sensors Mode-S transponder
06A125
ICAO 24-bit transponder address · allocated to Qatar
Currently assigned to A7-ANI · AIRBUS A-350-1000
- Hex
- 06A125
- Octal
- 01520445
- Decimal
- 434,469
- Country
- QA
- Tail
- A7-ANI
- Type
- A35K
- Flights observed
- 82
- Distinct callsigns
- 20
- Country
- QA
- Last broadcast
- 11h ago
Last known position
Country allocation
The ICAO 24-bit address 06A125 falls within the block assigned to Qatar (QA) by ICAO Annex 10, Volume III. Every aircraft registered in Qatar 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 |
|---|---|---|---|
| QTR778 | Qatar Airways | 11 | 2026-05-25 |
| QTR93V | Qatar Airways | 9 | 2026-05-24 |
| QTR20V | Qatar Airways | 7 | 2026-04-30 |
| QTR98P | Qatar Airways | 5 | 2026-05-01 |
| QTR773 | Qatar Airways | 5 | 2026-04-15 |
| QTR780 | Qatar Airways | 4 | 2026-05-27 |
| QTR779 | Qatar Airways | 4 | 2026-05-26 |
| QTR706 | Qatar Airways | 4 | 2026-05-29 |
| QTR57H | - | 4 | 2026-05-28 |
| QTR8M | Qatar Airways | 2 | 2026-05-21 |
| QTR774 | Qatar Airways | 2 | 2026-04-16 |
| QTR70E | Qatar Airways | 2 | 2026-04-25 |
| QTR5M | Qatar Airways | 2 | 2026-05-20 |
| QTR572 | Qatar Airways | 2 | 2026-05-27 |
| QTR47Y | Qatar Airways | 2 | 2026-05-23 |
| QTR40X | - | 2 | 2026-05-10 |
| QTR28U | Qatar Airways | 2 | 2026-05-05 |
| QTR22B | Qatar Airways | 2 | 2026-04-26 |
| QTR17E | - | 2 | 2026-05-13 |
| QTR859 | Qatar Airways | 1 | 2026-05-04 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | QTR706 | JFK → DOH | May 29, 17:15 UTC | May 29, 17:45 UTC | 30m |
| 2026-05-29 | QTR706 | JFK → DOH | May 29, 05:45 UTC | May 29, 15:25 UTC | 9h 40m |
| 2026-05-28 | QTR57H | - | May 28, 15:45 UTC | May 29, 02:50 UTC | 11h 5m |
| 2026-05-27 | QTR57H | - | May 27, 23:20 UTC | May 28, 21:05 UTC | 21h 45m |
| 2026-05-27 | QTR57H | - | May 27, 23:10 UTC | May 28, 21:05 UTC | 21h 55m |
| 2026-05-27 | QTR572 | DOH → BLR | May 27, 17:35 UTC | May 27, 21:10 UTC | 3h 35m |
| 2026-05-27 | QTR780 | GRU → DOH | May 27, 12:25 UTC | May 27, 12:55 UTC | 30m |
| 2026-05-26 | QTR780 | GRU → DOH | May 26, 23:45 UTC | May 27, 00:49 UTC | 1h 5m |
| 2026-05-26 | QTR779 | DOH → GRU | May 26, 01:55 UTC | May 26, 16:24 UTC | 14h 30m |
| 2026-05-25 | QTR778 | MIA → DOH | May 25, 08:15 UTC | May 26, 02:00 UTC | 17h 44m |
| 2026-05-25 | QTR778 | MIA → DOH | May 25, 03:20 UTC | May 26, 02:00 UTC | 22h 40m |
| 2026-05-25 | QTR778 | MIA → DOH | May 25, 03:10 UTC | May 25, 14:40 UTC | 11h 30m |
| 2026-05-24 | QTR93V | DOH → MIA | May 24, 08:50 UTC | May 24, 21:50 UTC | 13h 0m |
| 2026-05-23 | QTR47Y | PHL → DOH | May 23, 15:05 UTC | May 23, 21:30 UTC | 6h 26m |
| 2026-05-22 | QTR21L | LAX → LGG | May 22, 15:25 UTC | May 22, 21:35 UTC | 6h 10m |
| 2026-05-21 | QTR8M | DOH → CMB | May 21, 13:01 UTC | May 22, 06:15 UTC | 17h 15m |
| 2026-05-20 | QTR5M | EBL → DOH | May 20, 20:55 UTC | May 21, 06:40 UTC | 9h 45m |
| 2026-05-19 | QTR780 | GRU → DOH | May 19, 23:30 UTC | May 20, 12:55 UTC | 13h 26m |
| 2026-05-19 | QTR779 | DOH → GRU | May 19, 14:15 UTC | May 19, 15:45 UTC | 1h 30m |
| 2026-05-18 | QTR706 | JFK → DOH | May 18, 06:01 UTC | May 18, 17:45 UTC | 11h 45m |
| 2026-05-17 | QTR57H | - | May 17, 15:01 UTC | May 18, 02:25 UTC | 11h 25m |
| 2026-05-16 | QTR65R | SEA → DOH | May 16, 01:15 UTC | May 16, 10:50 UTC | 9h 36m |
| 2026-05-14 | QTR8M | DOH → CMB | May 14, 13:05 UTC | May 14, 23:30 UTC | 10h 25m |
| 2026-05-13 | QTR5M | EBL → DOH | May 13, 20:55 UTC | May 14, 06:50 UTC | 9h 55m |
| 2026-05-13 | QTR17E | - | May 13, 02:25 UTC | May 13, 14:10 UTC | 11h 45m |
| 2026-05-11 | QTR27R | - | May 11, 11:10 UTC | May 11, 21:50 UTC | 10h 41m |
| 2026-05-10 | QTR40X | - | May 10, 20:45 UTC | May 11, 07:10 UTC | 10h 25m |
| 2026-05-08 | QTR780 | GRU → DOH | May 8, 23:50 UTC | May 9, 13:35 UTC | 13h 45m |
| 2026-05-08 | QTR779 | DOH → GRU | May 8, 13:55 UTC | May 8, 15:25 UTC | 1h 30m |
| 2026-05-08 | QTR779 | DOH → GRU | May 8, 01:09 UTC | May 8, 01:35 UTC | 25m |
| 2026-05-07 | QTR17E | - | May 7, 02:25 UTC | May 7, 14:15 UTC | 11h 50m |
| 2026-05-06 | QTR4E | DOH → BNE | May 6, 10:45 UTC | May 6, 20:55 UTC | 10h 9m |
| 2026-05-05 | QTR47Y | PHL → DOH | May 5, 15:10 UTC | May 5, 21:15 UTC | 6h 5m |
| 2026-05-05 | QTR28U | DOH → LHR | May 5, 11:10 UTC | May 5, 13:10 UTC | 2h 0m |
| 2026-05-04 | QTR28U | DOH → LHR | May 4, 16:20 UTC | May 5, 13:10 UTC | 20h 51m |
| 2026-05-04 | QTR859 | ICN → DOH | May 4, 15:10 UTC | May 4, 15:25 UTC | 15m |
| 2026-05-03 | QTR858 | DOH → ICN | May 3, 23:15 UTC | May 4, 06:30 UTC | 7h 15m |
| 2026-05-03 | QTR778 | MIA → DOH | May 3, 01:35 UTC | May 3, 14:55 UTC | 13h 19m |
| 2026-05-02 | QTR93V | DOH → MIA | May 2, 06:40 UTC | May 2, 22:10 UTC | 15h 30m |
| 2026-05-01 | QTR98P | DOH → IAD | May 1, 00:45 UTC | May 1, 13:30 UTC | 12h 45m |
| 2026-04-30 | QTR20V | DOH → ORD | Apr 30, 06:25 UTC | Apr 30, 20:40 UTC | 14h 15m |
| 2026-04-28 | QTR706 | JFK → DOH | Apr 28, 05:30 UTC | Apr 28, 17:40 UTC | 12h 10m |
| 2026-04-27 | QTR15Q | DOH → JFK | Apr 27, 12:10 UTC | Apr 28, 01:50 UTC | 13h 40m |
| 2026-04-26 | QTR22B | DOH → JFK | Apr 26, 00:55 UTC | Apr 26, 15:35 UTC | 14h 40m |
| 2026-04-25 | QTR70E | TUN → DOH | Apr 25, 04:50 UTC | Apr 25, 20:00 UTC | 15h 11m |
| 2026-04-24 | QTR778 | MIA → DOH | Apr 24, 07:20 UTC | Apr 24, 14:05 UTC | 6h 45m |
| 2026-04-24 | QTR778 | MIA → DOH | Apr 24, 00:40 UTC | Apr 24, 01:00 UTC | 20m |
| 2026-04-23 | QTR93V | DOH → MIA | Apr 23, 06:01 UTC | Apr 23, 22:10 UTC | 16h 9m |
| 2026-04-22 | QTR22B | DOH → JFK | Apr 22, 00:40 UTC | Apr 22, 15:15 UTC | 14h 35m |
| 2026-04-21 | QTR70E | TUN → DOH | Apr 21, 05:00 UTC | Apr 21, 21:05 UTC | 16h 5m |
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 A7-ANI page for operator, model, and routing details .