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
- 122
- 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 | - | 44 | 2026-05-31 |
| ABB870 | - | 36 | 2026-05-30 |
| ABB886 | Business Aviation | 13 | 2026-06-01 |
| ABB885 | - | 8 | 2026-05-31 |
| ABB864 | - | 8 | 2026-05-25 |
| ABB863 | - | 7 | 2026-06-02 |
| ABB861 | Business Aviation | 2 | 2026-05-06 |
| ABB860 | Business Aviation | 2 | 2026-05-05 |
| ABB862 | Business Aviation | 1 | 2026-05-07 |
| ABB320P | Business Aviation | 1 | 2026-04-23 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-06-02 | ABB863 | - | Jun 2, 06:10 UTC | Jun 2, 10:10 UTC | 4h 0m |
| 2026-06-01 | ABB886 | NQZ → CTU | Jun 1, 14:40 UTC | Jun 1, 19:15 UTC | 4h 35m |
| 2026-05-31 | ABB886 | NQZ → CTU | May 31, 18:35 UTC | Jun 1, 18:30 UTC | 23h 55m |
| 2026-05-31 | ABB885 | - | May 31, 16:35 UTC | Jun 1, 16:30 UTC | 23h 55m |
| 2026-05-31 | ABB871 | - | May 31, 08:25 UTC | May 31, 12:30 UTC | 4h 5m |
| 2026-05-30 | ABB871 | - | May 30, 12:45 UTC | May 31, 12:30 UTC | 23h 45m |
| 2026-05-30 | ABB870 | - | May 30, 10:35 UTC | May 31, 10:30 UTC | 23h 55m |
| 2026-05-30 | ABB870 | - | May 30, 09:25 UTC | May 31, 08:30 UTC | 23h 5m |
| 2026-05-29 | ABB871 | - | May 29, 04:05 UTC | May 29, 08:45 UTC | 4h 40m |
| 2026-05-28 | ABB871 | - | May 28, 08:40 UTC | May 29, 08:30 UTC | 23h 50m |
| 2026-05-28 | ABB870 | - | May 28, 06:35 UTC | May 29, 06:30 UTC | 23h 55m |
| 2026-05-28 | ABB870 | - | May 28, 05:25 UTC | May 29, 04:30 UTC | 23h 5m |
| 2026-05-27 | ABB871 | - | May 27, 14:35 UTC | May 27, 19:05 UTC | 4h 30m |
| 2026-05-26 | ABB871 | - | May 26, 19:20 UTC | May 27, 18:30 UTC | 23h 10m |
| 2026-05-26 | ABB870 | - | May 26, 15:39 UTC | May 26, 19:50 UTC | 4h 10m |
| 2026-05-26 | ABB871 | - | May 26, 06:44 UTC | May 26, 11:05 UTC | 4h 20m |
| 2026-05-25 | ABB871 | - | May 25, 11:15 UTC | May 26, 10:29 UTC | 23h 15m |
| 2026-05-25 | ABB870 | - | May 25, 08:35 UTC | May 26, 07:55 UTC | 23h 20m |
| 2026-05-25 | ABB870 | - | May 25, 07:45 UTC | May 25, 11:55 UTC | 4h 10m |
| 2026-05-25 | ABB864 | - | May 25, 02:10 UTC | May 25, 04:30 UTC | 2h 20m |
| 2026-05-23 | ABB863 | - | May 23, 20:30 UTC | May 24, 00:40 UTC | 4h 10m |
| 2026-05-23 | ABB886 | NQZ → CTU | May 23, 11:05 UTC | May 23, 15:20 UTC | 4h 15m |
| 2026-05-22 | ABB886 | NQZ → CTU | May 22, 16:35 UTC | May 23, 15:20 UTC | 22h 44m |
| 2026-05-22 | ABB886 | NQZ → CTU | May 22, 14:35 UTC | May 23, 14:30 UTC | 23h 55m |
| 2026-05-22 | ABB885 | - | May 22, 12:40 UTC | May 23, 12:15 UTC | 23h 34m |
| 2026-05-22 | ABB871 | - | May 22, 04:35 UTC | May 22, 08:50 UTC | 4h 15m |
| 2026-05-21 | ABB871 | - | May 21, 09:25 UTC | May 22, 08:30 UTC | 23h 5m |
| 2026-05-21 | ABB870 | - | May 21, 06:35 UTC | May 22, 05:40 UTC | 23h 5m |
| 2026-05-21 | ABB870 | - | May 21, 05:50 UTC | May 21, 10:05 UTC | 4h 15m |
| 2026-05-20 | ABB871 | - | May 20, 13:40 UTC | May 20, 18:00 UTC | 4h 20m |
| 2026-05-19 | ABB871 | - | May 19, 18:55 UTC | May 20, 18:00 UTC | 23h 6m |
| 2026-05-19 | ABB871 | - | May 19, 16:35 UTC | May 20, 16:30 UTC | 23h 56m |
| 2026-05-19 | ABB870 | - | May 19, 14:55 UTC | May 20, 14:30 UTC | 23h 36m |
| 2026-05-19 | ABB871 | - | May 19, 07:05 UTC | May 19, 11:25 UTC | 4h 20m |
| 2026-05-18 | ABB871 | - | May 18, 10:35 UTC | May 19, 10:30 UTC | 23h 54m |
| 2026-05-18 | ABB870 | - | May 18, 08:35 UTC | May 19, 08:15 UTC | 23h 39m |
| 2026-05-18 | ABB870 | - | May 18, 08:20 UTC | May 18, 12:30 UTC | 4h 10m |
| 2026-05-18 | ABB864 | - | May 18, 00:15 UTC | May 18, 04:40 UTC | 4h 25m |
| 2026-05-16 | ABB863 | - | May 16, 19:20 UTC | May 16, 21:45 UTC | 2h 25m |
| 2026-05-15 | ABB871 | - | May 15, 04:30 UTC | May 15, 08:50 UTC | 4h 20m |
| 2026-05-14 | ABB871 | - | May 14, 09:25 UTC | May 15, 08:30 UTC | 23h 5m |
| 2026-05-14 | ABB870 | - | May 14, 06:35 UTC | May 15, 06:30 UTC | 23h 55m |
| 2026-05-14 | ABB870 | - | May 14, 05:45 UTC | May 15, 04:30 UTC | 22h 45m |
| 2026-05-13 | ABB871 | - | May 13, 12:10 UTC | May 13, 16:45 UTC | 4h 35m |
| 2026-05-12 | ABB871 | - | May 12, 17:10 UTC | May 13, 16:30 UTC | 23h 20m |
| 2026-05-12 | ABB870 | - | May 12, 14:35 UTC | May 13, 14:30 UTC | 23h 55m |
| 2026-05-12 | ABB870 | - | May 12, 13:45 UTC | May 13, 12:30 UTC | 22h 45m |
| 2026-05-12 | ABB871 | - | May 12, 04:05 UTC | May 12, 08:40 UTC | 4h 35m |
| 2026-05-11 | ABB871 | - | May 11, 08:55 UTC | May 12, 08:30 UTC | 23h 36m |
| 2026-05-11 | ABB870 | - | May 11, 06:35 UTC | May 12, 05:20 UTC | 22h 45m |
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 .