sensors Mode-S transponder
39D2B5
ICAO 24-bit transponder address · allocated to France
- Hex
- 39D2B5
- Octal
- 16351265
- Decimal
- 3,789,493
- Country
- FR
- Flights observed
- 50
- Distinct callsigns
- 12
- Country
- FR
- Last broadcast
- 23d ago
Current position
Country allocation
The ICAO 24-bit address 39D2B5 falls within the block assigned to France (FR) by ICAO Annex 10, Volume III. Every aircraft registered in France 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 |
|---|---|---|---|
| AFR185 | Air France | 12 | 2026-07-21 |
| AFR188 | Air France | 11 | 2026-07-21 |
| AFR264 | Air France | 4 | 2026-07-26 |
| AFR935 | - | 3 | 2026-07-13 |
| AFR357E | Air France | 3 | 2026-07-23 |
| AFR356G | - | 3 | 2026-07-23 |
| AFR267 | Air France | 3 | 2026-07-26 |
| AFR187 | - | 3 | 2026-07-20 |
| AFR186 | - | 3 | 2026-07-19 |
| AFR460 | Air France | 2 | 2026-07-24 |
| AFR459 | Air France | 2 | 2026-07-24 |
| AFR375V | Air France | 1 | 2026-06-23 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-26 | AFR267 | ICN → CDG | Jul 26, 02:55 UTC | Jul 26, 15:45 UTC | 12h 51m |
| 2026-07-26 | AFR264 | CDG → ICN | Jul 26, 00:00 UTC | Jul 26, 00:25 UTC | 25m |
| 2026-07-25 | AFR264 | CDG → ICN | Jul 25, 13:05 UTC | Jul 25, 23:15 UTC | 10h 10m |
| 2026-07-24 | AFR459 | GRU → CDG | Jul 24, 23:10 UTC | Jul 25, 09:45 UTC | 10h 35m |
| 2026-07-24 | AFR460 | CDG → GRU | Jul 24, 09:35 UTC | Jul 24, 20:50 UTC | 11h 15m |
| 2026-07-23 | AFR357E | YYZ → CDG | Jul 23, 22:20 UTC | Jul 24, 04:55 UTC | 6h 35m |
| 2026-07-23 | AFR356G | - | Jul 23, 12:15 UTC | Jul 23, 19:40 UTC | 7h 25m |
| 2026-07-22 | AFR357E | YYZ → CDG | Jul 22, 22:15 UTC | Jul 23, 04:55 UTC | 6h 40m |
| 2026-07-22 | AFR356G | - | Jul 22, 11:55 UTC | Jul 22, 19:25 UTC | 7h 30m |
| 2026-07-21 | AFR185 | HKG → CDG | Jul 21, 22:45 UTC | Jul 22, 03:45 UTC | 5h 0m |
| 2026-07-21 | AFR185 | HKG → CDG | Jul 21, 14:50 UTC | Jul 21, 15:10 UTC | 20m |
| 2026-07-21 | AFR188 | CDG → HKG | Jul 21, 08:30 UTC | Jul 21, 09:00 UTC | 30m |
| 2026-07-20 | AFR188 | CDG → HKG | Jul 20, 21:50 UTC | Jul 21, 02:20 UTC | 4h 29m |
| 2026-07-20 | AFR187 | HND → CDG | Jul 20, 00:25 UTC | Jul 20, 14:10 UTC | 13h 45m |
| 2026-07-19 | AFR186 | - | Jul 19, 08:05 UTC | Jul 19, 20:00 UTC | 11h 55m |
| 2026-07-18 | AFR185 | HKG → CDG | Jul 18, 22:35 UTC | Jul 19, 03:35 UTC | 5h 0m |
| 2026-07-18 | AFR185 | - | Jul 18, 14:50 UTC | Jul 18, 15:05 UTC | 15m |
| 2026-07-18 | AFR188 | - | Jul 18, 08:55 UTC | Jul 18, 09:35 UTC | 40m |
| 2026-07-17 | AFR188 | - | Jul 17, 22:05 UTC | Jul 18, 02:05 UTC | 4h 0m |
| 2026-07-17 | AFR267 | - | Jul 17, 04:35 UTC | Jul 17, 16:59 UTC | 12h 25m |
| 2026-07-17 | AFR267 | - | Jul 17, 03:20 UTC | Jul 17, 03:50 UTC | 30m |
| 2026-07-16 | AFR264 | - | Jul 16, 23:55 UTC | Jul 17, 00:20 UTC | 25m |
| 2026-07-16 | AFR264 | - | Jul 16, 13:30 UTC | Jul 16, 23:05 UTC | 9h 35m |
| 2026-07-15 | AFR459 | - | Jul 15, 22:50 UTC | Jul 16, 09:15 UTC | 10h 25m |
| 2026-07-15 | AFR460 | - | Jul 15, 09:00 UTC | Jul 15, 20:10 UTC | 11h 10m |
| 2026-07-14 | AFR185 | - | Jul 14, 19:40 UTC | Jul 15, 03:55 UTC | 8h 14m |
| 2026-07-14 | AFR185 | - | Jul 14, 14:40 UTC | Jul 14, 14:55 UTC | 15m |
| 2026-07-14 | AFR188 | - | Jul 14, 09:20 UTC | Jul 14, 09:40 UTC | 20m |
| 2026-07-13 | AFR188 | - | Jul 13, 22:05 UTC | Jul 14, 09:05 UTC | 11h 0m |
| 2026-07-13 | AFR935 | - | Jul 13, 05:15 UTC | Jul 13, 09:35 UTC | 4h 20m |
| 2026-07-12 | AFR935 | - | Jul 12, 11:20 UTC | Jul 13, 09:35 UTC | 22h 15m |
| 2026-07-12 | AFR935 | - | Jul 12, 09:50 UTC | Jul 13, 09:15 UTC | 23h 25m |
| 2026-07-11 | AFR185 | - | Jul 11, 19:45 UTC | Jul 12, 03:55 UTC | 8h 10m |
| 2026-07-11 | AFR185 | - | Jul 11, 14:40 UTC | Jul 11, 15:00 UTC | 20m |
| 2026-07-11 | AFR188 | - | Jul 11, 08:25 UTC | Jul 11, 09:00 UTC | 35m |
| 2026-07-10 | AFR188 | - | Jul 10, 22:00 UTC | Jul 11, 01:50 UTC | 3h 50m |
| 2026-07-10 | AFR187 | - | Jul 10, 00:10 UTC | Jul 10, 14:05 UTC | 13h 55m |
| 2026-07-09 | AFR186 | LAS → CDG | Jul 9, 08:40 UTC | Jul 9, 20:55 UTC | 12h 15m |
| 2026-07-08 | AFR185 | - | Jul 8, 22:50 UTC | Jul 9, 03:40 UTC | 4h 50m |
| 2026-07-08 | AFR185 | - | Jul 8, 14:55 UTC | Jul 8, 15:15 UTC | 20m |
| 2026-07-07 | AFR188 | - | Jul 7, 21:50 UTC | Jul 8, 09:15 UTC | 11h 25m |
| 2026-07-07 | AFR187 | - | Jul 7, 00:10 UTC | Jul 7, 13:50 UTC | 13h 40m |
| 2026-07-06 | AFR186 | LAS → CDG | Jul 6, 08:40 UTC | Jul 6, 21:05 UTC | 12h 25m |
| 2026-07-05 | AFR185 | - | Jul 5, 23:05 UTC | Jul 6, 03:55 UTC | 4h 50m |
| 2026-07-05 | AFR185 | - | Jul 5, 15:00 UTC | Jul 5, 15:25 UTC | 25m |
| 2026-07-05 | AFR188 | - | Jul 5, 08:45 UTC | Jul 5, 09:20 UTC | 35m |
| 2026-07-04 | AFR188 | - | Jul 4, 22:05 UTC | Jul 5, 02:00 UTC | 3h 55m |
| 2026-06-24 | AFR357E | YYZ → CDG | Jun 24, 22:25 UTC | Jun 25, 04:54 UTC | 6h 30m |
| 2026-06-24 | AFR356G | - | Jun 24, 12:30 UTC | Jun 24, 19:49 UTC | 7h 20m |
| 2026-06-23 | AFR375V | CDG → HHN | Jun 23, 19:44 UTC | Jun 23, 20:44 UTC | 1h 0m |
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.