DNSdumpster.com - Open source domain intelligence lookups for security recon
IsHostedBy.com - IsHostedBy is a website where you can lookup where certain websites are hosted.
ViewDNS.info - Free DNS related tools including Reverse IP Lookup, DNS Propagation Checker, Chinese Firewall Test...
CubDomain - CubDomain.com is the site to check website's statistics, Information, Whois Record, Hosting...
DNS Checker Tool - Check Domain Name System (DNS) records for any website.
Flagfox - Flagfox is a Firefox extension that displays a flag depicting the location of the current websites...