foreword
In the previous section, we talked about the browser parsing url in straightforward words, but the browser does not have the ability to send network messages , so we entrust the operating system to send them, and the first step here is to find the ip address of the corresponding web server , and have an understanding of the Internet and small subnets.
In this section, let’s talk about how the domain name we entered is converted into an IP address to find the server. Yes, it involves the DNS server. At the same time, it tells about the benefits of using dns-prefetch in front-end development.
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