Tells you what’s Open, In Use, or Blocked

Port Detective is a free program only available for Windows, being part of the category Networking software.

More about Port Detective

It’s available for users with the operating system Windows 95 and former versions, and it is available in English. The current version of the software is 1.01 and it has been updated on 9/13/2005.Since the program joined our selection of software and apps in 2005, it has achieved 16,519 downloads, and last week it achieved 4 downloads.About the download, Port Detective is a reasonably light program that doesn’t take up as much storage space than most software in the category Networking software. It’s a program mostly downloaded in countries such as Indonesia, India, and Spain.

Port Detective will use remotely located servers to scan your local Internet ports on your PC and Internet Service Provider and tell you what specific ports are Open, Blocked, or In Use.

It also makes a great utility for discovering security holes in your Firewall or Proxy. This allows a Dialup, Cable Modem or xDSL user to discover what ports are available for Hosting their own Web, FTP or Mail Server, and also allows someone to better secure their local firewall or proxy.

Port Detective checks the most popular Internet Ports including: WWW, FTP, SMTP, POP3, LDAP, IRC, TELNET, IMAP4 and many more. It also allows you to select a custom port number to check.