What type of aircraft is N121DZ?

N121DZ is a Airbus A321 (A321).

Delta Air Lines, going by the callsign it flew under when it was caught.

What is the ICAO 24-bit address of N121DZ?

A057CC. The Mode S address is assigned to the airframe by its country of registration and stays the same from flight to flight.

On 2026-11-11. Our receivers have heard it on 61 days since 2026-09-12.

Delta Air Lines Airbus A321 N121DZ broadcasts on ICAO24 A057CC. It was built by Airbus. One pilot has caught this exact tail in Skydex.

8 Skydex receivers (Georgia, Alabama) have heard N121DZ, 61 sightings since 12 Sep 2026; last on 11 Nov 2026.

BakerC - FiberflyTower — 🇺🇸 United States of America · Georgia · run by @ebc1613 — 1 airframe, 44 sightings, last 2026-11-08
ebc0045_auburn — 🇺🇸 United States of America · Alabama · run by @ebc1613 — 1 airframe, 32 sightings, last 2026-11-09
BakerC - KACJ — 🇺🇸 United States of America · Georgia · run by @ebc1613 — 1 airframe, 31 sightings, last 2026-11-08
Asheville NC — 🇺🇸 United States of America · North Carolina · run by @parker-redding — 1 airframe, 30 sightings, last 2026-11-09
home — 🇺🇸 United States of America · near Philadelphia · run by @callmerafiki — 1 airframe, 27 sightings, last 2026-11-09
Hoyt Clagwell — 🇺🇸 United States of America · Florida · run by @k-han — 1 airframe, 18 sightings, last 2026-11-07
Auburn — 🇺🇸 United States of America · Alabama · run by @parkercs — 1 airframe, 14 sightings, last 2026-11-09
Dexter — 🇺🇸 United States of America · Ohio · run by @nightlonk — 1 airframe, 11 sightings, last 2026-11-10