Airframe N17331 Key Facts

  • Airframe N17331 (Boeing 737 MAX 8) was last observed on 2026-09-17 at monitored terminal (Global Airspace).
  • Current operational status is classified as ACTIVE with 0 consecutive days unobserved.
  • Registered Mode S 24-bit transponder address is A1272D with manufacturer serial number (MSN) 67589.
N17331 (Boeing 737 MAX 8)
Boeing 737 MAX 8 · Operated by United Airlines Reference: Thomas Kirchel

Registry Record

Registration Mark
N17331
Manufacturer Serial Number (MSN)
67589
Mode S 24-bit ICAO Hex
a1272d
Registered Owner
United Airlines
Lessor / Financing
AerCap
Estimated Airframe Age
5.2 years
Resolution Confidence
HIGH

Observation & Telemetry State

Current Status
ACTIVE
First Observed Date
2020-01-01
Last Observed Date
2026-09-17
Last Observed Airport
Unassigned Airspace
Days Without Observed Flight
0 days

Airframe Lifecycle & Genealogy History

MSN 67589 • Hex A1272D
2021 OEM Production
Assembled by Boeing
Manufactured as Boeing 737 MAX 8 with Manufacturer Serial Number 67589 and assigned ICAO Mode S hex A1272D.
2021 Commercial Entry
Delivered into Commercial Service
Accepted into commercial scheduled operations under tail registration N17331.
2024 Asset Financing
Financed by AerCap
Placed under operating lease portfolio with long-term placement agreement and institutional asset management.
2026 (Current) ACTIVE
Operated by United Airlines
Current observed airframe age is 5.2 years. Telemetry active across global ADS-B tracking corridors.

90-Day Observed Activity Strip

Daily flight activity observations over the previous 90-day window.

Observed ADS-B Signal Unobserved / On Ground

Observed Flight Corridor History

CYYZ-KATLKATL-KLAXKLAX-KJFK