| Tail Number / N-Number | N123CA |
| Manufacturer | DORNIER |
| Model | DO28 A-1 |
| Year Built | 1964 |
| Manufacturer's Serial Number | 3051 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O-540-A1D |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 250 hp (187 kW) |
| Total Horsepower | 500 hp (373 kW) |
| Average Cruising Speed | 130 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | INTERNATIONAL AIR SERVICES INC TRUSTEE |
| Street | 701 S CARSON ST STE 200 |
| City | CARSON CITY |
| State | NV |
| Zip Code | 89701-5239 |
| Region | Western-Pacific |
| County | Carson City |
| Country | US |
| Fractional Ownership | Yes |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2012-07-11 |
| Certificate Issue Date | 2012-06-21 |
| Last Action Date | 2021-02-01 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 50057412 |
| Mode S Code Hex | A05F0A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N123CA.
| Tail Number / N-Number | N123CA |
| Manufacturer | COOK AIRCRAFT CORP. |
| Model | CHALLENGER JC-1 |
| Year Built | 1972 |
| Manufacturer's Serial Number | 003 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | COOK AIRCRAFT CORP |
| Street | PO BOX 1013 |
| City | TORRANCE |
| State | CA |
| Zip Code | 90505 |
| County | Carson City |
| Country | US |
| Airworthiness Classification | Experimental |
| Certificate Issue Date | 1972-07-25 |
| Last Action Date | 1977-01-14 |
| Last Status | Certificate of Registration has been revoked |
| Cancellation Date | 2009-06-25 |