World of Computer Networking Your CCNA start - Working of the Reverse Domain Name System (DNS) Query Resolution Process

The video tutorial explains reverse DNS, which resolves IP addresses to domain names using PTR records. It covers the ARPA domain's role in reverse DNS and demonstrates how reverse DNS queries work. An example of a reverse DNS query is provided, showing the process and potential outcomes. The tutorial concludes with a brief introduction to using nslookup for DNS queries.

Describe the process of querying a PTR record.

How is reverse DNS typically used in relation to mail servers?