DNS stuff
It provides the brilliant tools which cost a bit of fee to you or sometimes they are totally free of cost. The free tools include Traceroute, Country IP Range, Wake-on LAN and RFC Lookup and to name a few offering the free trial for the Standard and Professional Tools.
Who is Hosting This?
This tool is fabulous as it provides the opportunity to learn what hosting providers hosts a particular website. You just have to type the domain name and then get the results instantly.
Netcraft
It is called a data and analytics enterprise boasting a number of services from anti-phishing to web host server failure. You can also find out the server information, IP address, reboot graph and details by just typing the domain name.
SamSpade
This one is on the lines of whois.com but offers the brilliantly comprehensive details. By just dropping the domain name of IP address, you can get the whole details of the website and the web hosting in addition to contact details and domain’s expiration, etc.