sensors Mode-S transponder

3451CF

ICAO 24-bit transponder address · allocated to Spain

Currently assigned to EC-MIH · BOEING 787-8 Dreamliner

Hex
3451CF
Octal
15050717
Decimal
3,428,815
Country
ES
Tail
EC-MIH
Type
B788
Broadcasting now · callsign AEA185 · 32,975 ft
Flights observed
180
Distinct callsigns
20
Country
ES
Last broadcast
23h ago

Current position

3451CF is currently broadcasting. Map zoomed to live position.

Country allocation

The ICAO 24-bit address 3451CF falls within the block assigned to Spain (ES) by ICAO Annex 10, Volume III. Every aircraft registered in Spain 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
AEA194 - 29 2026-07-13
AEA193 - 25 2026-07-12
AEA198 - 18 2026-07-06
AEA138 Air Europa 14 2026-06-23
AEA137 - 9 2026-06-23
AEA064 - 9 2026-06-29
AEA199 - 8 2026-07-01
AEA026 - 7 2026-07-11
AEA063 - 6 2026-06-28
AEA025 - 6 2026-07-11
AEA040 Air Europa 5 2026-05-06
AEA015 Air Europa 5 2026-05-04
AEA120 Air Europa 3 2026-06-13
AEA119 Air Europa 3 2026-06-20
AEA039 Air Europa 3 2026-05-06
AEA53QA Air Europa 2 2026-06-22
AEA11PN - 2 2026-06-22
AEA092 Air Europa 2 2026-06-06
AEA091 Air Europa 2 2026-06-05
AEA084 Air Europa 2 2026-05-18

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-13 AEA194 BOG → MAD Jul 13, 01:55 UTCJul 13, 10:55 UTC9h 0m
2026-07-12 AEA193 - Jul 12, 23:30 UTCJul 12, 23:50 UTC20m
2026-07-12 AEA193 - Jul 12, 14:10 UTCJul 12, 22:30 UTC8h 20m
2026-07-11 AEA026 - Jul 11, 09:55 UTCJul 12, 02:55 UTC17h 0m
2026-07-11 AEA026 - Jul 11, 03:50 UTCJul 12, 02:55 UTC23h 5m
2026-07-11 AEA025 - Jul 11, 02:20 UTCJul 12, 01:25 UTC23h 5m
2026-07-09 AEA122 - Jul 9, 15:10 UTCJul 10, 02:20 UTC11h 10m
2026-07-08 AEA121 MAD → COR Jul 8, 22:15 UTCJul 9, 10:15 UTC12h 0m
2026-07-07 AEA072 - Jul 7, 15:50 UTCJul 8, 10:40 UTC18h 50m
2026-07-07 AEA071 - Jul 7, 15:30 UTCJul 8, 10:40 UTC19h 10m
2026-07-06 AEA198 - Jul 6, 22:50 UTCJul 7, 12:25 UTC13h 35m
2026-07-06 AEA198 - Jul 6, 15:55 UTCJul 7, 12:25 UTC20h 30m
2026-07-05 AEA185 - Jul 5, 09:40 UTCJul 6, 03:35 UTC17h 55m
2026-07-04 AEA158 - Jul 4, 17:15 UTCJul 5, 02:45 UTC9h 30m
2026-07-03 AEA157 - Jul 3, 22:15 UTCJul 4, 07:35 UTC9h 20m
2026-07-03 AEA194 - Jul 3, 04:10 UTCJul 3, 11:30 UTC7h 20m
2026-07-02 AEA193 MAD → BOG Jul 2, 15:00 UTCJul 2, 23:25 UTC8h 25m
2026-07-01 AEA198 - Jul 1, 22:10 UTCJul 2, 11:50 UTC13h 40m
2026-07-01 AEA198 - Jul 1, 15:50 UTCJul 2, 11:50 UTC20h 0m
2026-07-01 AEA199 - Jul 1, 15:15 UTCJul 2, 11:50 UTC20h 35m
2026-06-30 AEA072 - Jun 30, 14:10 UTCJul 1, 10:55 UTC20h 45m
2026-06-29 AEA198 - Jun 29, 21:09 UTCJun 30, 11:10 UTC14h 1m
2026-06-29 AEA199 - Jun 29, 14:04 UTCJun 30, 11:10 UTC21h 6m
2026-06-29 AEA064 - Jun 29, 01:34 UTCJun 29, 10:20 UTC8h 45m
2026-06-28 AEA063 - Jun 28, 13:55 UTCJun 28, 23:14 UTC9h 20m
2026-06-28 AEA064 - Jun 28, 01:50 UTCJun 28, 10:50 UTC9h 0m
2026-06-27 AEA063 - Jun 27, 21:44 UTCJun 27, 23:10 UTC1h 25m
2026-06-25 AEA198 - Jun 25, 15:50 UTCJun 26, 11:45 UTC19h 55m
2026-06-25 AEA199 MAD → MAD Jun 25, 15:04 UTCJun 26, 11:45 UTC20h 40m
2026-06-25 AEA194 - Jun 25, 03:34 UTCJun 25, 11:39 UTC8h 5m
2026-06-24 AEA193 MAD → BOG Jun 24, 14:34 UTCJun 24, 23:14 UTC8h 40m
2026-06-23 AEA138 UIO → MAD Jun 23, 18:34 UTCJun 24, 02:49 UTC8h 15m
2026-06-23 AEA137 - Jun 23, 00:04 UTCJun 23, 19:55 UTC19h 50m
2026-06-22 AEA53QA BCN → MAD Jun 22, 18:49 UTCJun 22, 19:40 UTC50m
2026-06-22 AEA11PN MAD → BCN Jun 22, 15:20 UTCJun 22, 16:10 UTC50m
2026-06-22 AEA064 CUN → MAD Jun 22, 02:34 UTCJun 22, 11:19 UTC8h 45m
2026-06-21 AEA063 - Jun 21, 14:50 UTCJun 22, 00:29 UTC9h 40m
2026-06-20 AEA119 MAD → STI Jun 20, 15:19 UTCJun 21, 09:24 UTC18h 5m
2026-06-19 AEA064 - Jun 19, 13:54 UTCJun 20, 10:39 UTC20h 45m
2026-06-16 AEA138 UIO → MAD Jun 16, 08:15 UTCJun 17, 03:15 UTC19h 1m
2026-06-16 AEA138 UIO → MAD Jun 16, 06:54 UTCJun 17, 03:15 UTC20h 21m
2026-06-15 AEA137 - Jun 15, 23:50 UTCJun 16, 20:00 UTC20h 11m
2026-06-14 AEA064 - Jun 14, 21:50 UTCJun 15, 10:40 UTC12h 50m
2026-06-14 AEA064 - Jun 14, 13:55 UTCJun 15, 10:40 UTC20h 45m
2026-06-13 AEA120 STI → MAD Jun 13, 14:05 UTCJun 14, 09:45 UTC19h 40m
2026-06-12 AEA064 - Jun 12, 21:30 UTCJun 13, 10:45 UTC13h 14m
2026-06-12 AEA063 MAD → CUN Jun 12, 13:50 UTCJun 13, 10:45 UTC20h 54m
2026-06-12 AEA194 BOG → MAD Jun 12, 01:50 UTCJun 12, 10:45 UTC8h 55m
2026-06-11 AEA193 MAD → BOG Jun 11, 13:55 UTCJun 11, 23:30 UTC9h 35m
2026-06-11 AEA194 BOG → MAD Jun 11, 03:15 UTCJun 11, 11:15 UTC8h 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 EC-MIH page for operator, model, and routing details .

Mode-S 3451CF frequently asked

What is Mode-S code 3451CF?
3451CF is an ICAO 24-bit transponder address. Allocated to Spain. Assigned to EC-MIH.
Where is Mode-S 3451CF registered?
Mode-S code 3451CF is allocated to Spain (ES). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 3451CF broadcasting right now?
Yes. Mode-S 3451CF is currently airborne.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 3451CF, octal 15050717, decimal 3,428,815.
What flights does 3451CF operate?
Mode-S 3451CF has broadcast 20 distinct callsigns, including AEA194, AEA193, AEA198, AEA138, AEA137.