sensors Mode-S transponder
440C5A
ICAO 24-bit transponder address · allocated to Austria
Currently assigned to OE-LFD · BOEING 747-8
- Hex
- 440C5A
- Octal
- 21006132
- Decimal
- 4,459,610
- Country
- AT
- Tail
- OE-LFD
- Type
- B748
- Flights observed
- 185
- Distinct callsigns
- 10
- Country
- AT
- Last broadcast
- 14h ago
Last known position
Country allocation
The ICAO 24-bit address 440C5A falls within the block assigned to Austria (AT) by ICAO Annex 10, Volume III. Every aircraft registered in Austria 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 10 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| ABB871 | - | 64 | 2026-07-17 |
| ABB870 | - | 52 | 2026-07-16 |
| ABB864 | - | 18 | 2026-07-10 |
| ABB886 | - | 17 | 2026-07-04 |
| ABB885 | - | 12 | 2026-07-03 |
| ABB863 | - | 12 | 2026-07-09 |
| ABB320P | - | 5 | 2026-07-10 |
| ABB861 | Business Aviation | 2 | 2026-05-06 |
| ABB860 | Business Aviation | 2 | 2026-05-05 |
| ABB862 | Business Aviation | 1 | 2026-05-07 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-17 | ABB871 | - | Jul 17, 07:14 UTC | Jul 17, 11:45 UTC | 4h 30m |
| 2026-07-16 | ABB870 | - | Jul 16, 04:20 UTC | Jul 16, 08:10 UTC | 3h 50m |
| 2026-07-15 | ABB871 | - | Jul 15, 12:05 UTC | Jul 15, 16:50 UTC | 4h 45m |
| 2026-07-14 | ABB871 | - | Jul 14, 14:35 UTC | Jul 15, 13:20 UTC | 22h 44m |
| 2026-07-14 | ABB870 | - | Jul 14, 12:40 UTC | Jul 15, 12:30 UTC | 23h 49m |
| 2026-07-14 | ABB871 | - | Jul 14, 03:25 UTC | Jul 14, 08:00 UTC | 4h 35m |
| 2026-07-13 | ABB871 | - | Jul 13, 06:35 UTC | Jul 14, 06:30 UTC | 23h 55m |
| 2026-07-13 | ABB870 | - | Jul 13, 04:35 UTC | Jul 14, 04:30 UTC | 23h 55m |
| 2026-07-13 | ABB870 | - | Jul 13, 04:25 UTC | Jul 13, 08:20 UTC | 3h 55m |
| 2026-07-11 | ABB871 | - | Jul 11, 10:55 UTC | Jul 12, 06:20 UTC | 19h 25m |
| 2026-07-11 | ABB871 | - | Jul 11, 08:35 UTC | Jul 12, 06:20 UTC | 21h 45m |
| 2026-07-11 | ABB870 | - | Jul 11, 07:00 UTC | Jul 12, 06:20 UTC | 23h 20m |
| 2026-07-10 | ABB320P | - | Jul 10, 09:35 UTC | Jul 10, 09:55 UTC | 20m |
| 2026-07-10 | ABB864 | - | Jul 10, 02:30 UTC | Jul 10, 07:05 UTC | 4h 35m |
| 2026-07-09 | ABB864 | - | Jul 9, 04:35 UTC | Jul 10, 03:50 UTC | 23h 15m |
| 2026-07-09 | ABB863 | - | Jul 9, 02:35 UTC | Jul 10, 02:30 UTC | 23h 55m |
| 2026-07-09 | ABB863 | - | Jul 9, 02:05 UTC | Jul 9, 05:55 UTC | 3h 50m |
| 2026-07-08 | ABB864 | - | Jul 8, 18:00 UTC | Jul 8, 22:25 UTC | 4h 25m |
| 2026-07-07 | ABB864 | - | Jul 7, 22:35 UTC | Jul 8, 22:25 UTC | 23h 50m |
| 2026-07-07 | ABB864 | - | Jul 7, 20:35 UTC | Jul 8, 20:30 UTC | 23h 55m |
| 2026-07-07 | ABB863 | - | Jul 7, 18:50 UTC | Jul 8, 18:30 UTC | 23h 40m |
| 2026-07-07 | ABB871 | - | Jul 7, 11:35 UTC | Jul 7, 16:05 UTC | 4h 30m |
| 2026-07-06 | ABB871 | - | Jul 6, 14:35 UTC | Jul 7, 14:30 UTC | 23h 55m |
| 2026-07-06 | ABB870 | - | Jul 6, 13:05 UTC | Jul 7, 12:30 UTC | 23h 25m |
| 2026-07-06 | ABB871 | - | Jul 6, 04:55 UTC | Jul 6, 09:25 UTC | 4h 30m |
| 2026-07-05 | ABB871 | - | Jul 5, 08:35 UTC | Jul 6, 08:30 UTC | 23h 55m |
| 2026-07-05 | ABB870 | - | Jul 5, 06:35 UTC | Jul 6, 06:05 UTC | 23h 30m |
| 2026-07-04 | ABB886 | - | Jul 4, 14:45 UTC | Jul 4, 19:25 UTC | 4h 40m |
| 2026-07-03 | ABB886 | - | Jul 3, 18:35 UTC | Jul 4, 18:30 UTC | 23h 55m |
| 2026-07-03 | ABB885 | - | Jul 3, 16:35 UTC | Jul 4, 15:55 UTC | 23h 20m |
| 2026-07-03 | ABB885 | - | Jul 3, 16:10 UTC | Jul 3, 20:00 UTC | 3h 50m |
| 2026-07-03 | ABB871 | - | Jul 3, 07:15 UTC | Jul 3, 11:55 UTC | 4h 40m |
| 2026-07-02 | ABB871 | - | Jul 2, 11:40 UTC | Jul 3, 10:30 UTC | 22h 50m |
| 2026-07-02 | ABB870 | - | Jul 2, 08:35 UTC | Jul 3, 08:30 UTC | 23h 55m |
| 2026-07-02 | ABB870 | - | Jul 2, 07:50 UTC | Jul 2, 11:50 UTC | 4h 0m |
| 2026-07-02 | ABB871 | - | Jul 2, 00:10 UTC | Jul 2, 04:35 UTC | 4h 25m |
| 2026-07-01 | ABB871 | - | Jul 1, 00:35 UTC | Jul 2, 00:30 UTC | 23h 55m |
| 2026-06-30 | ABB870 | - | Jun 30, 20:40 UTC | Jul 1, 00:45 UTC | 4h 5m |
| 2026-06-30 | ABB871 | - | Jun 30, 13:45 UTC | Jun 30, 18:00 UTC | 4h 15m |
| 2026-06-29 | ABB870 | - | Jun 29, 14:34 UTC | Jun 30, 14:30 UTC | 23h 56m |
| 2026-06-29 | ABB870 | - | Jun 29, 13:24 UTC | Jun 29, 16:19 UTC | 2h 55m |
| 2026-06-29 | ABB320P | - | Jun 29, 09:50 UTC | Jun 29, 10:15 UTC | 25m |
| 2026-06-09 | ABB320P | BRU → CDG | Jun 9, 12:15 UTC | Jun 9, 12:45 UTC | 30m |
| 2026-06-09 | ABB871 | - | Jun 9, 04:10 UTC | Jun 9, 08:40 UTC | 4h 30m |
| 2026-06-08 | ABB871 | - | Jun 8, 09:20 UTC | Jun 9, 08:30 UTC | 23h 10m |
| 2026-06-08 | ABB870 | - | Jun 8, 06:35 UTC | Jun 9, 05:25 UTC | 22h 50m |
| 2026-06-08 | ABB870 | - | Jun 8, 05:45 UTC | Jun 9, 04:30 UTC | 22h 45m |
| 2026-06-07 | ABB864 | - | Jun 7, 12:20 UTC | Jun 7, 17:00 UTC | 4h 40m |
| 2026-06-06 | ABB864 | - | Jun 6, 16:34 UTC | Jun 7, 16:30 UTC | 23h 55m |
| 2026-06-06 | ABB864 | - | Jun 6, 14:34 UTC | Jun 7, 13:35 UTC | 23h 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.
Prefer a tail-number view? See the OE-LFD page for operator, model, and routing details .