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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
- 6 Aug 2026, 11:14
- Logged visits
- 293
The station's story
- Cumulative contact time
- 103 h
- Distinct days
- 167
- Highest captured altitude
- 41,000 ft
- Discovery rank
- #48,145 of 57,065
- Longest contact
- 0 h 33 min
- Contacts on this Mode S address
- 294 contacts on the address, 293 under this registration: the address has carried several identities over time.
Observed callsigns
DAL (293 contacts, 2023-2026)
Operator as per the registry of 21.07.2026; observed callsigns are the freshest measurement.
Visits
| Callsign | Route | First contact | Last contact | Altitude at end of contact | Positions |
|---|---|---|---|---|---|
| DAL215 | LIRF > KATL | 29 May 2026, 11:1829 May 2026 | 29 May 2026, 11:30 | 34,000 ft | 464 |
| DAL214 | KATL > LIRF | 29 May 2026, 06:1229 May 2026 | 29 May 2026, 06:34 | 39,000 ft | 1,270 |
| DAL67 | LIRF > KATL | 24 May 2026, 14:5124 May 2026 | 24 May 2026, 15:02 | 34,000 ft | 493 |
| DAL66 | KATL > LIRF | 24 May 2026, 10:2224 May 2026 | 24 May 2026, 10:46 | 39,000 ft | 729 |
| DAL223 | LGAV > KATL | 23 May 2026, 10:5823 May 2026 | 23 May 2026, 11:23 | 34,000 ft | 805 |
| DAL240 | KBOS > LGAV | 23 May 2026, 03:1723 May 2026 | 23 May 2026, 03:48 | 39,000 ft | 2,758 |
| DAL299 | KJFK > KJAX | 17 May 2026, 16:2017 May 2026 | 17 May 2026, 16:42 | 34,000 ft | 1,087 |
| DAL298 | KATL > KSFO | 17 May 2026, 11:0817 May 2026 | 17 May 2026, 11:30 | 39,000 ft | 756 |
| DAL223 | LGAV > KATL | 13 May 2026, 11:0613 May 2026 | 13 May 2026, 11:33 | 36,000 ft | 898 |
| DAL240 | KBOS > LGAV | 13 May 2026, 03:4813 May 2026 | 13 May 2026, 04:04 | 39,000 ft | 1,531 |
| DAL213 | LGAV > KJFK | 8 May 2026, 16:578 May 2026 | 8 May 2026, 17:13 | 38,000 ft | 601 |
| DAL212 | KJFK > LGAV | 8 May 2026, 09:338 May 2026 | 8 May 2026, 09:57 | 37,000 ft | 1,250 |
| DAL113 | LIRF > KBOS | 20 Apr 2026, 14:1820 Apr 2026 | 20 Apr 2026, 14:33 | 38,000 ft | 718 |
| DAL298 | KATL > KSFO | 20 Apr 2026, 08:5320 Apr 2026 | 20 Apr 2026, 09:15 | 39,000 ft | 825 |
| DAL241 | LGAV > KBOS | 16 Apr 2026, 15:0816 Apr 2026 | 16 Apr 2026, 15:37 | 38,000 ft | 1,303 |
| DAL222 | KATL > LGAV | 16 Apr 2026, 07:1816 Apr 2026 | 16 Apr 2026, 07:44 | 39,000 ft | 997 |
| DAL215 | LIRF > KATL | 15 Apr 2026, 11:0415 Apr 2026 | 15 Apr 2026, 11:18 | 34,000 ft | 631 |
| DAL214 | KATL > LIRF | 15 Apr 2026, 06:2315 Apr 2026 | 15 Apr 2026, 06:46 | 39,000 ft | 1,403 |
| DAL67 | LIRF > KATL | 13 Apr 2026, 15:3413 Apr 2026 | 13 Apr 2026, 15:53 | 34,000 ft | 1,291 |
| DAL66 | KATL > LIRF | 13 Apr 2026, 11:1513 Apr 2026 | 13 Apr 2026, 11:38 | 39,000 ft | 864 |
| DAL215 | LIRF > KATL | 12 Apr 2026, 13:0612 Apr 2026 | 12 Apr 2026, 13:25 | 30,000 ft | 955 |
| DAL214 | KATL > LIRF | 12 Apr 2026, 05:5912 Apr 2026 | 12 Apr 2026, 06:22 | 39,000 ft | 1,579 |
| DAL223 | LGAV > KATL | 8 Apr 2026, 11:228 Apr 2026 | 8 Apr 2026, 11:26 | 36,000 ft | 91 |
| DAL240 | KBOS > LGAV | 8 Apr 2026, 03:278 Apr 2026 | 8 Apr 2026, 03:58 | 39,000 ft | 2,937 |
| DAL207 | EINN > KJFK | 6 Apr 2026, 09:596 Apr 2026 | 6 Apr 2026, 10:23 | 36,000 ft | 786 |
