Domain Details - Displays Server Type, Headers, IP Address, Location Flag, and links to Whois Reports.
ViewDNS.info - Free DNS related tools including Reverse IP Lookup, DNS Propagation Checker, Chinese Firewall Test...
Online Domain Tools - Online-Domain-Tools.com makes your online life easier and happier.
Whats My DNS - Instantly check your domain names current IP address and DNS record information against multiple name servers located in different parts of the world.
IP Map - See your IP address and the IP address of the website you are visiting on a map.
NsLookup.io - A simple and powerful tool for querying DNS records