knocker

knocker 0.6

Free
Knocker is a simple and easy to use TCP security port scanner
 
0.6.6-Win32 (See all)

Old versions

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Knocker is a simple and easy to use TCP security port scanner written in C to analyze hosts and all of the different services started on them. It is available for Linux, FreeBSD, HP-UX, and Windows9x/2000/NT and it is licensed under the GNU General Public License GPL.

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