![]() This process is, of course, different from clearing your web cache from a web browser. (If you think the problem could be malware, you might want to run a scan with one of these tools.) Whatever the case, you can "flush" your DNS cache to start from scratch, so your computer looks up web addresses on the DNS server again. Maybe the site you're visiting changed servers, and is no longer located at the cached address, or you have some malware that's trying to redirect common pages to malicious sites. Unfortunately, on rare occasions, this cache can cause problems. This allows your computer to navigate to sites you've already visited, without asking the DNS server every time. To continue with the previous metaphor, it's like writing down "Tom's Bistro - 123 Main Street" on a sticky note. In order to speed this process up, your computer saves some of these entries for easy access later on. However, it can take a long time to scan the phone book before you find the right address. It's like your friend saying "meet me at Tom's Bistro"-if you don't know where Tom's Bistro is, you can look up the address in the phone book and drive there. Instead, it looks that address up on a Domain Name System (DNS) server, which matches it with an IP address for your computer to visit. When you type a website into your address bar-like -your computer doesn't actually know where to go on its own. How to Set Up Two-Factor Authentication.How to Record the Screen on Your Windows PC or Mac.How to Convert YouTube Videos to MP3 Files.How to Save Money on Your Cell Phone Bill.How to Free Up Space on Your iPhone or iPad.How to Block Robotexts and Spam Messages.
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