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What is Domain Name System? A computer engineer explains this foundational piece of the web

The culprit was DNS, the Domain Name System, which is the internet's phone book. Every device on the internet has a numerical IP address, but people use names like amazon.com or maps.google.com. DNS ...
PC Magazine

What Is DNS? Everything You Need to Know About the Web's Phone Book

What Is DNS, Anyway? Simply put, Domain Name System (DNS) is the phone book of the internet. It’s the system that converts website domain names (hostnames) into numerical values (IP address) so they ...