sensors Mode-S transponder
040230
ICAO 24-bit transponder address · allocated to Ethiopia
Currently assigned to ET-BAG · BOEING 737 MAX 8
- Hex
- 040230
- Octal
- 01001060
- Decimal
- 262,704
- Country
- ET
- Tail
- ET-BAG
- Type
- B38M
- Flights observed
- 58
- Distinct callsigns
- 17
- Country
- ET
- Last broadcast
- 3h ago
Last known position
Country allocation
The ICAO 24-bit address 040230 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 17 distinct
| Callsign | Airline | Flights | Last seen |
|---|---|---|---|
| SKK070 | Skylink Aviation | 11 | 2026-05-26 |
| SKK071 | Skylink Aviation | 8 | 2026-05-27 |
| SKK052 | Skylink Aviation | 6 | 2026-05-06 |
| SKK053 | Skylink Aviation | 4 | 2026-05-07 |
| SKK050 | Skylink Aviation | 4 | 2026-05-22 |
| SKK035 | - | 4 | 2026-05-27 |
| SKK051 | Skylink Aviation | 3 | 2026-05-18 |
| SKK022 | Skylink Aviation | 3 | 2026-05-09 |
| SKK078 | Skylink Aviation | 2 | 2026-05-29 |
| SKK075 | Skylink Aviation | 2 | 2026-04-23 |
| SKK074 | Skylink Aviation | 2 | 2026-04-19 |
| SKK055 | Skylink Aviation | 2 | 2026-05-08 |
| SKK054 | - | 2 | 2026-05-07 |
| SKK023 | Skylink Aviation | 2 | 2026-05-10 |
| SKK079 | Skylink Aviation | 1 | 2026-05-30 |
| SKK011 | Skylink Aviation | 1 | 2026-05-20 |
| SKK010 | Skylink Aviation | 1 | 2026-05-19 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-30 | SKK079 | NBO → LFW | May 30, 10:15 UTC | May 30, 10:25 UTC | 10m |
| 2026-05-29 | SKK078 | LFW → NBO | May 29, 14:35 UTC | May 29, 14:45 UTC | 10m |
| 2026-05-27 | SKK035 | - | May 27, 16:05 UTC | May 28, 08:30 UTC | 16h 25m |
| 2026-05-27 | SKK071 | FIH → LFW | May 27, 04:14 UTC | May 27, 04:45 UTC | 30m |
| 2026-05-26 | SKK070 | FIH → JNB | May 26, 21:04 UTC | May 26, 21:44 UTC | 40m |
| 2026-05-24 | SKK071 | FIH → LFW | May 24, 03:40 UTC | May 24, 04:15 UTC | 35m |
| 2026-05-23 | SKK070 | FIH → JNB | May 23, 07:50 UTC | May 23, 22:30 UTC | 14h 41m |
| 2026-05-22 | SKK050 | LFW → DSS | May 22, 03:50 UTC | May 22, 19:30 UTC | 15h 40m |
| 2026-05-21 | SKK070 | FIH → JNB | May 21, 21:15 UTC | May 21, 21:50 UTC | 35m |
| 2026-05-20 | SKK011 | ABJ → LFW | May 20, 06:40 UTC | May 20, 08:00 UTC | 1h 20m |
| 2026-05-19 | SKK010 | LFW → ABJ | May 19, 18:05 UTC | May 19, 18:45 UTC | 40m |
| 2026-05-18 | SKK051 | DSS → COO | May 18, 09:40 UTC | May 18, 10:15 UTC | 35m |
| 2026-05-17 | SKK050 | LFW → DSS | May 17, 03:45 UTC | May 17, 17:10 UTC | 13h 25m |
| 2026-05-16 | SKK070 | FIH → JNB | May 16, 23:05 UTC | May 16, 23:45 UTC | 40m |
| 2026-05-15 | SKK071 | FIH → LFW | May 15, 03:40 UTC | May 15, 04:10 UTC | 30m |
| 2026-05-14 | SKK070 | FIH → JNB | May 14, 21:05 UTC | May 14, 21:40 UTC | 35m |
| 2026-05-13 | SKK051 | DSS → COO | May 13, 06:50 UTC | May 13, 07:25 UTC | 35m |
| 2026-05-12 | SKK050 | LFW → DSS | May 12, 09:55 UTC | May 12, 18:55 UTC | 9h 0m |
| 2026-05-11 | SKK078 | - | May 11, 14:20 UTC | May 11, 14:35 UTC | 15m |
| 2026-05-11 | SKK035 | - | May 11, 08:05 UTC | May 11, 08:35 UTC | 30m |
| 2026-05-10 | SKK023 | BJL → FNA | May 10, 06:20 UTC | May 10, 06:30 UTC | 10m |
| 2026-05-09 | SKK022 | FNA → BJL | May 9, 17:45 UTC | May 9, 18:25 UTC | 40m |
| 2026-05-08 | SKK055 | RAI → DSS | May 8, 08:40 UTC | May 8, 09:09 UTC | 30m |
| 2026-05-08 | SKK055 | RAI → DSS | May 8, 06:54 UTC | May 8, 07:29 UTC | 35m |
| 2026-05-07 | SKK054 | - | May 7, 17:25 UTC | May 7, 17:55 UTC | 30m |
| 2026-05-07 | SKK054 | - | May 7, 08:30 UTC | May 7, 16:05 UTC | 7h 35m |
| 2026-05-07 | SKK053 | OXB → DSS | May 7, 07:00 UTC | May 7, 07:30 UTC | 30m |
| 2026-05-06 | SKK052 | LFW → DSS | May 6, 17:25 UTC | May 6, 17:50 UTC | 24m |
| 2026-05-06 | SKK052 | LFW → DSS | May 6, 15:50 UTC | May 6, 16:30 UTC | 40m |
| 2026-05-05 | SKK035 | - | May 5, 08:25 UTC | May 5, 08:55 UTC | 30m |
| 2026-05-04 | SKK035 | - | May 4, 10:05 UTC | May 5, 08:55 UTC | 22h 51m |
| 2026-05-04 | SKK051 | DSS → COO | May 4, 09:45 UTC | May 4, 10:15 UTC | 30m |
| 2026-05-03 | SKK050 | LFW → DSS | May 3, 03:35 UTC | May 3, 16:55 UTC | 13h 20m |
| 2026-05-02 | SKK070 | FIH → JNB | May 2, 21:10 UTC | May 2, 21:45 UTC | 35m |
| 2026-05-01 | SKK071 | FIH → LFW | May 1, 04:10 UTC | May 1, 04:45 UTC | 35m |
| 2026-04-30 | SKK070 | FIH → JNB | Apr 30, 06:25 UTC | Apr 30, 21:50 UTC | 15h 25m |
| 2026-04-29 | SKK022 | FNA → BJL | Apr 29, 18:15 UTC | Apr 29, 18:35 UTC | 20m |
| 2026-04-28 | SKK053 | OXB → DSS | Apr 28, 08:30 UTC | Apr 28, 09:05 UTC | 35m |
| 2026-04-28 | SKK053 | OXB → DSS | Apr 28, 06:55 UTC | Apr 28, 07:20 UTC | 25m |
| 2026-04-27 | SKK052 | LFW → DSS | Apr 27, 17:25 UTC | Apr 27, 17:45 UTC | 20m |
| 2026-04-27 | SKK052 | LFW → DSS | Apr 27, 03:45 UTC | Apr 27, 16:15 UTC | 12h 30m |
| 2026-04-26 | SKK071 | FIH → LFW | Apr 26, 03:50 UTC | Apr 26, 22:00 UTC | 18h 10m |
| 2026-04-25 | SKK070 | FIH → JNB | Apr 25, 21:50 UTC | Apr 25, 22:30 UTC | 40m |
| 2026-04-24 | SKK071 | FIH → LFW | Apr 24, 04:20 UTC | Apr 24, 04:50 UTC | 30m |
| 2026-04-23 | SKK075 | LBV → LFW | Apr 23, 03:30 UTC | Apr 23, 21:50 UTC | 18h 20m |
| 2026-04-22 | SKK071 | FIH → LFW | Apr 22, 03:55 UTC | Apr 22, 21:50 UTC | 17h 55m |
| 2026-04-21 | SKK070 | FIH → JNB | Apr 21, 10:15 UTC | Apr 21, 21:40 UTC | 11h 25m |
| 2026-04-20 | SKK075 | LBV → LFW | Apr 20, 03:45 UTC | Apr 20, 14:30 UTC | 10h 45m |
| 2026-04-19 | SKK074 | LBV → JNB | Apr 19, 04:05 UTC | Apr 19, 22:45 UTC | 18h 40m |
| 2026-04-19 | SKK074 | LBV → JNB | Apr 19, 03:40 UTC | Apr 19, 22:45 UTC | 19h 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 ET-BAG page for operator, model, and routing details .