sensors Mode-S transponder
06A126
ICAO 24-bit transponder address · allocated to Qatar
Currently assigned to A7-ANJ · AIRBUS A-350-1000
- Hex
- 06A126
- Octal
- 01520446
- Decimal
- 434,470
- Country
- QA
- Tail
- A7-ANJ
- Type
- A35K
- Flights observed
- 97
- Distinct callsigns
- 20
- Country
- QA
- Last broadcast
- 5h ago
Last known position
Country allocation
The ICAO 24-bit address 06A126 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 |
|---|---|---|---|
| QTR18F | Qatar Airways | 7 | 2026-05-08 |
| QTR40X | - | 6 | 2026-05-21 |
| QTR93V | Qatar Airways | 5 | 2026-05-27 |
| QTR706 | Qatar Airways | 5 | 2026-05-24 |
| QTR65R | Qatar Airways | 5 | 2026-05-09 |
| QTR15Q | Qatar Airways | 5 | 2026-04-17 |
| QTR818 | Qatar Airways | 4 | 2026-05-26 |
| QTR21L | Qatar Airways | 4 | 2026-05-18 |
| QTR20V | Qatar Airways | 4 | 2026-05-13 |
| QTR8M | Qatar Airways | 3 | 2026-05-12 |
| QTR815 | Qatar Airways | 3 | 2026-05-26 |
| QTR5M | Qatar Airways | 3 | 2026-05-11 |
| QTR57H | - | 3 | 2026-05-23 |
| QTR47Y | Qatar Airways | 3 | 2026-05-25 |
| QTR778 | Qatar Airways | 2 | 2026-05-28 |
| QTR774 | Qatar Airways | 2 | 2026-05-03 |
| QTR572 | Qatar Airways | 2 | 2026-04-15 |
| QTR4U | Qatar Airways | 2 | 2026-05-01 |
| QTR32N | Qatar Airways | 2 | 2026-04-16 |
| QTR29F | Qatar Airways | 2 | 2026-05-15 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-29 | QTR16M | AMS → DOH | May 29, 12:35 UTC | May 30, 00:15 UTC | 11h 40m |
| 2026-05-28 | QTR74V | DOH → ATL | May 28, 21:00 UTC | May 29, 07:00 UTC | 10h 0m |
| 2026-05-28 | QTR778 | MIA → DOH | May 28, 01:15 UTC | May 28, 14:50 UTC | 13h 35m |
| 2026-05-27 | QTR93V | DOH → MIA | May 27, 08:50 UTC | May 27, 21:00 UTC | 12h 10m |
| 2026-05-26 | QTR93V | DOH → MIA | May 26, 23:35 UTC | May 27, 21:00 UTC | 21h 25m |
| 2026-05-26 | QTR93V | DOH → MIA | May 26, 21:34 UTC | May 27, 21:00 UTC | 23h 25m |
| 2026-05-26 | QTR93V | DOH → MIA | May 26, 20:20 UTC | May 27, 13:40 UTC | 17h 20m |
| 2026-05-26 | QTR815 | HKG → DOH | May 26, 18:24 UTC | May 26, 18:40 UTC | 15m |
| 2026-05-26 | QTR818 | DOH → HKG | May 26, 07:29 UTC | May 26, 07:59 UTC | 30m |
| 2026-05-26 | QTR818 | DOH → HKG | May 26, 02:10 UTC | May 26, 05:30 UTC | 3h 20m |
| 2026-05-25 | QTR47Y | PHL → DOH | May 25, 20:40 UTC | May 25, 21:09 UTC | 30m |
| 2026-05-25 | QTR47Y | PHL → DOH | May 25, 14:55 UTC | May 25, 19:00 UTC | 4h 5m |
| 2026-05-24 | QTR706 | JFK → DOH | May 24, 05:45 UTC | May 24, 18:05 UTC | 12h 20m |
| 2026-05-23 | QTR57H | - | May 23, 14:55 UTC | May 24, 02:10 UTC | 11h 15m |
| 2026-05-22 | QTR57H | - | May 22, 21:35 UTC | May 23, 19:45 UTC | 22h 10m |
| 2026-05-22 | QTR57H | - | May 22, 21:25 UTC | May 23, 19:30 UTC | 22h 5m |
| 2026-05-22 | QTR27R | - | May 22, 11:05 UTC | May 22, 21:55 UTC | 10h 50m |
| 2026-05-21 | QTR40X | - | May 21, 21:35 UTC | May 22, 07:45 UTC | 10h 10m |
| 2026-05-21 | QTR63A | AMS → DOH | May 21, 07:45 UTC | May 21, 13:45 UTC | 6h 0m |
| 2026-05-21 | QTR61T | DOH → LHR | May 21, 02:50 UTC | May 21, 05:30 UTC | 2h 40m |
| 2026-05-20 | QTR17E | - | May 20, 11:15 UTC | May 20, 14:55 UTC | 3h 40m |
| 2026-05-20 | QTR17E | - | May 20, 03:05 UTC | May 20, 11:10 UTC | 8h 6m |
| 2026-05-18 | QTR21L | LAX → LGG | May 18, 15:30 UTC | May 18, 21:30 UTC | 5h 59m |
| 2026-05-18 | QTR24H | AMS → DOH | May 18, 05:35 UTC | May 18, 13:10 UTC | 7h 35m |
| 2026-05-17 | QTR815 | HKG → DOH | May 17, 20:40 UTC | May 18, 00:25 UTC | 3h 45m |
| 2026-05-17 | QTR815 | HKG → DOH | May 17, 18:35 UTC | May 17, 18:50 UTC | 15m |
| 2026-05-17 | QTR818 | DOH → HKG | May 17, 07:10 UTC | May 17, 07:35 UTC | 25m |
| 2026-05-17 | QTR818 | DOH → HKG | May 17, 02:10 UTC | May 17, 05:00 UTC | 2h 50m |
| 2026-05-16 | QTR47Y | PHL → DOH | May 16, 15:25 UTC | May 16, 21:05 UTC | 5h 40m |
| 2026-05-15 | QTR29F | LHR → DOH | May 15, 07:30 UTC | May 15, 11:35 UTC | 4h 5m |
| 2026-05-15 | QTR57W | BRU → DOH | May 15, 02:30 UTC | May 15, 05:10 UTC | 2h 40m |
| 2026-05-14 | QTR87Q | ORD → DOH | May 14, 00:55 UTC | May 14, 13:55 UTC | 13h 0m |
| 2026-05-13 | QTR20V | DOH → ORD | May 13, 07:40 UTC | May 13, 21:15 UTC | 13h 35m |
| 2026-05-12 | QTR20V | DOH → ORD | May 12, 23:35 UTC | May 13, 21:15 UTC | 21h 40m |
| 2026-05-12 | QTR20V | DOH → ORD | May 12, 22:55 UTC | May 13, 21:15 UTC | 22h 20m |
| 2026-05-12 | QTR8M | DOH → CMB | May 12, 13:35 UTC | May 13, 13:31 UTC | 23h 55m |
| 2026-05-12 | QTR8M | DOH → CMB | May 12, 13:10 UTC | May 13, 07:40 UTC | 18h 30m |
| 2026-05-11 | QTR5M | EBL → DOH | May 11, 21:05 UTC | May 12, 07:00 UTC | 9h 55m |
| 2026-05-10 | QTR5M | EBL → DOH | May 10, 21:35 UTC | May 11, 21:30 UTC | 23h 56m |
| 2026-05-10 | QTR27R | - | May 10, 11:15 UTC | May 10, 21:59 UTC | 10h 45m |
| 2026-05-09 | QTR40X | DOH → SYD | May 9, 17:45 UTC | May 10, 07:15 UTC | 13h 30m |
| 2026-05-09 | QTR65R | SEA → DOH | May 9, 01:25 UTC | May 9, 14:05 UTC | 12h 40m |
| 2026-05-08 | QTR18F | BUD → DOH | May 8, 11:30 UTC | May 8, 16:10 UTC | 4h 40m |
| 2026-05-06 | QTR21L | LAX → LGG | May 6, 15:25 UTC | May 6, 21:35 UTC | 6h 10m |
| 2026-05-05 | QTR8M | DOH → CMB | May 5, 12:55 UTC | May 6, 03:00 UTC | 14h 5m |
| 2026-05-04 | QTR5M | EBL → DOH | May 4, 22:20 UTC | May 5, 07:50 UTC | 9h 30m |
| 2026-05-04 | QTR29F | LHR → DOH | May 4, 07:20 UTC | May 4, 13:35 UTC | 6h 15m |
| 2026-05-03 | QTR40C | - | May 3, 22:15 UTC | May 4, 05:15 UTC | 7h 0m |
| 2026-05-03 | QTR774 | GRU → DOH | May 3, 05:20 UTC | May 3, 18:25 UTC | 13h 5m |
| 2026-05-02 | QTR773 | DOH → GRU | May 2, 06:35 UTC | May 2, 21:30 UTC | 14h 55m |
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-ANJ page for operator, model, and routing details .