170.46.0.0/16 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 |
|---|---|---|---|---|---|
| AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 38 | 244821353618697 | 2026-09-18 | 2026-09-29 |
| AS203 Level 3 Parent, LLC | no ROA | 9 | 35493356203 | 2026-09-18 | 2026-09-29 |
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
- 170.46.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1994-02-09
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
12 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 170.46.10.0/24 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.10.0/24 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
| 170.46.132.0/23 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.132.0/23 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
| 170.46.150.0/24 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.150.0/24 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
| 170.46.155.0/24 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.155.0/24 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
| 170.46.162.0/24 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.162.0/24 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
| 170.46.200.0/24 v4 | AS203 Level 3 Parent, LLC | no ROA | 10 | 2026-09-18 |
| 170.46.200.0/24 v4 | AS18697 GREEN MOUNTAIN POWER CORPORATION | no ROA | 37 | 2026-09-18 |
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-29 17:08:30Z | origin change | AS18697 → AS203 | 5572029143356203 |
| 2026-09-29 00:44:45Z | origin change | AS203 → AS18697 | 202365693937701353618697 |
| 2026-09-28 21:21:59Z | origin change | AS18697 → AS203 | 5572029143356203 |
| 2026-09-27 04:00:13Z | origin change | AS203 → AS18697 | 244821353618697 |
| 2026-09-27 03:52:22Z | origin change | AS18697 → AS203 | 176393356203 |
| 2026-09-25 00:37:59Z | origin change | AS203 → AS18697 | 852693937701353618697 |
| 2026-09-25 00:14:30Z | origin change | AS18697 → AS203 | 333333203356203 |
| 2026-09-24 23:49:31Z | origin change | AS203 → AS18697 | 37721693937701353618697 |
| 2026-09-24 22:36:42Z | origin change | AS18697 → AS203 | 333333203356203 |
| 2026-09-24 00:55:59Z | origin change | AS203 → AS18697 | 202365693937701353618697 |
| 2026-09-24 00:48:35Z | origin change | AS18697 → AS203 | 5572029143356203 |
| 2026-09-23 04:47:11Z | origin change | AS203 → AS18697 | 34927693937701353618697 |
| 2026-09-23 04:46:26Z | origin change | AS18697 → AS203 | 70183356203 |
| 2026-09-22 11:38:42Z | origin change | AS203 → AS18697 | 852693937701353618697 |
| 2026-09-22 11:29:30Z | origin change | AS18697 → AS203 | 5572029143356203 |
| 2026-09-21 05:12:17Z | origin change | AS203 → AS18697 | 202365693937701353618697 |
| 2026-09-21 05:04:28Z | origin change | AS18697 → AS203 | 216285828067623356203 |
| 2026-09-20 03:40:34Z | origin change | AS203 → AS18697 | 3288403277271741353618697 |
| 2026-09-19 21:32:52Z | origin change | AS18697 → AS203 | 5572029143356203 |