sensors Mode-S transponder

8963A3

ICAO 24-bit transponder address · allocated to United Arab Emirates

Currently assigned to A6-EFS · BOEING 777-200LR

Hex
8963A3
Octal
42261643
Decimal
9,003,939
Country
AE
Tail
A6-EFS
Type
B77L
No current signal · last broadcast Jul 26, 22:45 UTC
Flights observed
261
Distinct callsigns
20
Country
AE
Last broadcast
Jul 26, 22:45 UTC

Last known position

Most recent position reported by Mode-S 8963A3.

Country allocation

The ICAO 24-bit address 8963A3 falls within the block assigned to United Arab Emirates (AE) by ICAO Annex 10, Volume III. Every aircraft registered in United Arab Emirates 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
UAE9616 - 13 2026-07-12
UAE9917 - 9 2026-07-14
UAE9873 Emirates 9 2026-06-10
UAE9827 - 9 2026-07-13
UAE9656 - 8 2026-05-08
UAE9655 - 7 2026-05-07
UAE9936 Emirates 6 2026-07-21
UAE9935 - 6 2026-07-19
UAE9922 Emirates 6 2026-06-04
UAE9871 Emirates 6 2026-05-14
UAE9861 Emirates 6 2026-06-07
UAE37N - 6 2026-07-15
UAE9988 Emirates 5 2026-07-26
UAE9921 - 5 2026-07-10
UAE9806 - 5 2026-05-15
UAE9618 - 5 2026-04-22
UAE9987 Emirates 4 2026-07-25
UAE9944 Emirates 4 2026-06-06
UAE9943 Emirates 4 2026-06-05
UAE9890 - 4 2026-06-24

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-26 UAE9816 DWC → AMD Jul 26, 13:45 UTCJul 26, 22:45 UTC9h 0m
2026-07-26 UAE9816 DWC → AMD Jul 26, 12:20 UTCJul 26, 12:50 UTC30m
2026-07-26 UAE9988 ORD → DWC Jul 26, 08:45 UTCJul 26, 09:15 UTC30m
2026-07-25 UAE9988 ORD → DWC Jul 25, 20:05 UTCJul 26, 08:40 UTC12h 36m
2026-07-25 UAE9987 AMS → ORD Jul 25, 07:45 UTCJul 25, 16:05 UTC8h 20m
2026-07-24 UAE9987 AMS → ORD Jul 24, 22:55 UTCJul 25, 05:50 UTC6h 55m
2026-07-24 UAE9791 HKG → DWC Jul 24, 09:55 UTCJul 24, 10:15 UTC20m
2026-07-24 UAE9791 HKG → DWC Jul 24, 05:00 UTCJul 24, 08:55 UTC3h 55m
2026-07-24 UAE9791 HKG → DWC Jul 24, 03:15 UTCJul 24, 03:25 UTC10m
2026-07-24 UAE9790 DWC → DWC Jul 24, 00:50 UTCJul 24, 01:20 UTC30m
2026-07-23 UAE9790 DWC → DWC Jul 23, 17:50 UTCJul 23, 23:10 UTC5h 20m
2026-07-23 UAE9801 DXB → JED Jul 23, 04:25 UTCJul 23, 12:10 UTC7h 45m
2026-07-22 UAE9800 - Jul 22, 22:20 UTCJul 23, 00:55 UTC2h 35m
2026-07-22 UAE9800 DWC → DWC Jul 22, 15:40 UTCJul 22, 16:05 UTC25m
2026-07-22 UAE9741 BEY → DWC Jul 22, 03:50 UTCJul 22, 12:50 UTC9h 0m
2026-07-21 UAE9750 - Jul 21, 14:35 UTCJul 21, 15:05 UTC30m
2026-07-21 UAE9936 JFK → AMS Jul 21, 04:05 UTCJul 21, 10:35 UTC6h 30m
2026-07-20 UAE9936 JFK → AMS Jul 20, 16:20 UTCJul 21, 01:35 UTC9h 14m
2026-07-20 UAE6MR IAH → FRA Jul 20, 10:45 UTCJul 20, 12:35 UTC1h 50m
2026-07-19 UAE9935 - Jul 19, 19:30 UTCJul 20, 06:30 UTC11h 0m
2026-07-19 UAE9935 - Jul 19, 01:15 UTCJul 19, 17:15 UTC16h 0m
2026-07-18 UAE9889 - Jul 18, 15:00 UTCJul 19, 14:45 UTC23h 45m
2026-07-18 UAE9889 - Jul 18, 10:10 UTCJul 19, 04:30 UTC18h 20m
2026-07-18 UAE9831 - Jul 18, 00:39 UTCJul 18, 04:20 UTC3h 41m
2026-07-17 UAE9831 - Jul 17, 22:55 UTCJul 17, 23:10 UTC15m
2026-07-17 UAE9830 - Jul 17, 19:45 UTCJul 17, 20:40 UTC55m
2026-07-17 UAE9830 - Jul 17, 12:15 UTCJul 17, 17:50 UTC5h 35m
2026-07-17 UAE9811 - Jul 17, 06:54 UTCJul 17, 07:14 UTC20m
2026-07-17 UAE9811 - Jul 17, 03:20 UTCJul 17, 03:30 UTC10m
2026-07-16 UAE9811 - Jul 16, 22:55 UTCJul 17, 02:10 UTC3h 15m
2026-07-16 UAE9810 - Jul 16, 12:05 UTCJul 16, 19:05 UTC7h 0m
2026-07-15 UAE37N - Jul 15, 16:40 UTCJul 15, 23:30 UTC6h 50m
2026-07-15 UAE37N - Jul 15, 04:00 UTCJul 15, 12:10 UTC8h 10m
2026-07-14 UAE9917 - Jul 14, 13:35 UTCJul 15, 01:05 UTC11h 29m
2026-07-14 UAE9917 CPH → ORD Jul 14, 02:00 UTCJul 14, 10:10 UTC8h 10m
2026-07-13 UAE9917 - Jul 13, 17:35 UTCJul 14, 00:05 UTC6h 30m
2026-07-13 UAE9827 - Jul 13, 14:05 UTCJul 13, 14:20 UTC15m
2026-07-13 UAE9827 - Jul 13, 08:45 UTCJul 13, 12:50 UTC4h 5m
2026-07-13 UAE9827 - Jul 13, 04:15 UTCJul 13, 04:35 UTC20m
2026-07-12 UAE9827 - Jul 12, 16:55 UTCJul 13, 02:25 UTC9h 30m
2026-07-12 UAE9616 - Jul 12, 11:50 UTCJul 12, 12:01 UTC10m
2026-07-12 UAE9616 - Jul 12, 09:30 UTCJul 12, 10:05 UTC35m
2026-07-11 UAE9616 - Jul 11, 22:45 UTCJul 12, 05:35 UTC6h 50m
2026-07-11 UAE9616 - Jul 11, 14:10 UTCJul 11, 19:10 UTC5h 0m
2026-07-11 UAE9616 - Jul 11, 12:20 UTCJul 11, 12:45 UTC25m
2026-07-11 UAE9938 - Jul 11, 07:25 UTCJul 11, 07:50 UTC25m
2026-07-10 UAE9938 - Jul 10, 16:00 UTCJul 10, 16:25 UTC25m
2026-07-10 UAE9921 - Jul 10, 10:05 UTCJul 10, 12:50 UTC2h 45m
2026-07-10 UAE9921 - Jul 10, 05:50 UTCJul 10, 07:20 UTC1h 30m
2026-07-08 UAE37N - Jul 8, 14:30 UTCJul 8, 21:05 UTC6h 35m

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 A6-EFS page for operator, model, and routing details .

Mode-S 8963A3 frequently asked

What is Mode-S code 8963A3?
8963A3 is an ICAO 24-bit transponder address. Allocated to United Arab Emirates. Assigned to A6-EFS.
Where is Mode-S 8963A3 registered?
Mode-S code 8963A3 is allocated to United Arab Emirates (AE). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 8963A3 broadcasting right now?
No active broadcast right now. Last signal was Jul 26, 22:45 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 8963A3, octal 42261643, decimal 9,003,939.
What flights does 8963A3 operate?
Mode-S 8963A3 has broadcast 20 distinct callsigns, including UAE9616, UAE9917, UAE9873, UAE9827, UAE9656.