Traditionally ping is a unix command that is used to check if a IP address is available and responding to network requests.
Network Trace tool enables you to see the route taken by network packets to reach a destination IP adddress.
DNS tool enables you to run DNS queries and see if the domain is configured properly
Advanced DNS tool enables you to run DNS queries with customized DNS query options
IP Whois Tool fetches the registered data for the IP address from the global whois servers.
IP Details tool does a reverse PTR and enumerates geo location data for the given IP addresss.
What's My IP tool will display the IP and geo location data for your external IP address
IP Decimal Convert Tool converts an IP from dot notation to decimal notation and vice versa