How DNS Works: A Primer
The Domain Name System is critical to fundamental IP networking. Learn DNS basics in this primer.
DNS has been in the news a great deal as of late. First, there was the controversy over the United States government essentially handing over control of the Internet's root domain naming system. Then DNS made headlines when cybercriminals performed three separate distributed denial of service (DDoS) attacks on a major DNS service provider by leveraging a botnet army of millions of compromised IoT devices. Yet with all the hoopla surrounding DNS, it surprises me how many IT pros don't fully understand DNS and how it actually works.
DNS stands for Domain Name System. Its purpose is to resolve and translate human-readable website names to IPv4 or IPv6 addresses.
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