Rejection feedback is at the employer's discretion. Some give it freely, many don't (legal teams often advise against it). It's worth asking once, politely.
When you're rejected from a specific job, your talent network profile remains active. The employer can see you again if a future role matches. So can other employers.
Looking for your own record?
Everything we hold about you is one e-mail away, with a download and switches for each consent.