Portforward.com
5 known apps
PFPortChecker 1.0.39 by Portforward.com
If you want an open port you need to create a port forward. It's not as hard as it seems, and we're here to...
PFConfig 1.0.296 by Portforward.com
PFRouterDetector 1.0.10 by Portforward.com
Port Forward Network Utilities 2.0.1 by Portforward.com
Portforward Static IP Address 1.0.47 by Portforward.com