Question

Which DNS zone category contains PTR records that map IP addresses to names and is named after the IP network address of the computers whose records it contains?

Answer 1

A Reverse Lookup Zone (RLZ)

Step-by-step explanation:

A Reverse Lookup Zone (RLZ) provides a separate qualified domain name for every possible IP address, it is used to lookup domain name when supplied with an IP address. When you create a PTR record in a reverse lookup zone, it enables the reverse lookup for a particular IP address.