163.253.23.0/24 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 |
|---|---|---|---|---|---|
| AS396955 Internet2 | RPKI valid | 28 | 345491299396955 | 2026-09-18 | 2026-10-18 |
| AS11164 Internet2 I2PX | RPKI valid | 13 | 1490711164 | 2026-09-18 | 2026-10-18 |
| AS11537 Internet2 | RPKI valid | 3 | 382292449011537 | 2026-09-18 | 2026-10-18 |
RPKI
4 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 163.253.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-10-21
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 |
|---|---|---|---|
| 2026-10-18 12:34:40Z | origin change | AS396955 → AS11164 | 17639693911164 |
| 2026-10-17 07:23:33Z | origin change | AS11537 → AS396955 | 3288403277271743356396955396955 |
| 2026-10-16 16:11:54Z | origin change | AS396955 → AS11537 | 382292449011537 |
| 2026-10-16 16:09:32Z | origin change | AS11537 → AS396955 | 206499345491299396955396955 |
| 2026-10-16 15:29:01Z | origin change | AS396955 → AS11537 | 382292449024287766011537 |
| 2026-10-15 19:46:27Z | origin change | AS11164 → AS396955 | 49432483621299396955396955 |
| 2026-10-15 17:57:19Z | origin change | AS11537 → AS11164 | 55720693911164 |
| 2026-10-15 15:50:11Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-15 13:49:22Z | origin change | AS11537 → AS396955 | 49432483621299396955396955 |
| 2026-10-15 11:39:11Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-15 08:03:15Z | origin change | AS11537 → AS396955 | 35493356396955396955 |
| 2026-10-15 08:02:02Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-14 18:04:01Z | origin change | AS11537 → AS396955 | 216285828067623356396955396955 |
| 2026-10-14 11:17:53Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-14 03:34:25Z | origin change | AS11164 → AS396955 | 3288403277271743356396955396955 |
| 2026-10-14 03:32:25Z | origin change | AS11537 → AS11164 | 37989563001321324657463711164 |
| 2026-10-14 00:44:14Z | origin change | AS11164 → AS11537 | 4608757511537 |
| 2026-10-14 00:08:14Z | origin change | AS396955 → AS11164 | 46081221463711164 |
| 2026-10-12 21:08:50Z | origin change | AS11164 → AS396955 | 3288403277271743356396955396955 |
| 2026-10-12 18:36:32Z | origin change | AS11537 → AS11164 | 37721646111164 |
| 2026-10-12 15:11:56Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-12 11:27:22Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-12 06:06:43Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-12 05:56:32Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-12 04:57:55Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-11 20:43:05Z | origin change | AS11164 → AS396955 | 3288403277271743356396955396955 |
| 2026-10-11 10:25:19Z | origin change | AS396955 → AS11164 | 20409234019330311164 |
| 2026-10-11 06:52:59Z | origin change | AS11164 → AS396955 | 3288403277271743356396955396955 |
| 2026-10-10 23:43:39Z | origin change | AS396955 → AS11164 | 17639693911164 |
| 2026-10-10 19:34:08Z | origin change | AS11164 → AS396955 | 481853356396955396955 |
| 2026-10-09 13:21:58Z | origin change | AS396955 → AS11164 | 17639693911164 |
| 2026-10-09 09:00:05Z | origin change | AS11537 → AS396955 | 578211258632571299396955396955 |
| 2026-10-09 08:59:59Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-08 22:50:59Z | origin change | AS11164 → AS396955 | 481851299396955396955 |
| 2026-10-08 22:36:26Z | origin change | AS396955 → AS11164 | 1490711164 |
| 2026-10-08 22:36:16Z | origin change | AS11537 → AS396955 | 5805718363356396955396955 |
| 2026-10-08 22:34:49Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-08 22:33:37Z | origin change | AS11164 → AS396955 | 349271299396955396955 |
| 2026-10-08 17:08:09Z | origin change | AS396955 → AS11164 | 55720693911164 |
| 2026-10-08 11:58:58Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-08 11:58:01Z | origin change | AS11537 → AS396955 | 481853356396955396955 |
| 2026-10-08 11:37:48Z | origin change | AS11164 → AS396955 | 35493356396955396955 |
| 2026-10-08 11:36:17Z | origin change | AS11537 → AS11164 | 37721646111164 |
| 2026-10-08 11:02:18Z | origin change | AS396955 → AS11537 | 4608757511537 |
| 2026-10-08 11:02:16Z | origin change | AS11164 → AS396955 | 35493356396955396955 |
| 2026-10-07 17:55:08Z | origin change | AS396955 → AS11164 | 4913453356693911164 |
| 2026-10-07 17:24:38Z | origin change | AS11164 → AS396955 | 57381427081299396955396955 |
| 2026-10-07 13:59:39Z | origin change | AS396955 → AS11164 | 37721646111164 |
| 2026-10-05 13:26:45Z | origin change | AS11537 → AS396955 | 3288403277271743356396955396955 |