sensors Mode-S transponder
4B15DB
ICAO 24-bit transponder address · allocated to Switzerland
Currently assigned to HB-IHF · AIRBUS A-350-900
- Hex
- 4B15DB
- Octal
- 22612733
- Decimal
- 4,920,795
- Country
- CH
- Tail
- HB-IHF
- Type
- A359
- Flights observed
- 97
- Distinct callsigns
- 20
- Country
- CH
- Last broadcast
- 14m ago
Current position
Country allocation
The ICAO 24-bit address 4B15DB falls within the block assigned to Switzerland (CH) by ICAO Annex 10, Volume III. Every aircraft registered in Switzerland 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 20 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| EDW67 | Edelweiss Air | 12 | 2026-05-28 |
| EDW51 | Edelweiss Air | 8 | 2026-04-26 |
| EDW38T | Edelweiss Air | 8 | 2026-05-27 |
| EDW38 | Edelweiss Air | 7 | 2026-05-27 |
| EDW71 | Edelweiss Air | 6 | 2026-05-22 |
| EDW87 | Edelweiss Air | 5 | 2026-04-17 |
| EDW65V | Edelweiss Air | 5 | 2026-05-29 |
| EDW35Y | Edelweiss Air | 5 | 2026-05-26 |
| EDW85 | Edelweiss Air | 4 | 2026-04-28 |
| EDW84 | Edelweiss Air | 4 | 2026-04-28 |
| EDW64G | Edelweiss Air | 4 | 2026-05-22 |
| EDW86 | Edelweiss Air | 3 | 2026-04-17 |
| EDW78 | Edelweiss Air | 3 | 2026-05-23 |
| EDW36W | Edelweiss Air | 3 | 2026-04-24 |
| EDW22 | Edelweiss Air | 3 | 2026-04-21 |
| EDW11K | Edelweiss Air | 3 | 2026-05-19 |
| EDW10K | Edelweiss Air | 3 | 2026-05-19 |
| EDW66 | Edelweiss Air | 2 | 2026-04-30 |
| EDW50 | Edelweiss Air | 2 | 2026-04-26 |
| EDW3A | Edelweiss Air | 2 | 2026-05-17 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | EDW65V | CMB → ZRH | May 29, 17:25 UTC | May 30, 14:45 UTC | 21h 20m |
| 2026-05-28 | EDW67 | MLE → ZRH | May 28, 20:50 UTC | May 29, 14:55 UTC | 18h 5m |
| 2026-05-28 | EDW67 | MLE → ZRH | May 28, 18:00 UTC | May 29, 14:55 UTC | 20h 55m |
| 2026-05-27 | EDW38T | LIR → ZRH | May 27, 22:15 UTC | May 28, 13:35 UTC | 15h 20m |
| 2026-05-27 | EDW38 | ZRH → SJO | May 27, 12:50 UTC | May 28, 12:45 UTC | 23h 55m |
| 2026-05-27 | EDW38 | ZRH → SJO | May 27, 12:35 UTC | May 28, 07:05 UTC | 18h 30m |
| 2026-05-26 | EDW35Y | PUJ → ZRH | May 26, 20:24 UTC | May 27, 09:10 UTC | 12h 45m |
| 2026-05-26 | EDW35Y | PUJ → ZRH | May 26, 12:50 UTC | May 27, 09:10 UTC | 20h 20m |
| 2026-05-26 | EDW35Y | PUJ → ZRH | May 26, 12:10 UTC | May 27, 09:10 UTC | 21h 0m |
| 2026-05-25 | EDW38T | LIR → ZRH | May 25, 14:50 UTC | May 26, 09:29 UTC | 18h 40m |
| 2026-05-25 | EDW38T | LIR → ZRH | May 25, 14:35 UTC | May 26, 09:29 UTC | 18h 54m |
| 2026-05-25 | EDW38T | LIR → ZRH | May 25, 08:50 UTC | May 26, 08:45 UTC | 23h 54m |
| 2026-05-25 | EDW38 | ZRH → SJO | May 25, 07:30 UTC | May 26, 00:44 UTC | 17h 14m |
| 2026-05-25 | EDW79 | SEZ → ZRH | May 25, 02:00 UTC | May 25, 04:50 UTC | 2h 50m |
| 2026-05-23 | EDW78 | ZRH → JRO | May 23, 21:00 UTC | May 23, 23:55 UTC | 2h 55m |
| 2026-05-23 | EDW65V | CMB → ZRH | May 23, 07:20 UTC | May 23, 13:55 UTC | 6h 35m |
| 2026-05-22 | EDW64G | ZRH → CMB | May 22, 20:00 UTC | May 23, 04:30 UTC | 8h 29m |
| 2026-05-22 | EDW71 | MRU → ZRH | May 22, 14:05 UTC | May 22, 17:55 UTC | 3h 50m |
| 2026-05-21 | EDW71 | MRU → ZRH | May 21, 20:50 UTC | May 22, 17:55 UTC | 21h 5m |
| 2026-05-21 | EDW71 | MRU → ZRH | May 21, 18:50 UTC | May 22, 17:55 UTC | 23h 5m |
| 2026-05-21 | EDW38T | LIR → ZRH | May 21, 03:35 UTC | May 21, 13:50 UTC | 10h 15m |
| 2026-05-20 | EDW38 | ZRH → SJO | May 20, 12:15 UTC | May 20, 23:05 UTC | 10h 50m |
| 2026-05-19 | EDW11K | YVR → ZRH | May 19, 23:55 UTC | May 20, 09:20 UTC | 9h 26m |
| 2026-05-19 | EDW10K | ZRH → YVR | May 19, 12:05 UTC | May 19, 21:35 UTC | 9h 30m |
| 2026-05-19 | EDW11K | YVR → ZRH | May 19, 00:00 UTC | May 19, 09:30 UTC | 9h 30m |
| 2026-05-18 | EDW10K | ZRH → YVR | May 18, 12:15 UTC | May 18, 21:45 UTC | 9h 29m |
| 2026-05-17 | EDW3A | LAS → ZRH | May 17, 02:30 UTC | May 17, 12:20 UTC | 9h 50m |
| 2026-05-16 | EDW2M | ZRH → LAS | May 16, 12:25 UTC | May 16, 23:15 UTC | 10h 50m |
| 2026-05-16 | EDW35Y | PUJ → ZRH | May 16, 06:45 UTC | May 16, 08:16 UTC | 1h 30m |
| 2026-05-15 | EDW34N | ZRH → PUJ | May 15, 12:10 UTC | May 15, 20:35 UTC | 8h 24m |
| 2026-05-15 | EDW11K | YVR → ZRH | May 15, 00:05 UTC | May 15, 09:10 UTC | 9h 5m |
| 2026-05-14 | EDW10K | ZRH → YVR | May 14, 12:15 UTC | May 14, 22:00 UTC | 9h 45m |
| 2026-05-09 | EDW67 | MLE → ZRH | May 9, 20:49 UTC | May 10, 16:25 UTC | 19h 35m |
| 2026-05-09 | EDW67 | MLE → ZRH | May 9, 19:14 UTC | May 10, 16:25 UTC | 21h 10m |
| 2026-05-09 | EDW65V | CMB → ZRH | May 9, 05:25 UTC | May 9, 15:30 UTC | 10h 5m |
| 2026-05-08 | EDW64G | ZRH → CMB | May 8, 17:35 UTC | May 9, 02:20 UTC | 8h 45m |
| 2026-05-07 | EDW67 | MLE → ZRH | May 7, 21:10 UTC | May 8, 15:10 UTC | 18h 0m |
| 2026-05-07 | EDW67 | MLE → ZRH | May 7, 18:50 UTC | May 8, 15:10 UTC | 20h 20m |
| 2026-05-07 | EDW67 | MLE → ZRH | May 7, 18:10 UTC | May 8, 15:10 UTC | 21h 0m |
| 2026-05-07 | EDW38T | LIR → ZRH | May 7, 05:40 UTC | May 7, 14:25 UTC | 8h 45m |
| 2026-05-06 | EDW38 | ZRH → SJO | May 6, 12:20 UTC | May 7, 06:00 UTC | 17h 39m |
| 2026-05-06 | EDW35Y | PUJ → ZRH | May 6, 06:50 UTC | May 6, 08:20 UTC | 1h 30m |
| 2026-05-05 | EDW34N | ZRH → PUJ | May 5, 12:20 UTC | May 5, 21:10 UTC | 8h 50m |
| 2026-05-05 | EDW38T | LIR → ZRH | May 5, 00:15 UTC | May 5, 10:00 UTC | 9h 45m |
| 2026-05-04 | EDW38 | ZRH → SJO | May 4, 07:30 UTC | May 4, 18:20 UTC | 10h 50m |
| 2026-05-02 | EDW78 | ZRH → JRO | May 2, 20:50 UTC | May 3, 00:01 UTC | 3h 10m |
| 2026-05-02 | EDW65V | CMB → ZRH | May 2, 06:50 UTC | May 2, 16:55 UTC | 10h 5m |
| 2026-05-01 | EDW64G | ZRH → CMB | May 1, 19:30 UTC | May 2, 04:30 UTC | 9h 0m |
| 2026-04-30 | EDW67 | MLE → ZRH | Apr 30, 23:20 UTC | May 1, 17:20 UTC | 18h 0m |
| 2026-04-30 | EDW67 | MLE → ZRH | Apr 30, 20:50 UTC | May 1, 17:20 UTC | 20h 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.
Prefer a tail-number view? See the HB-IHF page for operator, model, and routing details .