sensors Mode-S transponder
040033
ICAO 24-bit transponder address · allocated to Ethiopia
Currently assigned to ET-ANR · BOEING 777-200LR
- Hex
- 040033
- Octal
- 01000063
- Decimal
- 262,195
- Country
- ET
- Tail
- ET-ANR
- Type
- B77L
- Flights observed
- 112
- Distinct callsigns
- 20
- Country
- ET
- Last broadcast
- 19h ago
Last known position
Country allocation
The ICAO 24-bit address 040033 falls within the block assigned to Ethiopia (ET) by ICAO Annex 10, Volume III. Every aircraft registered in Ethiopia 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 |
|---|---|---|---|
| ETH616 | - | 13 | 2026-07-10 |
| ETH617 | - | 11 | 2026-07-11 |
| ETH686 | - | 10 | 2026-07-12 |
| ETH640 | Ethiopian Airlines | 9 | 2026-06-19 |
| ETH506 | Ethiopian Airlines | 9 | 2026-05-17 |
| ETH507 | Ethiopian Airlines | 8 | 2026-05-18 |
| ETH689 | - | 6 | 2026-07-03 |
| ETH611 | Ethiopian Airlines | 6 | 2026-06-19 |
| ETH715 | - | 4 | 2026-07-06 |
| ETH714 | - | 4 | 2026-07-06 |
| ETH687 | - | 4 | 2026-07-13 |
| ETH628 | - | 4 | 2026-07-09 |
| ETH610 | Ethiopian Airlines | 4 | 2026-06-17 |
| ETH858 | - | 3 | 2026-07-11 |
| ETH688 | - | 3 | 2026-07-13 |
| ETH609 | - | 3 | 2026-06-15 |
| ETH629 | - | 2 | 2026-07-09 |
| ETH608 | - | 2 | 2026-06-15 |
| ETH907 | Ethiopian Airlines | 1 | 2026-05-02 |
| ETH859 | Ethiopian Airlines | 1 | 2026-07-05 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-07-13 | ETH687 | - | Jul 13, 22:05 UTC | Jul 13, 22:35 UTC | 30m |
| 2026-07-13 | ETH688 | - | Jul 13, 04:40 UTC | Jul 13, 20:25 UTC | 15h 45m |
| 2026-07-12 | ETH686 | - | Jul 12, 23:55 UTC | Jul 13, 02:30 UTC | 2h 35m |
| 2026-07-11 | ETH858 | - | Jul 11, 21:10 UTC | Jul 11, 21:30 UTC | 20m |
| 2026-07-11 | ETH617 | - | Jul 11, 03:40 UTC | Jul 11, 19:15 UTC | 15h 35m |
| 2026-07-10 | ETH616 | - | Jul 10, 08:00 UTC | Jul 10, 22:40 UTC | 14h 40m |
| 2026-07-09 | ETH616 | - | Jul 9, 21:45 UTC | Jul 10, 20:45 UTC | 23h 0m |
| 2026-07-09 | ETH629 | - | Jul 9, 19:15 UTC | Jul 9, 19:30 UTC | 15m |
| 2026-07-09 | ETH629 | - | Jul 9, 13:50 UTC | Jul 9, 17:00 UTC | 3h 10m |
| 2026-07-09 | ETH628 | - | Jul 9, 10:20 UTC | Jul 9, 10:35 UTC | 15m |
| 2026-07-09 | ETH628 | - | Jul 9, 07:35 UTC | Jul 9, 09:45 UTC | 2h 10m |
| 2026-07-09 | ETH628 | - | Jul 9, 02:25 UTC | Jul 9, 06:05 UTC | 3h 40m |
| 2026-07-08 | ETH628 | - | Jul 8, 09:40 UTC | Jul 9, 06:05 UTC | 20h 25m |
| 2026-07-07 | ETH858 | JNB → ADD | Jul 7, 21:10 UTC | Jul 8, 09:45 UTC | 12h 35m |
| 2026-07-07 | ETH849 | - | Jul 7, 18:15 UTC | Jul 7, 18:50 UTC | 35m |
| 2026-07-06 | ETH715 | - | Jul 6, 22:50 UTC | Jul 7, 18:50 UTC | 20h 0m |
| 2026-07-06 | ETH715 | - | Jul 6, 20:50 UTC | Jul 7, 18:50 UTC | 22h 0m |
| 2026-07-06 | ETH715 | ARN → JNB | Jul 6, 20:15 UTC | Jul 7, 18:45 UTC | 22h 30m |
| 2026-07-06 | ETH715 | OSL → ARN | Jul 6, 18:00 UTC | Jul 6, 18:40 UTC | 40m |
| 2026-07-06 | ETH714 | ARN → OSL | Jul 6, 06:15 UTC | Jul 6, 07:00 UTC | 45m |
| 2026-07-06 | ETH714 | - | Jul 6, 00:35 UTC | Jul 6, 04:35 UTC | 4h 0m |
| 2026-07-05 | ETH714 | - | Jul 5, 06:50 UTC | Jul 6, 04:35 UTC | 21h 45m |
| 2026-07-05 | ETH714 | - | Jul 5, 06:35 UTC | Jul 6, 04:35 UTC | 22h 0m |
| 2026-07-05 | ETH859 | ADD → JNB | Jul 5, 01:05 UTC | Jul 5, 01:35 UTC | 30m |
| 2026-07-03 | ETH687 | DEL → ADD | Jul 3, 21:20 UTC | Jul 3, 23:05 UTC | 1h 45m |
| 2026-07-03 | ETH689 | - | Jul 3, 04:25 UTC | Jul 3, 19:25 UTC | 15h 0m |
| 2026-07-02 | ETH686 | - | Jul 2, 07:30 UTC | Jul 3, 02:20 UTC | 18h 50m |
| 2026-07-02 | ETH617 | CAN → ADD | Jul 2, 04:50 UTC | Jul 3, 02:20 UTC | 21h 30m |
| 2026-07-02 | ETH617 | CAN → ADD | Jul 2, 02:50 UTC | Jul 3, 02:20 UTC | 23h 30m |
| 2026-07-01 | ETH616 | - | Jul 1, 18:15 UTC | Jul 1, 22:55 UTC | 4h 40m |
| 2026-06-30 | ETH616 | - | Jun 30, 22:50 UTC | Jul 1, 21:55 UTC | 23h 5m |
| 2026-06-30 | ETH721 | IST → ADD | Jun 30, 21:45 UTC | Jul 1, 20:45 UTC | 23h 0m |
| 2026-06-30 | ETH617 | CAN → ADD | Jun 30, 02:30 UTC | Jun 30, 18:25 UTC | 15h 55m |
| 2026-06-29 | ETH616 | - | Jun 29, 18:05 UTC | Jun 29, 21:34 UTC | 3h 30m |
| 2026-06-27 | ETH617 | CAN → ADD | Jun 27, 03:30 UTC | Jun 27, 08:44 UTC | 5h 15m |
| 2026-06-26 | ETH616 | - | Jun 26, 04:55 UTC | Jun 26, 20:44 UTC | 15h 50m |
| 2026-06-26 | ETH686 | - | Jun 26, 01:54 UTC | Jun 26, 02:40 UTC | 45m |
| 2026-06-21 | ETH687 | DEL → ADD | Jun 21, 21:34 UTC | Jun 21, 22:04 UTC | 30m |
| 2026-06-21 | ETH688 | - | Jun 21, 04:30 UTC | Jun 21, 19:50 UTC | 15h 20m |
| 2026-06-21 | ETH686 | - | Jun 21, 01:49 UTC | Jun 21, 02:35 UTC | 45m |
| 2026-06-19 | ETH611 | BOM → ADD | Jun 19, 22:55 UTC | Jun 19, 23:25 UTC | 30m |
| 2026-06-19 | ETH640 | ADD → BOM | Jun 19, 00:49 UTC | Jun 19, 20:29 UTC | 19h 40m |
| 2026-06-19 | ETH640 | ADD → BOM | Jun 19, 00:34 UTC | Jun 19, 20:29 UTC | 19h 55m |
| 2026-06-17 | ETH611 | BOM → ADD | Jun 17, 22:55 UTC | Jun 17, 23:30 UTC | 35m |
| 2026-06-17 | ETH640 | ADD → BOM | Jun 17, 06:00 UTC | Jun 17, 20:30 UTC | 14h 30m |
| 2026-06-17 | ETH610 | ADD → BOM | Jun 17, 01:55 UTC | Jun 17, 02:50 UTC | 55m |
| 2026-06-15 | ETH609 | - | Jun 15, 21:45 UTC | Jun 15, 22:10 UTC | 25m |
| 2026-06-15 | ETH609 | - | Jun 15, 19:10 UTC | Jun 15, 19:25 UTC | 15m |
| 2026-06-15 | ETH609 | - | Jun 15, 16:09 UTC | Jun 15, 17:30 UTC | 1h 20m |
| 2026-06-15 | ETH608 | - | Jun 15, 07:05 UTC | Jun 15, 08:35 UTC | 1h 30m |
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 ET-ANR page for operator, model, and routing details .