sensors Mode-S transponder
0C4185
ICAO 24-bit transponder address · allocated to Dominican Republic
Currently assigned to HI1081 · BOEING 737 MAX 8
- Hex
- 0C4185
- Octal
- 03040605
- Decimal
- 803,205
- Country
- DO
- Tail
- HI1081
- Type
- B38M
- Flights observed
- 124
- Distinct callsigns
- 20
- Country
- DO
- Last broadcast
- 2h ago
Last known position
Country allocation
The ICAO 24-bit address 0C4185 falls within the block assigned to Dominican Republic (DO) by ICAO Annex 10, Volume III. Every aircraft registered in Dominican Republic 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 |
|---|---|---|---|
| DWI6021 | - | 9 | 2026-04-18 |
| DWI6020 | Arajet | 9 | 2026-05-04 |
| DWI2310 | Arajet | 8 | 2026-05-29 |
| DWI7104 | Arajet | 6 | 2026-05-22 |
| DWI6200 | Arajet | 6 | 2026-05-15 |
| DWI6268 | Arajet | 5 | 2026-05-04 |
| DWI6269 | Arajet | 4 | 2026-04-24 |
| DWI6261 | Arajet | 4 | 2026-05-22 |
| DWI6260 | Arajet | 4 | 2026-05-21 |
| DWI6087 | Arajet | 4 | 2026-05-20 |
| DWI5221 | Arajet | 4 | 2026-05-05 |
| DWI7002 | Arajet | 3 | 2026-05-25 |
| DWI6201 | Arajet | 3 | 2026-05-16 |
| DWI6080 | Arajet | 3 | 2026-05-19 |
| DWI5974 | Arajet | 3 | 2026-05-12 |
| DWI5220 | Arajet | 3 | 2026-05-05 |
| DWI7105 | Arajet | 2 | 2026-05-23 |
| DWI6462 | Arajet | 2 | 2026-05-02 |
| DWI6265 | Arajet | 2 | 2026-05-14 |
| DWI6206 | Arajet | 2 | 2026-05-12 |
Recent flights last 50
| Date | Flight | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|---|
| 2026-05-30 | DWI4460 | SDQ → SJO | May 30, 20:20 UTC | May 30, 20:35 UTC | 15m |
| 2026-05-30 | DWI1503 | BOG → SDQ | May 30, 16:30 UTC | May 30, 17:20 UTC | 50m |
| 2026-05-30 | DWI1503 | BOG → SDQ | May 30, 15:20 UTC | May 30, 15:35 UTC | 15m |
| 2026-05-30 | DWI2363 | EWR → SDQ | May 30, 05:15 UTC | May 30, 12:35 UTC | 7h 20m |
| 2026-05-29 | DWI2362 | SDQ → EWR | May 29, 16:35 UTC | May 30, 03:15 UTC | 10h 40m |
| 2026-05-29 | DWI2310 | BOS → EWR | May 29, 12:00 UTC | May 29, 14:35 UTC | 2h 35m |
| 2026-05-28 | DWI4601 | GUA → SDQ | May 28, 15:05 UTC | May 28, 17:45 UTC | 2h 40m |
| 2026-05-28 | DWI4600 | SDQ → GUA | May 28, 05:45 UTC | May 28, 13:40 UTC | 7h 55m |
| 2026-05-28 | DWI2100 | SDQ → MIA | May 28, 02:15 UTC | May 28, 03:50 UTC | 1h 35m |
| 2026-05-27 | DWI4603 | GUA → SDQ | May 27, 20:55 UTC | May 27, 23:35 UTC | 2h 40m |
| 2026-05-27 | DWI4602 | SDQ → GUA | May 27, 16:30 UTC | May 27, 19:25 UTC | 2h 55m |
| 2026-05-26 | DWI3261 | EZE → SDQ | May 26, 19:40 UTC | May 27, 02:09 UTC | 6h 30m |
| 2026-05-26 | DWI3260 | SDQ → EZE | May 26, 17:55 UTC | May 26, 18:14 UTC | 20m |
| 2026-05-25 | DWI3260 | SDQ → EZE | May 25, 23:40 UTC | May 26, 14:40 UTC | 15h 0m |
| 2026-05-25 | DWI7002 | PUJ → CUN | May 25, 16:30 UTC | May 25, 22:19 UTC | 5h 49m |
| 2026-05-25 | DWI1501 | BOG → PUJ | May 25, 15:25 UTC | May 25, 15:40 UTC | 15m |
| 2026-05-25 | DWI1506 | SDQ → BOG | May 25, 13:50 UTC | May 25, 14:05 UTC | 15m |
| 2026-05-25 | DWI2363 | EWR → SDQ | May 25, 05:10 UTC | May 25, 12:55 UTC | 7h 45m |
| 2026-05-24 | DWI5382 | PUJ → EWR | May 24, 08:25 UTC | May 25, 03:10 UTC | 18h 45m |
| 2026-05-23 | DWI7105 | NLU → PUJ | May 23, 17:30 UTC | May 24, 04:10 UTC | 10h 41m |
| 2026-05-22 | DWI7104 | PUJ → NLU | May 22, 23:00 UTC | May 23, 16:10 UTC | 17h 9m |
| 2026-05-22 | DWI7104 | PUJ → NLU | May 22, 19:20 UTC | May 23, 16:10 UTC | 20h 50m |
| 2026-05-22 | DWI1732 | PUJ → MDE | May 22, 14:15 UTC | May 23, 12:20 UTC | 22h 4m |
| 2026-05-22 | DWI6261 | EZE → PUJ | May 22, 07:50 UTC | May 22, 23:25 UTC | 15h 35m |
| 2026-05-21 | DWI6260 | PUJ → EZE | May 21, 12:50 UTC | May 22, 06:15 UTC | 17h 25m |
| 2026-05-20 | DWI6087 | GRU → PUJ | May 20, 17:25 UTC | May 21, 16:10 UTC | 22h 45m |
| 2026-05-20 | DWI6087 | GRU → PUJ | May 20, 15:20 UTC | May 21, 13:10 UTC | 21h 50m |
| 2026-05-20 | DWI6087 | GRU → PUJ | May 20, 13:20 UTC | May 21, 13:10 UTC | 23h 50m |
| 2026-05-20 | DWI6087 | GRU → PUJ | May 20, 12:45 UTC | May 20, 18:05 UTC | 5h 20m |
| 2026-05-19 | DWI6081 | GRU → PUJ | May 19, 14:20 UTC | May 20, 05:35 UTC | 15h 16m |
| 2026-05-19 | DWI6080 | PUJ → GRU | May 19, 06:35 UTC | May 19, 11:40 UTC | 5h 5m |
| 2026-05-18 | DWI6080 | PUJ → GRU | May 18, 15:20 UTC | May 19, 11:40 UTC | 20h 19m |
| 2026-05-18 | DWI6080 | PUJ → GRU | May 18, 14:50 UTC | May 19, 11:40 UTC | 20h 49m |
| 2026-05-18 | DWI5420 | PUJ → ORD | May 18, 10:25 UTC | May 18, 12:35 UTC | 2h 10m |
| 2026-05-16 | DWI6201 | EZE → PUJ | May 16, 00:55 UTC | May 16, 07:41 UTC | 6h 46m |
| 2026-05-15 | DWI6200 | PUJ → EZE | May 15, 16:25 UTC | May 15, 23:10 UTC | 6h 45m |
| 2026-05-14 | DWI6200 | PUJ → EZE | May 14, 23:20 UTC | May 15, 23:10 UTC | 23h 49m |
| 2026-05-14 | DWI6265 | EZE → PUJ | May 14, 23:05 UTC | May 15, 16:30 UTC | 17h 24m |
| 2026-05-14 | DWI6265 | EZE → PUJ | May 14, 14:25 UTC | May 14, 20:45 UTC | 6h 20m |
| 2026-05-14 | DWI6264 | PUJ → EZE | May 14, 01:00 UTC | May 14, 12:05 UTC | 11h 5m |
| 2026-05-13 | DWI7002 | PUJ → CUN | May 13, 23:25 UTC | May 13, 23:55 UTC | 30m |
| 2026-05-13 | DWI7002 | PUJ → CUN | May 13, 11:20 UTC | May 13, 21:40 UTC | 10h 20m |
| 2026-05-12 | DWI5974 | PUJ → YUL | May 12, 12:40 UTC | May 13, 04:20 UTC | 15h 40m |
| 2026-05-12 | DWI5974 | PUJ → YUL | May 12, 07:20 UTC | May 13, 04:20 UTC | 21h 0m |
| 2026-05-12 | DWI5974 | PUJ → YUL | May 12, 06:05 UTC | May 13, 04:20 UTC | 22h 15m |
| 2026-05-12 | DWI6206 | PUJ → EZE | May 12, 02:45 UTC | May 12, 03:05 UTC | 20m |
| 2026-05-10 | DWI6771 | LIM → PUJ | May 10, 08:25 UTC | May 10, 11:50 UTC | 3h 25m |
| 2026-05-09 | DWI5311 | EWR → PUJ | May 9, 18:10 UTC | May 10, 04:04 UTC | 9h 55m |
| 2026-05-09 | DWI2310 | BOS → EWR | May 9, 15:45 UTC | May 9, 16:25 UTC | 40m |
| 2026-05-09 | DWI2310 | BOS → EWR | May 9, 13:00 UTC | May 9, 13:55 UTC | 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 HI1081 page for operator, model, and routing details .