38.19.237.0/24 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 |
|---|---|---|---|---|---|
| AS153963 PT Lengkong Network Indonesia | no ROA | 37 | 4800141140153963 | 2026-09-18 | 2026-09-18 |
| AS174 Cogent Communications, LLC | no ROA | 11 | 58057174 | 2026-09-18 | 2026-09-18 |
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 | 42 | 34549174 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-19 04:23:36Z | origin change | AS174 → AS153963 | 20236569394800141140153963 |
| 2026-09-19 03:13:49Z | origin change | AS153963 → AS174 | 21324190023356174 |
| 2026-09-19 03:13:29Z | origin change | AS174 → AS153963 | 5572046357713141140153963 |
| 2026-09-19 03:13:08Z | origin change | AS153963 → AS174 | 21628582806762174 |
| 2026-09-19 03:13:07Z | origin change | AS174 → AS153963 | 21628582806762237644800141140153963 |
| 2026-09-19 03:13:06Z | origin change | AS153963 → AS174 | 57821125863257174 |
| 2026-09-19 03:13:05Z | origin change | AS153963 → AS174 | 34549174 |
| 2026-09-19 03:13:05Z | origin change | AS174 → AS153963 | 3454955117713141140153963 |
| 2026-09-19 03:13:05Z | origin change | AS174 → AS153963 | 202297237644800141140153963 |
| 2026-09-18 23:44:05Z | origin change | AS153963 → AS174 | 328840327727174 |
| 2026-09-18 23:42:41Z | origin change | AS174 → AS153963 | 20236569394800141140153963 |
| 2026-09-18 20:58:21Z | origin change | AS153963 → AS174 | 328840327727174 |
| 2026-09-18 15:36:12Z | origin change | AS174 → AS153963 | 20236569394800141140153963 |
| 2026-09-18 15:17:36Z | origin change | AS153963 → AS174 | 328840327727174 |
| 2026-09-18 14:56:20Z | origin change | AS174 → AS153963 | 20236569394800141140153963 |
| 2026-09-18 14:02:32Z | origin change | AS153963 → AS174 | 328840327727174 |