sensors Mode-S transponder
7100B3
ICAO 24-bit transponder address · allocated to Saudi Arabia
Currently assigned to HZ-AK25 · BOEING 777-300ER
- Hex
- 7100B3
- Octal
- 34200263
- Decimal
- 7,405,747
- Country
- SA
- Tail
- HZ-AK25
- Type
- B77W
- Flights observed
- 153
- Distinct callsigns
- 20
- Country
- SA
- Last broadcast
- 15h ago
Last known position
Country allocation
The ICAO 24-bit address 7100B3 falls within the block assigned to Saudi Arabia (SA) by ICAO Annex 10, Volume III. Every aircraft registered in Saudi Arabia 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 |
|---|---|---|---|
| SVA798 | - | 10 | 2026-07-12 |
| SVA862 | - | 8 | 2026-07-01 |
| SVA826 | - | 8 | 2026-06-15 |
| SVA372 | Saudi Arabian Airlines | 8 | 2026-06-12 |
| SVA819 | Saudi Arabian Airlines | 7 | 2026-05-21 |
| SVA373 | - | 7 | 2026-06-12 |
| SVA827 | Saudi Arabian Airlines | 6 | 2026-06-15 |
| SVA818 | Saudi Arabian Airlines | 6 | 2026-05-20 |
| SVA143 | - | 5 | 2026-06-30 |
| SVA810 | - | 4 | 2026-06-22 |
| SVA861 | - | 3 | 2026-07-02 |
| SVA804 | Saudi Arabian Airlines | 3 | 2026-06-23 |
| SVA758 | Saudi Arabian Airlines | 3 | 2026-05-22 |
| SVA736 | - | 3 | 2026-07-05 |
| SVA5814 | - | 3 | 2026-06-08 |
| SVA121 | - | 3 | 2026-07-05 |
| SVA111 | - | 3 | 2026-06-26 |
| SVA110 | - | 3 | 2026-06-26 |
| SVA805 | - | 2 | 2026-06-24 |
| SVA802 | - | 2 | 2026-04-13 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | SVA799 | DAC → MED | Jul 13, 10:00 UTC | Jul 13, 14:30 UTC | 4h 30m |
| 2026-07-12 | SVA798 | - | Jul 12, 11:50 UTC | Jul 13, 07:35 UTC | 19h 45m |
| 2026-07-12 | SVA798 | - | Jul 12, 09:50 UTC | Jul 13, 07:35 UTC | 21h 45m |
| 2026-07-11 | SVA798 | - | Jul 11, 12:50 UTC | Jul 12, 07:35 UTC | 18h 45m |
| 2026-07-11 | SVA798 | - | Jul 11, 10:50 UTC | Jul 12, 07:35 UTC | 20h 45m |
| 2026-07-11 | SVA798 | - | Jul 11, 10:00 UTC | Jul 12, 07:35 UTC | 21h 35m |
| 2026-07-11 | SVA798 | - | Jul 11, 02:40 UTC | Jul 11, 07:40 UTC | 5h 0m |
| 2026-07-09 | SVA799 | DAC → MED | Jul 9, 09:50 UTC | Jul 9, 13:50 UTC | 4h 0m |
| 2026-07-08 | SVA798 | - | Jul 8, 12:50 UTC | Jul 9, 07:35 UTC | 18h 45m |
| 2026-07-08 | SVA798 | - | Jul 8, 10:50 UTC | Jul 9, 07:35 UTC | 20h 45m |
| 2026-07-08 | SVA798 | - | Jul 8, 10:25 UTC | Jul 9, 07:35 UTC | 21h 10m |
| 2026-07-07 | SVA798 | - | Jul 7, 13:00 UTC | Jul 8, 07:15 UTC | 18h 15m |
| 2026-07-06 | SVA122 | - | Jul 6, 15:30 UTC | Jul 7, 09:50 UTC | 18h 20m |
| 2026-07-05 | SVA121 | - | Jul 5, 19:35 UTC | Jul 6, 13:00 UTC | 17h 25m |
| 2026-07-05 | SVA121 | - | Jul 5, 17:25 UTC | Jul 6, 13:00 UTC | 19h 35m |
| 2026-07-05 | SVA736 | - | Jul 5, 12:35 UTC | Jul 5, 13:40 UTC | 1h 5m |
| 2026-07-02 | SVA861 | - | Jul 2, 08:20 UTC | Jul 2, 16:50 UTC | 8h 30m |
| 2026-07-01 | SVA862 | - | Jul 1, 10:50 UTC | Jul 2, 05:35 UTC | 18h 45m |
| 2026-07-01 | SVA862 | - | Jul 1, 10:35 UTC | Jul 2, 05:35 UTC | 19h 0m |
| 2026-07-01 | SVA862 | - | Jul 1, 08:15 UTC | Jul 2, 05:35 UTC | 21h 20m |
| 2026-06-30 | SVA862 | - | Jun 30, 10:50 UTC | Jul 1, 06:10 UTC | 19h 20m |
| 2026-06-30 | SVA862 | - | Jun 30, 10:30 UTC | Jul 1, 06:10 UTC | 19h 40m |
| 2026-06-30 | SVA143 | - | Jun 30, 00:55 UTC | Jun 30, 05:00 UTC | 4h 6m |
| 2026-06-28 | SVA861 | - | Jun 28, 08:00 UTC | Jun 28, 16:19 UTC | 8h 20m |
| 2026-06-27 | SVA862 | - | Jun 27, 20:29 UTC | Jun 28, 05:49 UTC | 9h 20m |
| 2026-06-27 | SVA862 | - | Jun 27, 09:55 UTC | Jun 28, 05:49 UTC | 19h 55m |
| 2026-06-27 | SVA807 | - | Jun 27, 05:39 UTC | Jun 27, 09:40 UTC | 4h 0m |
| 2026-06-26 | SVA110 | - | Jun 26, 09:35 UTC | Jun 27, 03:09 UTC | 17h 35m |
| 2026-06-26 | SVA111 | - | Jun 26, 01:29 UTC | Jun 26, 05:55 UTC | 4h 25m |
| 2026-06-24 | SVA805 | - | Jun 24, 19:00 UTC | Jun 24, 23:40 UTC | 4h 40m |
| 2026-06-23 | SVA804 | JED → DAC | Jun 23, 22:49 UTC | Jun 24, 16:54 UTC | 18h 5m |
| 2026-06-23 | SVA804 | JED → DAC | Jun 23, 21:49 UTC | Jun 24, 16:54 UTC | 19h 5m |
| 2026-06-23 | SVA5906 | - | Jun 23, 00:50 UTC | Jun 23, 20:04 UTC | 19h 15m |
| 2026-06-23 | SVA5906 | DAC → DEL | Jun 23, 00:04 UTC | Jun 23, 20:04 UTC | 20h 0m |
| 2026-06-22 | SVA810 | - | Jun 22, 17:15 UTC | Jun 22, 21:54 UTC | 4h 40m |
| 2026-06-22 | SVA810 | - | Jun 22, 00:50 UTC | Jun 22, 21:54 UTC | 21h 5m |
| 2026-06-22 | SVA810 | - | Jun 22, 00:34 UTC | Jun 22, 21:54 UTC | 21h 20m |
| 2026-06-21 | SVA740 | - | Jun 21, 19:14 UTC | Jun 21, 22:34 UTC | 3h 20m |
| 2026-06-19 | SVA9647 | - | Jun 19, 10:04 UTC | Jun 19, 19:39 UTC | 9h 35m |
| 2026-06-18 | SVA5908 | DEL → DEL | Jun 18, 18:30 UTC | Jun 19, 08:14 UTC | 13h 44m |
| 2026-06-18 | SVA5900 | DAC → DEL | Jun 18, 00:00 UTC | Jun 18, 16:40 UTC | 16h 40m |
| 2026-06-17 | SVA810 | - | Jun 17, 05:50 UTC | Jun 17, 21:55 UTC | 16h 5m |
| 2026-06-16 | SVA340 | ALG → JED | Jun 16, 14:50 UTC | Jun 17, 03:30 UTC | 12h 41m |
| 2026-06-15 | SVA5555 | - | Jun 15, 21:40 UTC | Jun 16, 12:10 UTC | 14h 30m |
| 2026-06-15 | SVA827 | CGK → JED | Jun 15, 18:04 UTC | Jun 15, 18:15 UTC | 10m |
| 2026-06-15 | SVA826 | - | Jun 15, 07:25 UTC | Jun 15, 15:30 UTC | 8h 5m |
| 2026-06-14 | SVA5748 | - | Jun 14, 05:40 UTC | Jun 14, 17:35 UTC | 11h 55m |
| 2026-06-14 | SVA734 | MED → LHE | Jun 14, 00:45 UTC | Jun 14, 03:25 UTC | 2h 40m |
| 2026-06-12 | SVA372 | CMN → JED | Jun 12, 16:25 UTC | Jun 12, 20:10 UTC | 3h 45m |
| 2026-06-12 | SVA373 | - | Jun 12, 03:40 UTC | Jun 12, 14:01 UTC | 10h 20m |
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 HZ-AK25 page for operator, model, and routing details .