All Posts in what is dns and how it works

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Why The Domain Name System Is So Crucial To The Internet

The Domain Name System, or DNS, is the backbone of the internet. It’s what makes it possible to type in a domain name like “example.com” instead of an IP address like 127.0.0.1 (which would be boring). The DNS is essential to running an online business, but its importance can sometimes be taken for granted. That’s why we want to help you understand what exactly this critical piece of infrastructure does and how it can benefit your business—from improving SEO rankings to helping with user experience and security concerns.

What is the Domain Name System?

To understand the domain name system, it’s important to know that DNS is a hierarchical system. This means that all of the information on the internet is divided into different levels and sublevels. For example, if you wanted to access Google’s website (www.google.com), your computer would first look up its own local IP address by using …

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|In: Computer Network Basics|Last Updated:
A Beginner’s Guide To The Domain Name System (DNS)

The Domain Name System (DNS) is one of the most important elements of the internet, but it’s also one of the most complex. Understanding how DNS works not only helps you get around in your browser, but also empowers you to better understand and troubleshoot websites that run on servers. With this beginner’s guide to DNS, I’ll introduce you to everything from basic concepts like domain names and domain name servers to advanced topics like name records and record types. We’ll cover authoritative vs. recursive name servers; how they work together; what changes when a domain is transferred; why some sites give you bad results when they’re not responding properly; plus much more!

The domain name system, or DNS, is a system of computers that translates human-readable website names into machine-readable IP addresses. In other words, when you type “google.com” into your browser’s address bar and press Enter, the DNS …

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