The main reasons to use the public DNS servers are That might increase the latency of the DNS server and hence slow down the browsing experience significantly.Īccording to YSlow, DNS lookups take 20 to 120 milliseconds to complete. Today, the DNS servers have to perform multiple lookups to display one website. With time, the web pages get more complex. What are the reasons to use public DNS servers?Įven five years ago, ISP assigned DNS servers was sufficient to browse the internet. The public DNS server is also called a public recursive nameserver or public DNS resolver. These are publicly available, and anyone can easily access them. That may be used in place of (or in addition to) the DNS servers assigned by your ISP. The public DNS server is the nameserver that networked computers may use to resolve the DNS query. This list includes the IPv4 and IPv6 public DNS servers in the world.

The database contains all free and public DNS servers to choose to replace the original ones configured by your ISP. More reliability, durability, responsive time, and 100% uptime result in fewer technical issues. Switching to public DNS servers is the best choice and offers an alternative way to secure your connectivity.

And suppose if your DNS server goes down, you will not be able to access the required website.

Slow DNS servers may cause a lag before the website starts to load. But those might not be the best DNS servers to consider. Mostly, the user's computer is connected with the DNS servers assigned by an ISP. The DNS (Domain Name System) is the system that translates the domain names user enter in the browser to the IP addresses required to access a website.

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