sensors Mode-S transponder

4401EA

ICAO 24-bit transponder address · allocated to Austria

Currently assigned to OE-IHD · AIRBUS A-320

Hex
4401EA
Octal
21000752
Decimal
4,456,938
Country
AT
Tail
OE-IHD
Type
A320
No current signal · last broadcast 15h ago
Flights observed
167
Distinct callsigns
2
Country
AT
Last broadcast
15h ago

Last known position

Most recent position reported by Mode-S 4401EA.

Country allocation

The ICAO 24-bit address 4401EA 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 2 distinct

Callsign Airline Flights Last seen
JTY52W - 166 2026-07-17
EJU64BU easyJet Europe 1 2026-05-02

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-17 JTY52W - Jul 17, 11:35 UTCJul 17, 12:19 UTC45m
2026-07-17 JTY52W NCE → TLN Jul 17, 10:00 UTCJul 17, 10:30 UTC30m
2026-07-16 JTY52W - Jul 16, 07:45 UTCJul 16, 12:05 UTC4h 20m
2026-07-15 JTY52W - Jul 15, 16:30 UTCJul 15, 18:25 UTC1h 55m
2026-07-15 JTY52W IBZ → JMK Jul 15, 12:50 UTCJul 15, 15:30 UTC2h 40m
2026-07-14 JTY52W - Jul 14, 12:50 UTCJul 14, 14:45 UTC1h 55m
2026-07-14 JTY52W - Jul 14, 10:45 UTCJul 14, 11:30 UTC45m
2026-07-13 JTY52W ISL → MUC Jul 13, 16:40 UTCJul 13, 19:15 UTC2h 35m
2026-07-12 JTY52W ATH → ISL Jul 12, 15:30 UTCJul 12, 16:30 UTC1h 0m
2026-07-12 JTY52W - Jul 12, 11:15 UTCJul 12, 14:10 UTC2h 55m
2026-07-12 JTY52W - Jul 12, 08:35 UTCJul 12, 09:55 UTC1h 20m
2026-07-11 JTY52W LCG → FAB Jul 11, 14:25 UTCJul 11, 16:05 UTC1h 40m
2026-07-11 JTY52W - Jul 11, 10:40 UTCJul 11, 13:25 UTC2h 45m
2026-07-11 JTY52W - Jul 11, 08:01 UTCJul 11, 08:30 UTC30m
2026-07-10 JTY52W - Jul 10, 15:15 UTCJul 10, 16:10 UTC55m
2026-07-10 JTY52W - Jul 10, 11:00 UTCJul 10, 12:25 UTC1h 25m
2026-07-10 JTY52W - Jul 10, 09:00 UTCJul 10, 09:25 UTC25m
2026-07-09 JTY52W - Jul 9, 16:20 UTCJul 9, 17:40 UTC1h 20m
2026-07-09 JTY52W - Jul 9, 13:15 UTCJul 9, 15:05 UTC1h 50m
2026-07-08 JTY52W - Jul 8, 15:00 UTCJul 8, 15:40 UTC40m
2026-07-08 JTY52W - Jul 8, 11:30 UTCJul 8, 13:55 UTC2h 25m
2026-07-07 JTY52W - Jul 7, 14:20 UTCJul 7, 15:25 UTC1h 5m
2026-07-07 JTY52W - Jul 7, 09:40 UTCJul 7, 13:00 UTC3h 20m
2026-07-07 JTY52W MRS → FAB Jul 7, 06:00 UTCJul 7, 07:40 UTC1h 40m
2026-07-06 JTY52W - Jul 6, 09:45 UTCJul 6, 11:40 UTC1h 55m
2026-07-06 JTY52W ZRH → BUD Jul 6, 06:35 UTCJul 6, 07:55 UTC1h 20m
2026-07-05 JTY52W - Jul 5, 13:25 UTCJul 5, 16:35 UTC3h 10m
2026-07-05 JTY52W - Jul 5, 09:25 UTCJul 5, 11:30 UTC2h 5m
2026-07-04 JTY52W - Jul 4, 09:05 UTCJul 4, 11:40 UTC2h 35m
2026-07-03 JTY52W JMK → LCG Jul 3, 13:00 UTCJul 3, 17:05 UTC4h 5m
2026-07-03 JTY52W IBZ → JMK Jul 3, 09:05 UTCJul 3, 11:55 UTC2h 50m
2026-07-02 JTY52W - Jul 2, 11:45 UTCJul 2, 13:35 UTC1h 50m
2026-07-02 JTY52W MAD → LBG Jul 2, 08:40 UTCJul 2, 10:25 UTC1h 45m
2026-07-01 JTY52W - Jul 1, 11:40 UTCJul 1, 14:30 UTC2h 50m
2026-07-01 JTY52W - Jul 1, 06:55 UTCJul 1, 08:55 UTC2h 0m
2026-06-26 JTY52W - Jun 26, 13:49 UTCJun 26, 14:50 UTC1h 0m
2026-06-26 JTY52W NCE → WMI Jun 26, 11:05 UTCJun 26, 12:59 UTC1h 55m
2026-06-26 JTY52W - Jun 26, 09:24 UTCJun 26, 10:15 UTC50m
2026-06-25 JTY52W - Jun 25, 16:45 UTCJun 25, 19:54 UTC3h 10m
2026-06-25 JTY52W - Jun 25, 12:10 UTCJun 25, 15:50 UTC3h 40m
2026-06-24 JTY52W - Jun 24, 19:20 UTCJun 24, 20:14 UTC55m
2026-06-24 JTY52W - Jun 24, 16:24 UTCJun 24, 18:34 UTC2h 10m
2026-06-24 JTY52W - Jun 24, 10:14 UTCJun 24, 14:55 UTC4h 40m
2026-06-23 JTY52W ATH → LCA Jun 23, 15:59 UTCJun 23, 17:25 UTC1h 25m
2026-06-23 JTY52W IBZ → ATH Jun 23, 09:29 UTCJun 23, 12:05 UTC2h 35m
2026-06-22 JTY52W - Jun 22, 09:10 UTCJun 22, 12:25 UTC3h 15m
2026-06-22 JTY52W - Jun 22, 06:54 UTCJun 22, 08:04 UTC1h 10m
2026-06-21 JTY52W - Jun 21, 12:10 UTCJun 21, 16:10 UTC4h 0m
2026-06-21 JTY52W SKG → LBG Jun 21, 06:55 UTCJun 21, 09:44 UTC2h 50m
2026-06-20 JTY52W BCN → SKG Jun 20, 10:25 UTCJun 20, 12:50 UTC2h 25m

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

Mode-S 4401EA frequently asked

What is Mode-S code 4401EA?
4401EA is an ICAO 24-bit transponder address. Allocated to Austria. Assigned to OE-IHD.
Where is Mode-S 4401EA registered?
Mode-S code 4401EA is allocated to Austria (AT). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 4401EA broadcasting right now?
No active broadcast right now. Last signal was 15h ago.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 4401EA, octal 21000752, decimal 4,456,938.
What flights does 4401EA operate?
Mode-S 4401EA has broadcast 2 distinct callsigns, including JTY52W, EJU64BU.