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Aircraft
N421DX
Common
- Mode S hex
- A4FFB7
- Manufacturer
- Airbus Sas
- Serial number
- 2028
- Year built
- 20233 years old
- Operator
- Delta Air Lines (DAL)
- Country of registration
- États-UnisICAO address allocated by United States, aircraft registered in États-Unis.
- First contact
- 11 Apr 2023, 04:54
- Last contact
- 11 Oct 2026, 15:17
- Logged visits
- 315
The station's story
- Cumulative contact time
- 112 h
- Distinct days
- 180
- Highest captured altitude
- 41,000 ft
- Discovery rank
- #48,585 of 60,416
- Longest contact
- 0 h 33 min
- Contacts on this Mode S address
- 316 contacts on the address, 315 under this registration: the address has carried several identities over time.
Observed callsigns
DAL (315 contacts, 2023-2026)
Operator as per the registry of 12 Oct 2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| DAL241 | LGAV > KBOS | 11 Oct 2026, 15:0311 Oct 2026 | 11 Oct 2026, 15:17 | 36,000 ft | 426 |
| DAL222 | KATL > LGAV | 11 Oct 2026, 07:1011 Oct 2026 | 11 Oct 2026, 07:23 | 39,025 ft | 418 |
| DAL215 | LIRF > KATL | 10 Oct 2026, 10:5410 Oct 2026 | 10 Oct 2026, 11:09 | 34,000 ft | 524 |
| DAL214 | KATL > LIRF | 10 Oct 2026, 05:1910 Oct 2026 | 10 Oct 2026, 05:40 | 37,000 ft | 1,527 |
| DAL223 | LGAV > KATL | 3 Oct 2026, 11:023 Oct 2026 | 3 Oct 2026, 11:27 | 34,000 ft | 891 |
| DAL240 | KBOS > LGAV | 3 Oct 2026, 03:253 Oct 2026 | 3 Oct 2026, 03:56 | 40,000 ft | 2,484 |
| DAL241 | LGAV > KBOS | 30 Sept 2026, 15:3630 Sept 2026 | 30 Sept 2026, 16:03 | 36,000 ft | 1,118 |
| DAL222 | KATL > LGAV | 30 Sept 2026, 08:5930 Sept 2026 | 30 Sept 2026, 09:24 | 39,000 ft | 860 |
| DAL297 | LGAV > KATL | 29 Sept 2026, 13:0829 Sept 2026 | 29 Sept 2026, 13:33 | 36,000 ft | 493 |
| DAL296 | KATL > LGAV | 29 Sept 2026, 05:3629 Sept 2026 | 29 Sept 2026, 06:01 | 39,000 ft | 1,595 |
| DAL43 | LIRF > KSEA | 19 Sept 2026, 13:2319 Sept 2026 | 19 Sept 2026, 13:53 | 34,000 ft | 1,562 |
| DAL42 | KSEA > LIRF | 19 Sept 2026, 08:3719 Sept 2026 | 19 Sept 2026, 09:11 | 39,000 ft | 1,663 |
| DAL215 | LIRF > KATL | 10 Sept 2026, 11:3210 Sept 2026 | 10 Sept 2026, 11:57 | 36,000 ft | 513 |
| DAL214 | KATL > LIRF | 10 Sept 2026, 06:0010 Sept 2026 | 10 Sept 2026, 06:23 | 39,000 ft | 1,367 |
| DAL296 | KATL > LGAV | 8 Sept 2026, 06:108 Sept 2026 | 8 Sept 2026, 06:25 | 39,000 ft | 884 |
| DAL215 | LIRF > KATL | 5 Sept 2026, 11:005 Sept 2026 | 5 Sept 2026, 11:14 | 36,000 ft | 359 |
| DAL214 | KATL > LIRF | 5 Sept 2026, 06:065 Sept 2026 | 5 Sept 2026, 06:33 | 39,000 ft | 2,090 |
| DAL67 | LIRF > KATL | 1 Sept 2026, 14:101 Sept 2026 | 1 Sept 2026, 14:30 | 36,000 ft | 692 |
| DAL66 | KATL > LIRF | 1 Sept 2026, 09:001 Sept 2026 | 1 Sept 2026, 09:30 | 39,000 ft | 1,231 |
| DAL240 | KBOS > LGAV | 31 Aug 2026, 04:2431 Aug 2026 | 31 Aug 2026, 04:47 | 39,025 ft | 1,659 |
| DAL296 | KATL > LGAV | 20 Aug 2026, 06:1320 Aug 2026 | 20 Aug 2026, 06:34 | 39,000 ft | 1,296 |
| DAL223 | LGAV > KATL | 16 Aug 2026, 11:1016 Aug 2026 | 16 Aug 2026, 11:23 | 34,000 ft | 431 |
| DAL223 | LGAV > KATL | 6 Aug 2026, 10:496 Aug 2026 | 6 Aug 2026, 11:14 | 34,000 ft | 557 |
| DAL240 | KBOS > LGAV | 6 Aug 2026, 04:026 Aug 2026 | 6 Aug 2026, 04:33 | 39,000 ft | 2,839 |
| DAL207 | LIRF > KDTW | 3 Aug 2026, 10:193 Aug 2026 | 3 Aug 2026, 10:33 | 36,000 ft | 337 |
