sensors Mode-S transponder

A14104

ICAO 24-bit transponder address · allocated to United States

Currently assigned to N180DN · BOEING 767-300 · operated by DELTA AIR LINES INC

Hex
A14104
Octal
50240404
Decimal
10,567,940
Country
US
Tail
N180DN
Type
B763
No current signal · last broadcast Jul 26, 23:00 UTC
Flights observed
309
Distinct callsigns
20
Country
US
Last broadcast
Jul 26, 23:00 UTC

Last known position

Most recent position reported by Mode-S A14104.

Country allocation

The ICAO 24-bit address A14104 falls within the block assigned to United States (US) by ICAO Annex 10, Volume III. Every aircraft registered in United States 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
DAL416 Delta Air Lines 14 2026-07-26
DAL93 - 10 2026-07-17
DAL668 - 10 2026-07-19
DAL217 - 9 2026-07-15
DAL216 - 9 2026-07-15
DAL92 - 8 2026-07-15
DAL773 - 8 2026-07-08
DAL405 - 8 2026-07-06
DAL180 Delta Air Lines 8 2026-05-22
DAL316 Delta Air Lines 7 2026-05-21
DAL35 - 6 2026-07-21
DAL247 Delta Air Lines 6 2026-07-11
DAL980 Delta Air Lines 5 2026-05-30
DAL830 Delta Air Lines 5 2026-04-17
DAL650 Delta Air Lines 5 2026-05-05
DAL246 - 5 2026-07-11
DAL181 Delta Air Lines 5 2026-05-22
DAL1556 Delta Air Lines 5 2026-05-01
DAL981 - 4 2026-07-21
DAL939 - 4 2026-06-25

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-26 DAL991 LAX → JFK Jul 26, 20:40 UTCJul 26, 23:00 UTC2h 20m
2026-07-26 DAL501 ATL → LAX Jul 26, 14:50 UTCJul 26, 18:35 UTC3h 45m
2026-07-26 DAL416 ATL → EWR Jul 26, 04:45 UTCJul 26, 11:00 UTC6h 16m
2026-07-25 DAL416 ATL → EWR Jul 25, 19:35 UTCJul 26, 02:45 UTC7h 10m
2026-07-25 DAL416 ATL → EWR Jul 25, 05:50 UTCJul 25, 12:10 UTC6h 20m
2026-07-24 DAL416 ATL → EWR Jul 24, 19:45 UTCJul 25, 02:51 UTC7h 6m
2026-07-24 DAL416 ATL → EWR Jul 24, 19:50 UTCJul 24, 21:00 UTC1h 10m
2026-07-24 DAL141 BRU → JFK Jul 24, 08:00 UTCJul 24, 16:35 UTC8h 35m
2026-07-23 DAL140 JFK → BRU Jul 23, 21:40 UTCJul 24, 05:35 UTC7h 55m
2026-07-23 DAL980A BOG → ATL Jul 23, 14:30 UTCJul 23, 18:35 UTC4h 5m
2026-07-21 DAL981 ATL → BOG Jul 21, 23:25 UTCJul 22, 03:25 UTC4h 0m
2026-07-21 DAL35 EDI → ATL Jul 21, 08:10 UTCJul 21, 16:30 UTC8h 20m
2026-07-21 DAL122 BOS → EDI Jul 21, 00:00 UTCJul 21, 05:45 UTC5h 45m
2026-07-20 DAL123 EDI → BOS Jul 20, 11:40 UTCJul 20, 18:05 UTC6h 25m
2026-07-20 DAL208 JFK → EDI Jul 20, 03:20 UTCJul 20, 09:25 UTC6h 5m
2026-07-19 DAL668 - Jul 19, 19:10 UTCJul 20, 00:05 UTC4h 55m
2026-07-19 DAL668 - Jul 19, 11:25 UTCJul 19, 16:40 UTC5h 15m
2026-07-19 DAL668 JFK → SFO Jul 19, 11:23 UTCJul 19, 16:38 UTC5h 15m
2026-07-18 DAL205 ARN → JFK Jul 18, 08:30 UTCJul 18, 16:25 UTC7h 55m
2026-07-17 DAL204 JFK → ARN Jul 17, 22:41 UTCJul 18, 06:04 UTC7h 23m
2026-07-17 DAL204 - Jul 17, 22:45 UTCJul 18, 00:29 UTC1h 45m
2026-07-17 DAL93 BER → JFK Jul 17, 09:10 UTCJul 17, 17:05 UTC7h 55m
2026-07-15 DAL92 JFK → BER Jul 15, 22:45 UTCJul 16, 06:05 UTC7h 20m
2026-07-15 DAL217 - Jul 15, 09:45 UTCJul 15, 17:35 UTC7h 50m
2026-07-15 DAL217 DSS → JFK Jul 15, 09:43 UTCJul 15, 17:33 UTC7h 50m
2026-07-15 DAL216 - Jul 15, 06:05 UTCJul 15, 06:40 UTC35m
2026-07-14 DAL216 - Jul 14, 23:20 UTCJul 14, 23:50 UTC30m
2026-07-14 DAL209 EDI → JFK Jul 14, 13:10 UTCJul 14, 19:50 UTC6h 40m
2026-07-14 DAL34 ATL → EDI Jul 14, 03:10 UTCJul 14, 10:55 UTC7h 45m
2026-07-13 DAL9960 - Jul 13, 18:55 UTCJul 13, 20:45 UTC1h 50m
2026-07-13 DAL9895 - Jul 13, 06:05 UTCJul 13, 15:15 UTC9h 10m
2026-07-13 DAL9895 CTA → JFK Jul 13, 05:59 UTCJul 13, 15:19 UTC9h 20m
2026-07-11 DAL244 JFK → CTA Jul 11, 22:09 UTCJul 12, 06:29 UTC8h 20m
2026-07-11 DAL244 - Jul 11, 22:10 UTCJul 12, 06:30 UTC8h 20m
2026-07-11 DAL247 KEF → JFK Jul 11, 12:05 UTCJul 11, 12:35 UTC30m
2026-07-11 DAL247 KEF → JFK Jul 11, 12:04 UTCJul 11, 17:40 UTC5h 36m
2026-07-11 DAL246 - Jul 11, 04:55 UTCJul 11, 06:30 UTC1h 35m
2026-07-11 DAL246 JFK → KEF Jul 11, 04:55 UTCJul 11, 09:46 UTC4h 51m
2026-07-10 DAL691 - Jul 10, 21:55 UTCJul 11, 02:45 UTC4h 50m
2026-07-10 DAL672 ATL → SFO Jul 10, 14:15 UTCJul 10, 18:50 UTC4h 35m
2026-07-08 DAL395 - Jul 8, 20:30 UTCJul 9, 00:30 UTC4h 0m
2026-07-08 DAL773 JFK → LAX Jul 8, 13:25 UTCJul 8, 18:30 UTC5h 5m
2026-07-07 DAL938 LAX → JFK Jul 7, 22:25 UTCJul 8, 03:15 UTC4h 50m
2026-07-07 DAL773 - Jul 7, 13:30 UTCJul 7, 18:25 UTC4h 55m
2026-07-07 DAL365 - Jul 7, 06:00 UTCJul 7, 10:50 UTC4h 50m
2026-07-06 DAL365 JFK → SFO Jul 6, 22:05 UTCJul 7, 03:35 UTC5h 30m
2026-07-06 DAL405 - Jul 6, 14:15 UTCJul 6, 19:25 UTC5h 10m
2026-07-05 DAL679 JFK → SFO Jul 5, 19:20 UTCJul 6, 00:45 UTC5h 25m
2026-07-05 DAL93 - Jul 5, 08:00 UTCJul 5, 10:35 UTC2h 35m
2026-07-05 DAL93 BER → JFK Jul 5, 07:59 UTCJul 5, 16:32 UTC8h 33m

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 N180DN page for operator, model, and routing details .

Mode-S A14104 frequently asked

What is Mode-S code A14104?
A14104 is an ICAO 24-bit transponder address. Allocated to United States. Assigned to N180DN.
Where is Mode-S A14104 registered?
Mode-S code A14104 is allocated to United States (US). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is A14104 broadcasting right now?
No active broadcast right now. Last signal was Jul 26, 23:00 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex A14104, octal 50240404, decimal 10,567,940.
What flights does A14104 operate?
Mode-S A14104 has broadcast 20 distinct callsigns, including DAL416, DAL93, DAL668, DAL217, DAL216.