sensors Mode-S transponder
71BE25
ICAO 24-bit transponder address · allocated to Korea, South
Currently assigned to HL7625 · AIRBUS A-380-800
- Hex
- 71BE25
- Octal
- 34337045
- Decimal
- 7,454,245
- Country
- KR
- Tail
- HL7625
- Type
- A388
- Flights observed
- 127
- Distinct callsigns
- 13
- Country
- KR
- Last broadcast
- 1h ago
Last known position
Country allocation
The ICAO 24-bit address 71BE25 falls within the block assigned to Korea, South (KR) by ICAO Annex 10, Volume III. Every aircraft registered in Korea, South 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 13 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| AAR223 | Asiana Airlines | 23 | 2026-05-24 |
| AAR224 | Asiana Airlines | 20 | 2026-05-23 |
| AAR102 | Asiana Airlines | 15 | 2026-05-28 |
| AAR101 | Asiana Airlines | 15 | 2026-05-29 |
| AAR742 | Asiana Airlines | 10 | 2026-05-17 |
| AAR741 | Asiana Airlines | 10 | 2026-05-17 |
| AAR711 | Asiana Airlines | 9 | 2026-05-23 |
| AAR712 | Asiana Airlines | 7 | 2026-05-23 |
| AAR204 | Asiana Airlines | 6 | 2026-05-29 |
| AAR203 | Asiana Airlines | 5 | 2026-05-30 |
| AAR2047 | Asiana Airlines | 3 | 2026-05-18 |
| AAR2037 | Asiana Airlines | 3 | 2026-05-18 |
| AAR7113 | Asiana Airlines | 1 | 2026-04-24 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-30 | AAR203 | LAX → ICN | May 30, 06:40 UTC | May 30, 11:15 UTC | 4h 35m |
| 2026-05-29 | AAR204 | ICN → LAX | May 29, 13:10 UTC | May 29, 23:20 UTC | 10h 10m |
| 2026-05-29 | AAR101 | NRT → ICN | May 29, 06:10 UTC | May 29, 08:15 UTC | 2h 5m |
| 2026-05-28 | AAR102 | ICN → NRT | May 28, 23:50 UTC | May 29, 01:40 UTC | 1h 50m |
| 2026-05-28 | AAR203 | LAX → ICN | May 28, 06:40 UTC | May 28, 19:15 UTC | 12h 35m |
| 2026-05-27 | AAR204 | ICN → LAX | May 27, 13:15 UTC | May 28, 00:00 UTC | 10h 45m |
| 2026-05-26 | AAR203 | LAX → ICN | May 26, 06:29 UTC | May 26, 19:15 UTC | 12h 45m |
| 2026-05-25 | AAR204 | ICN → LAX | May 25, 12:55 UTC | May 25, 23:49 UTC | 10h 54m |
| 2026-05-24 | AAR223 | JFK → ICN | May 24, 07:00 UTC | May 24, 21:45 UTC | 14h 45m |
| 2026-05-23 | AAR224 | ICN → JFK | May 23, 12:35 UTC | May 24, 02:10 UTC | 13h 35m |
| 2026-05-23 | AAR712 | TPE → ICN | May 23, 04:55 UTC | May 23, 07:00 UTC | 2h 5m |
| 2026-05-23 | AAR711 | ICN → TPE | May 23, 02:05 UTC | May 23, 02:30 UTC | 25m |
| 2026-05-23 | AAR711 | ICN → TPE | May 23, 00:20 UTC | May 23, 00:45 UTC | 25m |
| 2026-05-22 | AAR223 | JFK → ICN | May 22, 06:10 UTC | May 22, 21:30 UTC | 15h 20m |
| 2026-05-21 | AAR224 | ICN → JFK | May 21, 12:40 UTC | May 22, 01:55 UTC | 13h 15m |
| 2026-05-21 | AAR712 | TPE → ICN | May 21, 04:55 UTC | May 21, 07:00 UTC | 2h 5m |
| 2026-05-21 | AAR711 | ICN → TPE | May 21, 02:00 UTC | May 21, 02:20 UTC | 20m |
| 2026-05-21 | AAR711 | ICN → TPE | May 21, 00:10 UTC | May 21, 00:35 UTC | 25m |
| 2026-05-20 | AAR223 | JFK → ICN | May 20, 06:05 UTC | May 20, 20:50 UTC | 14h 45m |
| 2026-05-19 | AAR224 | ICN → JFK | May 19, 13:05 UTC | May 20, 02:25 UTC | 13h 20m |
| 2026-05-18 | AAR2037 | LAX → ICN | May 18, 15:45 UTC | May 19, 04:35 UTC | 12h 49m |
| 2026-05-18 | AAR2047 | ICN → LAX | May 18, 02:25 UTC | May 18, 13:05 UTC | 10h 40m |
| 2026-05-17 | AAR742 | BKK → ICN | May 17, 18:40 UTC | May 17, 23:45 UTC | 5h 5m |
| 2026-05-17 | AAR741 | ICN → BKK | May 17, 10:55 UTC | May 17, 15:55 UTC | 5h 0m |
| 2026-05-17 | AAR101 | NRT → ICN | May 17, 04:10 UTC | May 17, 06:05 UTC | 1h 55m |
| 2026-05-16 | AAR102 | ICN → NRT | May 16, 23:45 UTC | May 17, 01:50 UTC | 2h 5m |
| 2026-05-16 | AAR203 | LAX → ICN | May 16, 06:25 UTC | May 16, 18:55 UTC | 12h 30m |
| 2026-05-15 | AAR204 | ICN → LAX | May 15, 15:25 UTC | May 16, 02:05 UTC | 10h 40m |
| 2026-05-15 | AAR712 | TPE → ICN | May 15, 10:55 UTC | May 15, 12:55 UTC | 2h 0m |
| 2026-05-15 | AAR711 | ICN → TPE | May 15, 06:10 UTC | May 15, 08:30 UTC | 2h 20m |
| 2026-05-14 | AAR742 | BKK → ICN | May 14, 22:45 UTC | May 15, 03:35 UTC | 4h 50m |
| 2026-05-14 | AAR741 | ICN → BKK | May 14, 14:45 UTC | May 14, 19:55 UTC | 5h 10m |
| 2026-05-14 | AAR712 | TPE → ICN | May 14, 10:10 UTC | May 14, 12:20 UTC | 2h 10m |
| 2026-05-14 | AAR711 | ICN → TPE | May 14, 05:35 UTC | May 14, 08:00 UTC | 2h 25m |
| 2026-05-13 | AAR2037 | LAX → ICN | May 13, 14:40 UTC | May 14, 03:00 UTC | 12h 20m |
| 2026-05-13 | AAR2047 | ICN → LAX | May 13, 01:25 UTC | May 13, 12:00 UTC | 10h 35m |
| 2026-05-11 | AAR2037 | LAX → ICN | May 11, 14:35 UTC | May 11, 15:45 UTC | 1h 10m |
| 2026-05-11 | AAR2047 | ICN → LAX | May 11, 01:15 UTC | May 11, 12:20 UTC | 11h 5m |
| 2026-05-10 | AAR203 | LAX → ICN | May 10, 06:55 UTC | May 10, 18:55 UTC | 12h 0m |
| 2026-05-09 | AAR204 | ICN → LAX | May 9, 14:05 UTC | May 9, 23:09 UTC | 9h 5m |
| 2026-05-09 | AAR204 | ICN → LAX | May 9, 13:00 UTC | May 9, 13:25 UTC | 25m |
| 2026-05-09 | AAR101 | NRT → ICN | May 9, 05:50 UTC | May 9, 06:25 UTC | 35m |
| 2026-05-09 | AAR101 | NRT → ICN | May 9, 04:10 UTC | May 9, 05:15 UTC | 1h 5m |
| 2026-05-09 | AAR102 | ICN → NRT | May 9, 00:05 UTC | May 9, 01:50 UTC | 1h 45m |
| 2026-05-08 | AAR223 | JFK → ICN | May 8, 06:14 UTC | May 8, 21:05 UTC | 14h 50m |
| 2026-05-07 | AAR224 | ICN → JFK | May 7, 12:40 UTC | May 8, 01:49 UTC | 13h 10m |
| 2026-05-06 | AAR742 | BKK → ICN | May 6, 19:25 UTC | May 7, 00:15 UTC | 4h 50m |
| 2026-05-06 | AAR741 | ICN → BKK | May 6, 11:05 UTC | May 6, 16:00 UTC | 4h 55m |
| 2026-05-05 | AAR742 | BKK → ICN | May 5, 19:00 UTC | May 5, 23:45 UTC | 4h 45m |
| 2026-05-05 | AAR741 | ICN → BKK | May 5, 11:10 UTC | May 5, 16:25 UTC | 5h 15m |
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 HL7625 page for operator, model, and routing details .