3Scan - fast HTTP/SOCKS4/SOCKS5 detector

Compile under *nix: gcc -o3scan 3scan.c

Compile under Windows: gcc -o3scan 3scan.c -lws2_32 or cl 3scan.c ws2_32.lib

Usage: 3scan.exe ip[/srcip] portlist option webhost url [keyword] [timeout] ip - IP address to test srcip - source IP address to use portlist - comma delimited list of ports. May contain additional tests: s - Socks 4/5 test for this port p - HTTP/CONNECT proxy test for this port f - FTP proxy test for this port t - TELNET proxy test for this port option: p - scan for HTTP proxy on all ports c - scan for CONNECT proxy on all ports f - scan for FTP proxy on all ports t - scan for TELNET proxy on all ports 4 - scan for Socks v4 proxy on all ports 5 - scan for Socks v5 proxy on all ports w - scan for WINPROXY v - be verbose V - be Very Verbose s - be silent (exit code is non-zero if proxy detected) S - check SMTP instead of HTTP webhost - IP address for testing web server to try access via proxy url - URL to request on testing Web server We will try to access http://webhosturl via proxy keyword - keyword to look for in requested page. If keyword not found proxy will not be reported timeout - timeout in milliseconds example: 3scan.exe localhost 1080s,3128p,8080p 4v www.myserver.com /test.html will test all 3 ports for Socks 4, additionally 3128 and 8080 will be tested for HTTP proxy, 1080 for both Socks 4 and 5, tests will be verbose. http://www.myserver.com/test.html should exist.

3scan

Install / Use

README