Skip to content

The U.S. aircraft register, updated daily

Aircraft

By kind Electric & sustainable Drones Piston singles Piston twins Turboprops Business jets Airliners and large jets Helicopters Gliders Balloons Airships Gyroplanes Weight-shift and powered parachutes

Lists Every kind, at a glance Models, by maker Makers A to Z Fleets: who owns the most By state What changed today Trackers Electric aviation report Drone market report

Accidents & safety

Recent accidents and incidents Fatal accidents By year and by state Accident history by model

Records check

Free records check Request the full report Downloads and data

About Summit & community ↗

Full records report

Request the full report for N100NU

Underkofler Norman P SONERAI IIL, 1991, serial 1274. See the free check first.

Tail number Your name Email Company or firm You are The transaction

Anything we should know

Website

We use these details only to reply about this report.

eFlight Registry is the data side of eFlight.com. The summit, interviews, blog and business network: www.eflight.com. Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. Not affiliated with the FAA or the NTSB. Owner details are shown as the FAA publishes them; withheld records stay withheld. Privacy · Method · Code guide · Downloads · Today's numbers as data