Updated: Mar 11, 2020
What Is DNS?
DNS stands for Domain Name System. It’s basically connects URLs with their IPs address.
When you search for a domain name in a browser. its send a query over the Internet to match the domain with its corresponding IP. Once the located it's used the Ip to retrieve the website's content.
Web-based DNS lookup tools
intoDNS allows the user to enter a single root domain name from which the tool then compiles a report on the status of various aspects of the DNS for that zone. into DNS simplifies many of the results of several DNS query tools into a checklist of things that could go wrong and indicates things that might be worth fixing about your DNS settings. It is optimized for checking mail settings and simple website setups.
MxToolbox is a DNS lookup tool that offers paid monitoring solutions and free lookup tools which make the task of network administrators very easy. However, if you have special requirements to monitor DNS, Domain health and blacklists you can opt for the paid lookup plan.
DNSInspect A free web tool which checks your domain' servers for common DNS and mail errors and generates a report with explanations on how to rectify them
What's My DNS is a great free tool that allows the user to test the global propagation of records set on any zone. This free tool can be very useful in determining whether bad values have been cached with regional ISPs or for inspecting whether records are propagating as expected. By providing a simple checkmark for positive results and a red 'x' where a lookup fails, it's possible to get a truly global view of the status of your domains.
DNSstuff, a provider of a wide-ranging suite of DNS monitoring, testing and alerting tools, simplifies the process of managing DNS, Web and e-mail settings. ... DNSstuff, a provider of a wide-ranging suite of DNS monitoring, testing and alerting tools, simplifies the process of managing DNS, Web and e-mail settings