What is Reverse DNS?
You probably know already what is a forward DNS. It links the hostname/domain to the IP address. Now think from the opposite direction. Reverse DNS, also known as rDNS is doing the mirror action, using the IP address to find the hostname/domain. You might be surprised that this is actually needed, but it has significant application. It is very useful for e-mail verifications B2B and troubleshooting.
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You are already a DNS user, and your server or website works great when you visit it from your computer. But that is not enough. You want to be sure that the DNS works great all around the world. For example, your primary server is in the US, but you want to see if there is not too much latency in Singapore, what should you do? Or you want to compare with your rivals, to know which is their provider and how well is it performing? There are many DNS tools that you can easily use for free, to check your DNS servers and to see if everything is working well. Each of these tools has slightly different functionality, just follow us, and we will explain to you what are they good for.
Continue reading “8 DNS tools for testing your servers”