UberPC.org

Run a WHOIS query, which is widely used for querying an official database in order to determine the owner of a domain name, an IP address, or an autonomous system number on the Internet. Also use Resolve IP & Reverse DNS to view a domain's IP address and visa-versa. MX Record & Name Server lookups are available as well.

Every computer protocol, such as HTTP, FTP, or SMTP, that utilizes an internet connection communicates using a unique port number. This port must be open in both the sending and receiving machine for the connection to work. This tool scans either your own network / computer / server or an external hostname that you specify. The results will help you troubleshoot your networks and configure your computers accordingly.

Ping is a computer network tool used to test whether a particular host is reachable across an IP network; it is also used to self test the network interface card of the computer, or as a speed test. This is tool is useful for testing network connectivity, reliability, and your accessibility to external networks.

Traceroute is a program that tracks the path of data between two points. In this case, it tracks the path of data from our server, to your computer or to a server that you specify. This can be a great way to analyze your internet connection and find out if there is a problem somewhere. This program attempts to trace the route an IP packet would follow to some internet host by launching UDP packets and then listening for an "time exceeded" reply from a gateway.

Mod_gzip is an Apache web server module that compresses the HTML as it sends it out. It is compatible with all browsers (old browsers that don't support gzip content will get uncompressed HTML). Using gzip can save you HUGE amounts of bandwidth, and increase the overall performance of your web server. It also makes a world of difference for people viewing your site on a dial-up modem.

Mod_gzip is an Apache web server module that compresses the HTML as it sends it out. It is compatible with all browsers (old browsers that don't support gzip content will get uncompressed HTML). Using gzip can save you HUGE amounts of bandwidth, and increase the overall performance of your web server. It also makes a world of difference for people viewing your site on a dial-up modem.