Port Check

Test if a TCP port is open on a specific host

Common Ports:

21 (FTP) 22 (SSH) 23 (Telnet) 25 (SMTP) 53 (DNS) 80 (HTTP) 110 (POP3) 143 (IMAP) 443 (HTTPS) 465 (SMTPS) 587 (SMTP Submission) 993 (IMAPS) 995 (POP3S) 3306 (MySQL) 3389 (RDP) 8080 (HTTP-Proxy)