.PK is the country code top-level domain (ccTLD) for Pakistan 
It can be registered by any individual or business in any country.
For .pk (2LD) domain, minimum of 4 / maximum of 63 characters are allowed. 
For .com.pk (3LD) domain, minimum of 1 / maximum of 63 characters are allowed.
The term of registration is 2 years. 
30 days renewal grace period -> No redemption grace period -> No pending delete