sensors Mode-S transponder

440DAF

ICAO 24-bit transponder address · allocated to Austria

Currently assigned to OE-IDU · AIRBUS A-320

Hex
440DAF
Octal
21006657
Decimal
4,459,951
Country
AT
Tail
OE-IDU
Type
A320
Transponder active on ground
Flights observed
477
Distinct callsigns
20
Country
AT
Last broadcast
7h ago

Last known position

Most recent position reported by Mode-S 440DAF.

Country allocation

The ICAO 24-bit address 440DAF 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 20 distinct

Callsign Airline Flights Last seen
EJU57QA - 10 2026-06-26
EJU67GK - 9 2026-07-11
EJU59TY - 9 2026-07-11
EJU12TM - 9 2026-07-11
EJU75FP - 8 2026-06-28
EJU97VT - 7 2026-06-26
EJU95BW - 7 2026-06-26
EJU83ZK - 7 2026-07-11
EJU81TJ - 7 2026-06-26
EJU54WH - 7 2026-06-07
EJU65YE easyJet Europe 6 2026-06-08
EJU32GK - 6 2026-07-01
EJU15PC easyJet Europe 6 2026-06-08
EJU96ND - 5 2026-07-12
EJU95BR easyJet Europe 5 2026-06-08
EJU79XD - 5 2026-07-12
EJU7690 easyJet Europe 5 2026-06-02
EJU74EF - 5 2026-06-28
EJU71KT easyJet Europe 5 2026-04-28
EJU69VE - 5 2026-06-28

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-14 EJU78LB - Jul 14, 17:55 UTCJul 14, 21:35 UTC3h 40m
2026-07-14 EJU78LB - Jul 14, 16:55 UTCJul 14, 17:00 UTC5m
2026-07-14 EJU5333 - Jul 14, 14:00 UTCJul 14, 16:10 UTC2h 10m
2026-07-14 EJU93DL - Jul 14, 11:05 UTCJul 14, 12:55 UTC1h 50m
2026-07-14 EJU5052 - Jul 14, 07:35 UTCJul 14, 09:25 UTC1h 50m
2026-07-14 EJU83RT - Jul 14, 04:20 UTCJul 14, 06:00 UTC1h 40m
2026-07-13 EJU94YN NCE → BER Jul 13, 18:55 UTCJul 13, 20:30 UTC1h 35m
2026-07-13 EJU41DH - Jul 13, 16:15 UTCJul 13, 18:00 UTC1h 45m
2026-07-13 EJU83GC - Jul 13, 13:20 UTCJul 13, 14:40 UTC1h 20m
2026-07-13 EJU12AH - Jul 13, 10:35 UTCJul 13, 12:00 UTC1h 25m
2026-07-13 EJU12QE SKG → BER Jul 13, 07:05 UTCJul 13, 09:15 UTC2h 10m
2026-07-13 EJU5027 BER → SKG Jul 13, 04:05 UTCJul 13, 06:10 UTC2h 5m
2026-07-12 EJU5080 - Jul 12, 19:50 UTCJul 12, 21:35 UTC1h 45m
2026-07-12 EJU96ND - Jul 12, 17:15 UTCJul 12, 18:50 UTC1h 35m
2026-07-12 EJU38DP - Jul 12, 13:20 UTCJul 12, 16:15 UTC2h 55m
2026-07-12 EJU79XD - Jul 12, 09:40 UTCJul 12, 12:20 UTC2h 40m
2026-07-12 EJU85UF ZRH → BER Jul 12, 06:50 UTCJul 12, 08:01 UTC1h 10m
2026-07-12 EJU36CL - Jul 12, 04:10 UTCJul 12, 05:20 UTC1h 10m
2026-07-11 EJU67GK - Jul 11, 16:45 UTCJul 11, 19:30 UTC2h 45m
2026-07-11 EJU83ZK - Jul 11, 12:50 UTCJul 11, 15:25 UTC2h 35m
2026-07-11 EJU12TM - Jul 11, 08:01 UTCJul 11, 10:15 UTC2h 15m
2026-07-11 EJU59TY - Jul 11, 04:25 UTCJul 11, 06:50 UTC2h 25m
2026-07-10 EJU34BQ LGW → BER Jul 10, 19:30 UTCJul 10, 20:50 UTC1h 20m
2026-07-10 EJU82DY BER → LGW Jul 10, 16:15 UTCJul 10, 18:00 UTC1h 45m
2026-07-10 EJU98TC - Jul 10, 12:45 UTCJul 10, 15:05 UTC2h 20m
2026-07-10 EJU92KA - Jul 10, 09:30 UTCJul 10, 11:30 UTC2h 0m
2026-07-10 EJU32JG - Jul 10, 06:45 UTCJul 10, 08:05 UTC1h 20m
2026-07-10 EJU95ZD BER → CDG Jul 10, 04:15 UTCJul 10, 05:40 UTC1h 25m
2026-07-09 EJU12TM - Jul 9, 07:40 UTCJul 9, 10:20 UTC2h 40m
2026-07-09 EJU59TY - Jul 9, 04:05 UTCJul 9, 06:30 UTC2h 25m
2026-07-08 EJU34BQ LGW → BER Jul 8, 19:50 UTCJul 8, 21:10 UTC1h 20m
2026-07-08 EJU82DY - Jul 8, 16:45 UTCJul 8, 18:10 UTC1h 25m
2026-07-08 EJU42JF BOD → BER Jul 8, 13:45 UTCJul 8, 15:50 UTC2h 5m
2026-07-08 EJU41JU BER → BOD Jul 8, 11:05 UTCJul 8, 12:50 UTC1h 45m
2026-07-08 EJU12QE SKG → BER Jul 8, 07:40 UTCJul 8, 10:00 UTC2h 20m
2026-07-08 EJU5027 - Jul 8, 04:25 UTCJul 8, 06:15 UTC1h 50m
2026-07-07 EJU37DJ GVA → BER Jul 7, 19:25 UTCJul 7, 20:50 UTC1h 25m
2026-07-07 EJU95JF - Jul 7, 16:50 UTCJul 7, 18:10 UTC1h 20m
2026-07-07 EJU92RE EDI → BER Jul 7, 14:10 UTCJul 7, 15:50 UTC1h 40m
2026-07-07 EJU5001 - Jul 7, 11:15 UTCJul 7, 13:20 UTC2h 5m
2026-07-07 EJU12QE SKG → BER Jul 7, 07:55 UTCJul 7, 10:15 UTC2h 20m
2026-07-07 EJU5027 BER → SKG Jul 7, 04:45 UTCJul 7, 06:50 UTC2h 5m
2026-07-06 EJU94YN NCE → BER Jul 6, 19:05 UTCJul 6, 20:55 UTC1h 50m
2026-07-06 EJU41DH BER → NCE Jul 6, 16:30 UTCJul 6, 18:05 UTC1h 35m
2026-07-06 EJU83GC - Jul 6, 14:10 UTCJul 6, 15:35 UTC1h 25m
2026-07-06 EJU12AH - Jul 6, 11:25 UTCJul 6, 12:40 UTC1h 15m
2026-07-06 EJU46EK NCE → BER Jul 6, 08:55 UTCJul 6, 10:35 UTC1h 40m
2026-07-06 EJU18TF BER → NCE Jul 6, 05:35 UTCJul 6, 07:20 UTC1h 45m
2026-07-05 EJU84GR CDG → BER Jul 5, 19:25 UTCJul 5, 20:40 UTC1h 15m
2026-07-05 EJU51HZ - Jul 5, 17:00 UTCJul 5, 18:20 UTC1h 20m

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-IDU page for operator, model, and routing details .

Mode-S 440DAF frequently asked

What is Mode-S code 440DAF?
440DAF is an ICAO 24-bit transponder address. Allocated to Austria. Assigned to OE-IDU.
Where is Mode-S 440DAF registered?
Mode-S code 440DAF is allocated to Austria (AT). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 440DAF broadcasting right now?
Mode-S 440DAF is currently broadcasting from the ground.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 440DAF, octal 21006657, decimal 4,459,951.
What flights does 440DAF operate?
Mode-S 440DAF has broadcast 20 distinct callsigns, including EJU57QA, EJU67GK, EJU59TY, EJU12TM, EJU75FP.