registration?tail=N801NN

Look up a US-registered aircraft in the public FAA Aircraft Registry by tail number (N-number) or serial and get a normalized record: registration status, registered owner, make…

Look up a US-registered aircraft in the public FAA Aircraft Registry by tail number (N-number) or serial and get a normalized record: registration status, registered owner, make, model, year, serial, engine, airworthiness date, type certificate and Mode-S code. Cheap first step before aircraft/diligence.

UNRATEDDelisted

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.01 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xf22e558a…8ddff493

URL

https://api.agentstools.dev/aircraft/registration?tail=N801NN

Seen

first 34 days ago · last 18 days ago

45 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Polygon, Arbitrum, Base, Solana

Disagrees with the offer

Score, from free handshakes onlyweights 2026.09.3

UN
RATED

0.714 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held back by sample size, not by the seller · gap to 1.000 is 0.286: 0.164 uncertain ? + 0.122 short ? · 0.086 to B

How the composite of 0.714 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.39	0.000		0.000	−0.122	−0.078
liveness it answered at all	0.60	1.00	0.857		0.514	0	−0.086
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.714	gap to 1.000 = 0.286 · 0.122 short · 0.164 uncertain	0.714	−0.122	−0.164

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.200 × 0.000   latency p95    
+ 0.600 × 0.857   liveness       
+ 0.200 × 1.000   price stability
= 0.714           → UNRATED: 43 of 30 paid calls      weights 2026.09.3 · 43 samples · seed cap_01M1A5A3GSDG7S9W9Y9J02QQZV|2026-08-23T01:32:20.766Z|2026.09.3

Verify it yourselfnpx teppi-check https://api.agentstools.dev/aircraft/registration?tail=N801NNcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A3GSDG7S9W9Y9J02QQZV