Free CompTIA Network+ N10-009 Practice Question

A network administrator is tasked with configuring a reverse DNS lookup for a subnet used by company email servers. After setting up the necessary zone files, which type of DNS record should they add to associate the subnet's IP addresses with a canonical hostname?

  • MX records

  • NS records

  • PTR records

This question's topic:
CompTIA Network+ N10-009 / 
Network Operations
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