sensors Mode-S transponder

0C21A0

ICAO 24-bit transponder address · allocated to Suriname

Currently assigned to HP-3910DAE · BOEING 767-300

Hex
0C21A0
Octal
03020640
Decimal
795,040
Country
SR
Tail
HP-3910DAE
Type
B763
No current signal · last broadcast Jul 26, 19:05 UTC
Flights observed
175
Distinct callsigns
20
Country
SR
Last broadcast
Jul 26, 19:05 UTC

Last known position

Most recent position reported by Mode-S 0C21A0.

Country allocation

The ICAO 24-bit address 0C21A0 falls within the block assigned to Suriname (SR) by ICAO Annex 10, Volume III. Every aircraft registered in Suriname 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
DAE926 - 29 2026-07-20
DAE1557 DHL Aero Expreso 22 2026-07-25
DAE1558 DHL Aero Expreso 19 2026-07-26
DAE5232 DHL Aero Expreso 18 2026-07-22
DAE925 - 14 2026-07-19
DAE231 - 13 2026-07-22
DAE2560 - 10 2026-07-23
DAE1002 DHL Aero Expreso 9 2026-07-24
DAE2558 - 5 2026-07-09
DAE2248 DHL Aero Expreso 5 2026-07-19
DAE2247 DHL Aero Expreso 5 2026-07-19
DAE1560 DHL Aero Expreso 5 2026-07-26
DAE5455 DHL Aero Expreso 3 2026-07-24
DAE1001 DHL Aero Expreso 3 2026-06-02
DAE5457 DHL Aero Expreso 2 2026-07-24
DAE5236 DHL Aero Expreso 2 2026-07-24
DAE233 DHL Aero Expreso 2 2026-07-22
DAE6232 DHL Aero Expreso 1 2026-05-31
DAE5456 DHL Aero Expreso 1 2026-05-02
DAE5247 DHL Aero Expreso 1 2026-04-27

Recent flights last 50

DateFlightRouteTakeoffLandingDuration
2026-07-26 DAE1560 SCL → MIA Jul 26, 17:00 UTCJul 26, 19:05 UTC2h 5m
2026-07-26 DAE1558 EZE → SCL Jul 26, 06:25 UTCJul 26, 08:35 UTC2h 11m
2026-07-25 DAE1557 MIA → EZE Jul 25, 19:50 UTCJul 26, 04:30 UTC8h 40m
2026-07-24 DAE5236 SAP → MIA Jul 24, 23:45 UTCJul 25, 01:15 UTC1h 30m
2026-07-24 DAE5457 GUA → SAP Jul 24, 21:00 UTCJul 24, 21:25 UTC25m
2026-07-24 DAE5455 MIA → GUA Jul 24, 16:50 UTCJul 24, 19:05 UTC2h 15m
2026-07-24 DAE1002 PTY → MIA Jul 24, 01:55 UTCJul 24, 10:20 UTC8h 25m
2026-07-23 DAE2560 - Jul 23, 14:30 UTCJul 23, 22:30 UTC8h 0m
2026-07-23 DAE1558 EZE → SCL Jul 23, 08:05 UTCJul 23, 08:15 UTC10m
2026-07-23 DAE1558 EZE → SCL Jul 23, 06:15 UTCJul 23, 06:35 UTC20m
2026-07-22 DAE1557 MIA → EZE Jul 22, 18:55 UTCJul 23, 03:40 UTC8h 45m
2026-07-22 DAE5232 SJO → MIA Jul 22, 12:50 UTCJul 22, 15:35 UTC2h 45m
2026-07-22 DAE233 SJO → PTY Jul 22, 04:50 UTCJul 22, 05:05 UTC15m
2026-07-22 DAE231 - Jul 22, 00:25 UTCJul 22, 02:50 UTC2h 25m
2026-07-20 DAE926 - Jul 20, 14:25 UTCJul 20, 17:35 UTC3h 10m
2026-07-20 DAE926 - Jul 20, 05:55 UTCJul 20, 11:55 UTC6h 0m
2026-07-19 DAE925 - Jul 19, 17:10 UTCJul 20, 00:55 UTC7h 45m
2026-07-19 DAE2248 BOG → MIA Jul 19, 10:50 UTCJul 19, 14:00 UTC3h 10m
2026-07-19 DAE2247 MIA → BOG Jul 19, 02:20 UTCJul 19, 05:30 UTC3h 10m
2026-07-17 DAE5232 SJO → MIA Jul 17, 12:55 UTCJul 17, 15:29 UTC2h 35m
2026-07-17 DAE230 - Jul 17, 09:55 UTCJul 17, 10:20 UTC25m
2026-07-17 DAE233 - Jul 17, 04:35 UTCJul 17, 04:54 UTC20m
2026-07-17 DAE231 - Jul 17, 00:20 UTCJul 17, 02:50 UTC2h 30m
2026-07-16 DAE926 - Jul 16, 15:49 UTCJul 16, 19:10 UTC3h 20m
2026-07-16 DAE926 - Jul 16, 08:10 UTCJul 16, 12:34 UTC4h 25m
2026-07-15 DAE925 - Jul 15, 17:10 UTCJul 16, 01:05 UTC7h 55m
2026-07-15 DAE1002 - Jul 15, 02:00 UTCJul 15, 10:30 UTC8h 30m
2026-07-14 DAE3558 - Jul 14, 13:45 UTCJul 14, 22:35 UTC8h 50m
2026-07-14 DAE1558 - Jul 14, 06:10 UTCJul 14, 06:45 UTC35m
2026-07-13 DAE1557 - Jul 13, 18:50 UTCJul 14, 03:45 UTC8h 55m
2026-07-12 DAE1560 - Jul 12, 13:35 UTCJul 12, 18:45 UTC5h 10m
2026-07-12 DAE1558 - Jul 12, 06:05 UTCJul 12, 06:35 UTC30m
2026-07-11 DAE1557 - Jul 11, 18:50 UTCJul 12, 04:20 UTC9h 30m
2026-07-11 DAE1002 - Jul 11, 05:05 UTCJul 11, 12:20 UTC7h 15m
2026-07-11 DAE231 - Jul 11, 00:45 UTCJul 11, 03:40 UTC2h 55m
2026-07-09 DAE2558 - Jul 9, 13:35 UTCJul 9, 22:30 UTC8h 55m
2026-07-09 DAE1558 - Jul 9, 06:20 UTCJul 9, 07:25 UTC1h 5m
2026-07-08 DAE1557 - Jul 8, 18:50 UTCJul 9, 03:50 UTC9h 0m
2026-07-08 DAE5232 SJO → MIA Jul 8, 12:40 UTCJul 8, 15:05 UTC2h 25m
2026-07-08 DAE231 - Jul 8, 00:05 UTCJul 8, 00:35 UTC30m
2026-07-07 DAE5232 SJO → MIA Jul 7, 12:55 UTCJul 7, 15:25 UTC2h 30m
2026-07-07 DAE231 - Jul 7, 01:05 UTCJul 7, 03:10 UTC2h 5m
2026-07-06 DAE2558 - Jul 6, 12:45 UTCJul 6, 21:00 UTC8h 15m
2026-07-06 DAE1558 - Jul 6, 05:10 UTCJul 6, 05:40 UTC30m
2026-07-05 DAE1557 - Jul 5, 17:50 UTCJul 6, 02:05 UTC8h 15m
2026-07-05 DAE2248 BOG → MIA Jul 5, 13:40 UTCJul 5, 14:05 UTC25m
2026-07-05 DAE2247 - Jul 5, 02:10 UTCJul 5, 02:30 UTC20m
2026-07-03 DAE5232 SJO → MIA Jul 3, 12:50 UTCJul 3, 15:15 UTC2h 25m
2026-07-03 DAE231 - Jul 3, 00:30 UTCJul 3, 02:35 UTC2h 5m
2026-07-02 DAE926 - Jul 2, 18:55 UTCJul 2, 19:25 UTC30m

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 HP-3910DAE page for operator, model, and routing details .

Mode-S 0C21A0 frequently asked

What is Mode-S code 0C21A0?
0C21A0 is an ICAO 24-bit transponder address. Allocated to Suriname. Assigned to HP-3910DAE.
Where is Mode-S 0C21A0 registered?
Mode-S code 0C21A0 is allocated to Suriname (SR). All aircraft registered there receive a Mode-S address from a fixed block defined by ICAO Annex 10.
Is 0C21A0 broadcasting right now?
No active broadcast right now. Last signal was Jul 26, 19:05 UTC.
Hex, octal, and decimal Mode-S codes: what's the difference?
The same 24-bit identifier expressed in different bases: hex 0C21A0, octal 03020640, decimal 795,040.
What flights does 0C21A0 operate?
Mode-S 0C21A0 has broadcast 20 distinct callsigns, including DAE926, DAE1557, DAE1558, DAE5232, DAE925.