How can I evaluate the value of my bestcomputer.org 20 year old domain for sell?

[ram148280]

I am new in this field, I want to sell a domain (bestcomputer.org) that is 20 years old.

SEO metrics:

Keyword search (bestcomputer) : 10k daily (according to Semrush)

Ahref DR : 20
MOZ DA: 27
Language: English
Trademark: FREE
Majestic (CF/TF) : 14/0
Google indexed : YES
Good Backlinks History
No spam History

How do I calculate how much this can be sold for? please guide me