299158309823 |
| 2026-10-19 09:38:14Z | origin change | AS9823 → AS11892 | 37721548251189211892 |
| 2026-10-17 23:49:35Z | origin change | AS11892 → AS9823 | 138309711741299158309823 |
| 2026-10-17 23:49:12Z | origin change | AS9823 → AS11892 | 226521299158301189211892 |
| 2026-10-17 23:49:10Z | origin change | AS9823 → AS11892 | 226521299158301189211892 |
| 2026-10-17 23:49:10Z | origin change | AS11892 → AS9823 | 226521299158309823 |
| 2026-10-17 08:59:11Z | origin change | AS9823 → AS11892 | 226521299158301189211892 |
| 2026-10-17 08:58:58Z | origin change | AS29016 → AS9823 | 226521299158309823 |
| 2026-10-17 08:58:57Z | origin change | AS9823 → AS29016 | 226521299335629016290162901629016 |
| 2026-10-17 08:58:57Z | origin change | AS11892 → AS9823 | 70182914158309823 |
| 2026-10-17 03:07:10Z | origin change | AS11892 → AS9823 | 138309711741299158309823 |
| 2026-10-17 03:07:02Z | origin change | AS9823 → AS11892 | 226521299158301189211892 |
| 2026-10-17 03:06:55Z | origin change | AS11892 → AS9823 | 2265232574637158309823 |
| 2026-10-17 03:06:53Z | origin change | AS9823 → AS11892 | 226521299158301189211892 |
| 2026-10-17 03:06:47Z | origin change | AS9823 → AS11892 | 349271299158301189211892 |
| 2026-10-17 03:06:47Z | origin change | AS11892 → AS9823 | 70182914158309823 |
| 2026-10-17 03:06:44Z | origin change | AS9823 → AS29016 | 226521299335629016290162901629016 |
| 2026-10-17 03:06:44Z | origin change | AS29016 → AS9823 | 226521299158309823 |
| 2026-10-17 03:06:36Z | origin change | AS29016 → AS9823 | 34927520251299158309823 |
| 2026-10-17 03:06:36Z | origin change | AS9823 → AS29016 | 226521299335629016290162901629016 |
| 2026-10-16 02:41:10Z | origin change | AS29016 → AS9823 | 3288403277271741299158309823 |
| 2026-10-16 00:32:10Z | origin change | AS9823 → AS29016 | 328840327727174335629016290162901629016 |
| 2026-10-15 09:20:56Z | origin change | AS29016 → AS9823 | 216285828067622914158309823 |
| 2026-10-15 08:03:28Z | origin change | AS9823 → AS29016 | 3549335629016290162901629016 |
| 2026-10-12 21:09:25Z | origin change | AS11892 → AS9823 | 3288403277271741299158309823 |
| 2026-10-12 18:35:44Z | origin change | AS9823 → AS11892 | 37721548251189211892 |