DuckIntel / Security Tools
Browser-based TCP port scanner with a 50+ port reference guide. Scan any host and see which ports are open with service descriptions and risk notes.
Browser-based TCP port scanner with a 50+ port reference guide. Scan any host and see which ports are open with service descriptions and risk notes.
Browser-based TCP port scanner and reference tool. Scans common ports using connection timing. Each open port shows service name, description, and security risk notes.
TCP Port Scanner is part of DuckIntel, a free browser-based cyber intelligence platform with 59 security tools for SOC analysts, IT administrators, and security professionals. No login or account is required. All tools run entirely in your browser — your data never leaves your machine.
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Part of DuckIntel.io — 59 free browser-based security tools for SOC analysts. No login. No tracking. 100% client-side.