Open Port Check Tool - Check Port of Host/IP is open or closed

Check a port's status by entering an address IP or Hostname and port numbers separated by (,)

common ports:

    21 FTP
    22 SSH
    23 TELNET
    25 SMTP
    53 DNS
    80 HTTP

    110 POP3
    115 SFTP
    135 RPC
    139 NetBIOS
    143 IMAP
    194 IRC

    443 SSL
    445 SMB
    1433 MSSQL
    3306 MySQL
    3389 Remote Desktop
    5632 PCAnywhere
    5900 VNC