38.250.248.0/22 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 |
|---|---|---|---|---|---|
| AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 37 | 2448261866 | 2026-09-18 | 2026-10-22 |
| AS174 Cogent Communications, LLC | no ROA | 5 | 50300174 | 2026-09-18 | 2026-10-22 |
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
6 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 38.250.248.0/23 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 43 | 2026-09-18 |
| 38.250.248.0/24 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 12 | 2026-10-20 |
| 38.250.249.0/24 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 12 | 2026-10-20 |
| 38.250.250.0/23 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 43 | 2026-09-18 |
| 38.250.250.0/24 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 12 | 2026-10-20 |
| 38.250.251.0/24 v4 | AS61866 INTELBRAS S.A. INDUSTRIA DE TELECOMUNICACAO ELETRO | no ROA | 12 | 2026-10-20 |
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-23 05:27:45Z | origin change | AS61866 → AS174 | 3492752025174 |
| 2026-10-22 09:08:56Z | origin change | AS174 → AS61866 | 2448261866 |
| 2026-10-22 06:59:50Z | origin change | AS61866 → AS174 | 34927174174 |
| 2026-10-22 06:48:42Z | origin change | AS174 → AS61866 | 491345335669391484061866 |
| 2026-10-22 06:48:42Z | origin change | AS61866 → AS174 | 4913453356642464246424174 |
| 2026-10-20 21:03:59Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-20 21:03:59Z | origin change | AS174 → AS61866 | 443934017531484061866 |
| 2026-10-20 20:28:07Z | origin change | AS174 → AS61866 | 226521484061866 |
| 2026-10-20 20:24:48Z | origin change | AS61866 → AS174 | 22652174 |
| 2026-10-20 16:36:23Z | origin change | AS174 → AS61866 | 450496696291433561484061866 |
| 2026-10-20 16:36:22Z | origin change | AS61866 → AS174 | 33331257174 |
| 2026-10-19 23:25:30Z | origin change | AS61866 → AS174 | 34927174174 |
| 2026-10-19 23:25:29Z | origin change | AS174 → AS61866 | 226521484061866 |
| 2026-10-19 13:37:24Z | origin change | AS174 → AS61866 | 24482291433561583061866 |
| 2026-10-19 13:37:22Z | origin change | AS174 → AS61866 | 44393394256693961866 |
| 2026-10-19 13:37:22Z | origin change | AS61866 → AS174 | 4913453356642464246424174 |
| 2026-10-19 13:37:22Z | origin change | AS61866 → AS174 | 443933942566327174 |
| 2026-10-19 13:37:21Z | origin change | AS61866 → AS174 | 4913453356642464246424174 |
| 2026-10-19 13:37:21Z | origin change | AS174 → AS61866 | 4913453356693961866 |
| 2026-10-19 13:02:10Z | origin change | AS61866 → AS174 | 22652174 |
| 2026-10-19 13:02:10Z | origin change | AS174 → AS61866 | 206499345492914129561583061866 |
| 2026-10-19 13:02:09Z | origin change | AS61866 → AS174 | 3492752025174 |
| 2026-10-19 13:02:09Z | origin change | AS174 → AS61866 | 494324836217641484061866 |
| 2026-10-19 11:49:58Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-19 11:49:58Z | origin change | AS174 → AS61866 | 5782112586574631484061866 |
| 2026-10-19 00:14:05Z | origin change | AS174 → AS61866 | 2023655067367621583061866 |
| 2026-10-19 00:13:59Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-19 00:10:58Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-19 00:10:58Z | origin change | AS174 → AS61866 | 5782112586325733561583061866 |
| 2026-10-19 00:03:43Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-19 00:03:43Z | origin change | AS174 → AS61866 | 4439358057693961866 |
| 2026-10-18 23:55:57Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:55:56Z | origin change | AS174 → AS61866 | 349271484061866 |
| 2026-10-18 23:32:18Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:32:18Z | origin change | AS174 → AS61866 | 2023655067367621583061866 |
| 2026-10-18 23:28:40Z | origin change | AS174 → AS61866 | 349271484061866 |
| 2026-10-18 23:28:39Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:24:40Z | origin change | AS174 → AS61866 | 59919574631484061866 |
| 2026-10-18 23:24:26Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:19:04Z | origin change | AS174 → AS61866 | 377211484061866 |
| 2026-10-18 23:19:01Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:18:47Z | origin change | AS174 → AS61866 | 377211484061866 |
| 2026-10-18 23:18:46Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:14:55Z | origin change | AS174 → AS61866 | 4439358057693961866 |
| 2026-10-18 23:14:55Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:12:37Z | origin change | AS174 → AS61866 | 49673207641484061866 |
| 2026-10-18 23:12:36Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 23:03:38Z | origin change | AS174 → AS61866 | 349271484061866 |
| 2026-10-18 23:03:35Z | origin change | AS61866 → AS174 | 2950439392174 |
| 2026-10-18 22:57:58Z | origin change | AS61866 → AS174 | 2950439392174 |