This service can be used to validate an IMEI or Serial number for any Apple product, including accessories. It will check for existence on Apple's database, since serials are now randomized.
Sample:
Case 1: Valid
Case 2: Invalid
Delivery time: Instant
Bulk orders allowed: No
Order type: IMEI/Serial number
Service type: Server
Submit to verify allowed: No
Cancellation allowed: No
Order processing: API