Gtron Solutions, LLC

Port Number Look Up (formally What's That Port) is now open to non-registered users! We boast one of the largest port databases online. Many ports are flagged for malicious use. Just enter the port number to look up and press 'Request' for a detailed port description below.

If you don't find a port in our database you can submit it for our review and possibly have it added. If we add your port we will give you an honorable mention here.