Looking for a new web host? Check out the 9 fastest web hosts for WordPress! If you manually set your DNS to something else like Google or OpenDNS, the query at step 2 queries those DNS servers and not your ISP. Your browser then visits the hosting server hosting that website.Once your ISP DNS server receives the record, it caches it in case you, or someone else, needs it again and sends a copy to your browser.If the recursive DNS server doesn’t have the record, it queries the closest authoritative DNS server and requests the record.If the server has the DNS record, it returns it to your browser and your browser visits the web server hosting the desired website.

The browser sends the query to your ISPs recursive DNS server.You type a URL into your browser or click a favorite.Those are called authoritative DNS servers. Larger servers that hold hundreds of thousands or millions of DNS records. There’s the one your ISP has, that holds thousands of local DNS records for websites it may host and one addresses are often searched for by its customers. There are a couple of levels of DNS servers out there. To hold and constantly update its DNS database. What Does a DNS Server Do?Ī Domain Name Server has one job. We’ll show you how it all works in a little while. There are also centralized DNS servers that hold more records. Most ISPs will have their own DNS servers to connect customers immediately to the web. The answer is to use more memorable words to create domain names for websites and use a system behind the scenes to link them to the IP address of the web servers hosting your website.

Certainly not now we are shifting from IPv4 to IPv6!Īn IP address looks like 192.168.1.1 if IPv4 or 2439:cd44:1078:1::s722:d7k2 if IPv6. Servers use IP addresses to communicate with each other and it’s not realistic for humans to remember a string of numbers. It’s like a phone book, a series of distributed databases that link the name to IP addresses of a web server. The Domain Name System ( DNS) links domain names to web server IP addresses.

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