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Many advertisers know about DNS-level ad blocking and they have taken preventive measures against this. Notice: This is not a foolproof solution. Set it at the router level and you go ad-free for your entire home network–yes, even for your “smart” devices like TV, toaster and washing machine–instead of being limited to your browser. This results in the blocking of advertisements. Since “0.0.0.0” is not a valid IP address, your computer can never talk to the website. Once a computer queries Pi-hole’s DNS Server for the IP address for a website like, if it is a domain that must be blocked, then, Pi-hole will respond back with an invalid IP address (which is usually 0.0.0.0). Pi-hole has a list of domains that must be blocked. Without a valid IP address, your computer can not communicate over the Internet to another computer. If you use it as DNS of your router, you’ll get an ad-free experience on all connected devices, even your smart TVs and smartphones.Ī DNS Server tells your computer what the IP address for is. Set it up on a dedicated Raspberry Pi or some other computer and then use its IP address as the DNS of your device. Unlike a Chrome or Firefox extension, a Pi-hole can block ads even on your TV! So let’s see how to install and take advantage of this amazing tool! What is Pi-hole? Pi-hole is a DNS-based advertisement blocker.
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