Online Port Scanner

Scan most common ports on your computer.


It's a simple free tool for scanning open ports on your computer. It helps you scan most of the commonly used ports, to check whether it's open or closed. You can find a list (below) of all common ports, that will be scanned by this tool.

21 Most Commonly used ports (to be scanned)

  • 20 & 21 - FTP (File Transfer Protocol)
  • 22 - SSH (Secure Shell)
  • 23 - Telnet, a Remote Login Service
  • 25 - SMTP (Simple Mail Transfer Protocol)
  • 53 - DNS (Domain Name System)
  • 80 - HTTP (Hypertext Transfer Protocol)
  • 110 - POP3 (Post Office Protocol 3)
  • 115 - SFTP (Secure File Transfer Protocol)
  • 123 - NTP (Network Time Protocol)
  • 143 - IMAP (Internet Message Access Protocol)
  • 161 - SNMP (Simple Network Management Protocol
  • 194 - IRC (Internet Relay Chat)
  • 443 - HTTPS (Hypertext Transfer Protocol Secure)
  • 445 - Microsoft-DS SMB File Sharing
  • 465 - SMTPS (Simple Mail Transfer Protocol over SSL)
  • 554 - RTSP (Real Time Stream Control Protocol)
  • 873 - RSYNC (RSYNC File Transfer Services)
  • 993 - IMAPS (Internet Message Access Protocol over SSL)
  • 995 - POP3S (Post Office Protocol 3 over SSL)
  • 3389 - RDP (Remote Desktop Protocol)
  • 5631 - PC Anywhere

If you're looking for a full list of port numbers check out this wikipedia page.