Unknown hex codes
The table below shows the latest 25 unknown hex codes picked up from my location in Briancon and other sites.
| ModeS Code | Country | First Seen (UTC) | Last Seen (UTC) | CallSign |
|---|---|---|---|---|
| E6BFE9 |  | 2023-01-29 15:39:40 | 2023-01-31 10:50:05 | |
| 38841D |  | 2020-02-18 11:05:51 | 2023-01-31 10:45:18 | |
| 4D240D | Unallocated | 2023-01-31 08:07:29 | 2023-01-31 08:28:54 | EWG6959 |
| 4D4052 |  | 2022-08-01 10:15:52 | 2023-01-30 15:11:01 | |
| 39828E | | 2023-01-30 11:05:29 | 2023-01-30 11:48:44 | FHAUO |
| 1925C3 |  | 2023-01-30 08:48:04 | 2023-01-30 09:30:43 | CSDOQ |
| 3B7542 | | 2022-11-22 09:28:29 | 2023-01-30 08:55:20 | CTM1054 |
| 3B775B | | 2023-01-12 10:39:45 | 2023-01-30 07:56:19 | CTM1470 |
| 3DA4E0 |  | 2023-01-29 10:14:19 | 2023-01-29 17:49:15 | |
| 29CA8F | (reserved-for-SAM) | 2023-01-29 10:09:30 | 2023-01-29 16:27:12 | |
| 393A7C | | 2020-02-21 15:28:45 | 2023-01-29 14:08:55 | |
| E3E552 |  | 2023-01-29 12:01:55 | 2023-01-29 12:12:31 | |
| 38CCBC | | 2018-08-10 09:38:11 | 2023-01-29 10:30:23 | |
| 4D4055 | | 2023-01-11 11:08:31 | 2023-01-28 13:47:54 | |
| CCDC68 | Unallocated | 2023-01-28 11:36:47 | 2023-01-28 11:48:07 | |
| 3C55CA | | 2023-01-28 07:44:53 | 2023-01-28 07:49:39 | |
| 585375 | (reserved-for-EUR/NAT) | 2023-01-22 15:14:16 | 2023-01-27 16:17:27 | |
| 3B75AB | | 2022-08-17 10:05:15 | 2023-01-27 13:48:01 | |
| 334DA5 |  | 2023-01-27 13:29:40 | 2023-01-27 13:36:53 | |
| 2925C3 | (reserved-for-SAM) | 2023-01-27 12:41:31 | 2023-01-27 12:38:54 | CSDOQ |
| 3AAB3D | | 2022-02-23 10:57:46 | 2023-01-26 16:49:02 | |
| 3B75C8 | | 2023-01-26 14:58:18 | 2023-01-26 14:58:18 | |
| DEA66C | (reserved-for-future-use) | 2023-01-26 10:05:37 | 2023-01-26 10:11:16 | |
| E5303F | | 2023-01-25 14:18:52 | 2023-01-25 14:22:55 | |
| 38C99B | | 2023-01-17 15:09:17 | 2023-01-24 15:14:29 | MEDOC04 |