Port Explorer allows you to see all the open ports on your system and what programs own them (called Port to Process mapping). Along with this ability it also has many tools including a packet sniffer, bandwidth throttling and country detection to name just a few. Port Explorer has an intuitive GUI that allows you to quickly see all the network activity your computer is involved in, and thanks to its ease of use is allowing people everywhere to do advanced network activities.

Features:

Finds ALL open and active TCP and UDP ports on your system.

Packet Sniffing allows you to see what data applications are sending over the internet.

Country Detection shows what countries all the IP's on your system are from.

Bandwidth throttling allows you to restrict how much data a program or socket can receive or send.

Trojan Detection built in allowing you to quickly see any possible Trojans.

Block or close open ports and processes on your system.

Six BONUS network utilities, including improved Ping, Resolve and Whois clients.

Easy to use graphical interface, totally configurable, no more fumbling around.

Low CPU, MEMORY and RESOURCE usage.

Limitations: 30-day Trial.