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What is role of domain name server? Explain working of DNS server with different records?
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Role of Domain Name Server (DNS)

  • DNS is an application layer, connection-less, non-persistent, and stateless protocol.
  • IP Addresses are not static and may change dynamically. So, a mapping is required which maps the domain names to the IP Addresses of their web servers.
  • Also, IP Addresses are a complex series …

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