38.147.223.0/24 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 |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | no ROA | 25 | 34549174 | 2026-09-18 | 2026-10-13 |
| AS399353 Netafy, Inc. | no ROA | 21 | 37721693954004399353 | 2026-09-18 | 2026-10-13 |
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
- 38.0.0.0/8
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1991-04-16
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 38.0.0.0/8 v4 | AS174 Cogent Communications, LLC | no ROA | 43 | 34549174 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-14 05:42:01Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-14 05:01:57Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-14 03:34:33Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-13 22:44:17Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-13 14:34:31Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-13 04:41:13Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-13 01:16:21Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-12 23:45:20Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-12 21:08:52Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-12 15:24:20Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-12 14:08:28Z | origin change | AS174 → AS399353 | 37721693954004399353 |
| 2026-10-12 13:54:49Z | origin change | AS174 → AS399353 | 37721693954004399353 |
| 2026-10-12 12:37:02Z | origin change | AS174 → AS399353 | 37721693954004399353 |
| 2026-10-12 11:02:36Z | origin change | AS174 → AS399353 | 37721693954004399353 |
| 2026-10-12 10:10:29Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-12 07:26:00Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-12 06:37:11Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-12 05:37:19Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-11 20:54:49Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-11 20:43:06Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-11 20:43:06Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-11 06:54:30Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-11 06:53:00Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-11 06:53:00Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-11 02:09:53Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-10 23:34:43Z | origin change | AS399353 → AS174 | 4943221551031543174 |
| 2026-10-10 23:24:33Z | origin change | AS174 → AS399353 | 4943248362693954004399353 |
| 2026-10-10 23:22:18Z | origin change | AS399353 → AS174 | 4943221551031543174 |
| 2026-10-10 19:46:35Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-10 19:42:24Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-10 19:42:24Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-10 12:58:12Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-10 10:09:40Z | origin change | AS399353 → AS174 | 17639174 |
| 2026-10-10 02:38:04Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-10 01:19:29Z | origin change | AS399353 → AS174 | 17639174 |
| 2026-10-10 00:44:13Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-10 00:30:00Z | origin change | AS399353 → AS174 | 17639174 |
| 2026-10-09 17:32:13Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-09 17:26:13Z | origin change | AS399353 → AS174 | 3480034549174 |
| 2026-10-09 15:38:43Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-09 15:10:26Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-09 13:20:42Z | origin change | AS399353 → AS174 | 17639174 |
| 2026-10-09 09:01:49Z | origin change | AS174 → AS399353 | 202365693954004399353 |
| 2026-10-09 08:59:10Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-09 08:59:10Z | origin change | AS399353 → AS174 | 328840327727174 |
| 2026-10-09 05:38:13Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-09 03:29:57Z | origin change | AS399353 → AS174 | 557203257174 |
| 2026-10-09 03:03:28Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-09 03:03:28Z | origin change | AS174 → AS399353 | 38855693954004399353 |
| 2026-10-08 22:37:35Z | origin change | AS399353 → AS174 | 33331273174 |