Network port scanners

Tools

Masscan (high-performance port scanner)

Masscan is a security tool to perform a network scan for many systems at once. It is optimized asynchronous transmissions to achieve its performance.

» Masscan review and details

Nmap (network and vulnerability scanner)

Nmap is a security scanner that can perform a port scan, network exploration, and determine vulnerabilities

» Nmap review and details

portSpider (network vulnerability scanner)

portSpider is a security tool to scan network ranges and find open ports. The goal of the tool is to find vulnerable services.

» PortSpider review and details

QuickScan (port scanning utility)

QuickScan is a simple port scanning utility with additional abilities like resolving. It has a built-in WHOIS lookups, among other supporting features.

» QuickScan review and details