Broad Scan 0.6 something I wrote when I wanted to search my internal network for systems running certain services but didnt want to run a full blown portscanner. This allows you to scan an IP address range for a specific port.
You can download it from the following link: https://packetstormsecurity.com/files/download/11447/brscan06.c
Source: https://packetstormsecurity.com/files/11447/brscan06.c.html