Aircraft due diligence,
before you sign.

Enter a tail number. Get the full ownership, accident, maintenance, and AD history — synthesized into one buyer intelligence report.

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Free lookup · Full reports $149 · Delivered in under 3 minutes

FAA RegistryNTSB AviationFederal RegisterSDR Database
Trusted by aircraft buyers, brokers, and A&P shops

What's in the Report

Six federal databases. One report.

TailCheck replaces 4–8 hours of manual research with a single AI-powered intelligence brief, source-cited to every FAA and NTSB record we pull.

01

Registration & Ownership

Complete FAA registration history. Ownership timeline. Expiration alerts. Deregistration flags.

02

Safety & Accident History

NTSB accidents separated from incidents. Form 337 major repairs. Service Difficulty Reports.

03

Airworthiness Directives

Applicable ADs pulled from the Federal Register. Predictive triage against your specific make and model.

04

Maintenance Document Index

337 form count and type breakdown. Major alteration vs. major repair classification.

05

AI Risk Profile

Claude synthesizes all findings into a source-attributed narrative with actionable next steps.

06

PDF + Web Report

Download a professional PDF or share an interactive web report. White-label available for brokers.

Want to know exactly where the data comes from? See our data sources →

Process

Three minutes from search to decision.

01

Search

Enter any N-number. Get a free preview with registration data, owner of record, and safety snapshot.

02

Purchase

Upgrade to the Full Report for $149. Less than one hour of A&P shop time on an aircraft worth six, seven, or even eight figures.

03

Decide

Receive your comprehensive report. Every finding source-cited. Risk profile scored and explained.

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Searchable Aircraft

< 0 min

Report Delivery

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Data Sources

$0

Per Report

Pricing

Simple, transparent pricing.

Free Lookup

$0

per search

  • Aircraft make, model, year
  • Registration status & expiration
  • Owner of record
  • Accident & incident count
Recommended

Single Report

$149

per aircraft

  • Everything in Free, plus:
  • NTSB accident & incident details
  • Form 337 major repair records
  • AD Predictive Triage
  • AI Risk Profile, source-cited
  • PDF + interactive web report
Search an N-Number Above

Broker or maintenance shop? See Pro plans →

Common Questions

Frequently Asked Questions

TailCheck pulls from six federal databases: the FAA Aircraft Registry, NTSB Aviation Accident Database, Federal Register Airworthiness Directives, FAA Service Difficulty Reports (SDRs), the FAA Document Index for Form 337 major repairs and alterations, and FAA Ownership History records. See all data sources →

Most reports are delivered in under three minutes. TailCheck queries all data sources in parallel, then uses AI to synthesize findings into a comprehensive risk profile with source citations.

No. TailCheck is an informational triage tool that helps you decide whether to proceed with a physical inspection. It does not replace an examination by a licensed A&P/IA mechanic. Think of it as due diligence before you invest in an on-site inspection.

An N-number is the unique registration identifier assigned to every U.S.-registered aircraft by the FAA. It always begins with the letter N followed by up to five alphanumeric characters (e.g., N12345 or N789AB).

If a report is missing data due to a system error on our end, we will either regenerate the report at no cost or issue a full refund. Data completeness depends on what federal agencies have on record for that aircraft.

Yes. Our Pro plans offer discounted per-report pricing, white-label PDF branding, and API access for integration into your existing workflow. Visit the Pro page for details.

The logbook doesn't tell you everything.

Every used aircraft transaction deserves three minutes of independent due diligence.

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TailCheck is an informational triage tool. Not a substitute for physical inspection by a licensed A&P/IA mechanic. Not a determination of airworthiness. Data sourced from FAA and NTSB public databases. See FAR 91.7 and 91.403.