sensors Mode-S transponder
0A00C4
ICAO 24-bit transponder address · allocated to Algeria
- Hex
- 0A00C4
- Octal
- 02400304
- Decimal
- 655,556
- Country
- DZ
- Flights observed
- 204
- Distinct callsigns
- 12
- Country
- DZ
- Last broadcast
- Jul 26, 23:00 UTC
Last known position
Country allocation
The ICAO 24-bit address 0A00C4 falls within the block assigned to Algeria (DZ) by ICAO Annex 10, Volume III. Every aircraft registered in Algeria receives a permanent address from this block at the time of registration; the address stays with the airframe even if the aircraft is re-registered to a different operator within the country.
Callsign history 12 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| DAH3181 | Air Algerie | 42 | 2026-07-23 |
| DAH3061 | - | 36 | 2026-07-17 |
| DAH3060 | - | 35 | 2026-07-16 |
| DAH3180 | Air Algerie | 32 | 2026-07-22 |
| DAH2700 | - | 16 | 2026-07-19 |
| DAH2701 | Air Algerie | 12 | 2026-07-19 |
| DAH5361 | Air Algerie | 10 | 2026-06-18 |
| DAH5360 | - | 8 | 2026-06-17 |
| DAH2702 | Air Algerie | 5 | 2026-07-26 |
| DAH2703 | Air Algerie | 4 | 2026-07-26 |
| DAH3157 | - | 2 | 2026-07-18 |
| DAH3156 | Air Algerie | 2 | 2026-07-18 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-26 | DAH2703 | YUL → ALG | Jul 26, 16:35 UTC | Jul 26, 23:00 UTC | 6h 25m |
| 2026-07-26 | DAH2702 | ALG → YUL | Jul 26, 05:55 UTC | Jul 26, 13:30 UTC | 7h 36m |
| 2026-07-25 | DAH2703 | YUL → ALG | Jul 25, 14:55 UTC | Jul 25, 22:10 UTC | 7h 15m |
| 2026-07-25 | DAH2702 | ALG → YUL | Jul 25, 04:00 UTC | Jul 25, 11:25 UTC | 7h 25m |
| 2026-07-24 | DAH2703 | YUL → ALG | Jul 24, 17:40 UTC | Jul 25, 00:50 UTC | 7h 10m |
| 2026-07-24 | DAH2702 | ALG → YUL | Jul 24, 14:10 UTC | Jul 24, 15:10 UTC | 1h 0m |
| 2026-07-24 | DAH2702 | ALG → YUL | Jul 24, 07:40 UTC | Jul 24, 14:05 UTC | 6h 25m |
| 2026-07-23 | DAH3181 | CAN → ALG | Jul 23, 06:05 UTC | Jul 23, 14:30 UTC | 8h 25m |
| 2026-07-22 | DAH3181 | CAN → ALG | Jul 22, 16:00 UTC | Jul 23, 14:30 UTC | 22h 30m |
| 2026-07-22 | DAH3181 | CAN → ALG | Jul 22, 13:05 UTC | Jul 23, 13:00 UTC | 23h 55m |
| 2026-07-22 | DAH3180 | ALG → CAN | Jul 22, 11:10 UTC | Jul 23, 11:00 UTC | 23h 50m |
| 2026-07-22 | DAH3180 | ALG → CAN | Jul 22, 10:20 UTC | Jul 23, 06:05 UTC | 19h 45m |
| 2026-07-21 | DAH3181 | CAN → ALG | Jul 21, 11:00 UTC | Jul 22, 02:50 UTC | 15h 50m |
| 2026-07-21 | DAH3181 | CAN → ALG | Jul 21, 05:45 UTC | Jul 22, 02:50 UTC | 21h 5m |
| 2026-07-20 | DAH3181 | CAN → ALG | Jul 20, 13:15 UTC | Jul 21, 13:00 UTC | 23h 44m |
| 2026-07-20 | DAH3180 | ALG → CAN | Jul 20, 11:05 UTC | Jul 21, 11:00 UTC | 23h 54m |
| 2026-07-20 | DAH3180 | ALG → CAN | Jul 20, 10:25 UTC | Jul 21, 05:45 UTC | 19h 20m |
| 2026-07-19 | DAH2701 | YUL → ALG | Jul 19, 20:35 UTC | Jul 20, 03:40 UTC | 7h 5m |
| 2026-07-19 | DAH2700 | - | Jul 19, 10:10 UTC | Jul 19, 18:05 UTC | 7h 55m |
| 2026-07-18 | DAH3157 | - | Jul 18, 09:00 UTC | Jul 18, 20:25 UTC | 11h 25m |
| 2026-07-18 | DAH3156 | ALG → KUL | Jul 18, 06:25 UTC | Jul 18, 07:00 UTC | 35m |
| 2026-07-17 | DAH3061 | - | Jul 17, 09:25 UTC | Jul 18, 03:15 UTC | 17h 51m |
| 2026-07-17 | DAH3061 | - | Jul 17, 01:39 UTC | Jul 17, 01:55 UTC | 15m |
| 2026-07-16 | DAH3060 | - | Jul 16, 22:19 UTC | Jul 16, 22:40 UTC | 20m |
| 2026-07-16 | DAH3060 | - | Jul 16, 13:10 UTC | Jul 16, 19:25 UTC | 6h 15m |
| 2026-07-16 | DAH3060 | - | Jul 16, 12:14 UTC | Jul 16, 12:34 UTC | 20m |
| 2026-07-15 | DAH3181 | - | Jul 15, 13:20 UTC | Jul 15, 13:35 UTC | 15m |
| 2026-07-15 | DAH3181 | - | Jul 15, 10:30 UTC | Jul 15, 12:45 UTC | 2h 15m |
| 2026-07-08 | DAH3180 | - | Jul 8, 09:40 UTC | Jul 8, 16:50 UTC | 7h 10m |
| 2026-07-07 | DAH2701 | - | Jul 7, 20:55 UTC | Jul 8, 04:00 UTC | 7h 5m |
| 2026-07-07 | DAH2700 | - | Jul 7, 11:05 UTC | Jul 7, 18:30 UTC | 7h 25m |
| 2026-07-06 | DAH3061 | - | Jul 6, 13:25 UTC | Jul 6, 13:45 UTC | 20m |
| 2026-07-06 | DAH3061 | - | Jul 6, 01:25 UTC | Jul 6, 12:45 UTC | 11h 20m |
| 2026-07-05 | DAH3060 | - | Jul 5, 22:30 UTC | Jul 5, 22:50 UTC | 20m |
| 2026-07-05 | DAH3060 | - | Jul 5, 12:15 UTC | Jul 5, 19:30 UTC | 7h 15m |
| 2026-07-04 | DAH3181 | - | Jul 4, 08:20 UTC | Jul 4, 13:20 UTC | 5h 0m |
| 2026-07-03 | DAH3180 | - | Jul 3, 09:20 UTC | Jul 3, 13:30 UTC | 4h 10m |
| 2026-07-02 | DAH3181 | - | Jul 2, 09:30 UTC | Jul 2, 13:40 UTC | 4h 10m |
| 2026-07-01 | DAH3181 | - | Jul 1, 13:05 UTC | Jul 2, 13:00 UTC | 23h 55m |
| 2026-07-01 | DAH3180 | - | Jul 1, 11:05 UTC | Jul 2, 10:55 UTC | 23h 50m |
| 2026-07-01 | DAH3180 | - | Jul 1, 09:40 UTC | Jul 1, 13:30 UTC | 3h 50m |
| 2026-06-29 | DAH3061 | - | Jun 29, 03:54 UTC | Jun 29, 16:10 UTC | 12h 15m |
| 2026-06-28 | DAH3060 | - | Jun 28, 22:55 UTC | Jun 28, 23:14 UTC | 20m |
| 2026-06-28 | DAH3060 | - | Jun 28, 13:25 UTC | Jun 28, 17:00 UTC | 3h 35m |
| 2026-06-27 | DAH2703 | - | Jun 27, 14:25 UTC | Jun 27, 21:25 UTC | 7h 0m |
| 2026-06-27 | DAH2702 | - | Jun 27, 03:30 UTC | Jun 27, 11:30 UTC | 8h 0m |
| 2026-06-25 | DAH3181 | - | Jun 25, 09:34 UTC | Jun 25, 14:44 UTC | 5h 10m |
| 2026-06-24 | DAH3181 | - | Jun 24, 13:10 UTC | Jun 25, 13:00 UTC | 23h 50m |
| 2026-06-24 | DAH3180 | - | Jun 24, 11:05 UTC | Jun 25, 10:59 UTC | 23h 55m |
| 2026-06-24 | DAH3180 | - | Jun 24, 10:14 UTC | Jun 24, 13:44 UTC | 3h 30m |
About Mode-S
A Mode-S transponder code (also called an "ICAO 24-bit address" or "hex code") is a 6-character hexadecimal identifier permanently assigned to an aircraft when it's first registered. Unlike callsigns (which change with each flight) or registrations (which can change if an aircraft is sold internationally), the Mode-S address stays with the airframe for the life of the aircraft in that country.
Every ADS-B transmission from an aircraft includes its Mode-S address, making it the most reliable way to identify a specific airframe. Flight-tracking services like Apparatus use the Mode-S address as the primary key for tying position broadcasts, callsigns, and ownership records together.