Check Open Ports will be an online tool that allows you to scan your computer to see if a free open ports are visible from the internet.
| Common Ports | ||
|---|---|---|
Port Type |
Port Number |
Scan Port |
| FTP | 21 | Scan Port 21 |
| SSH | 22 | Scan Port 22 |
| Telnet | 23 | Scan Port 23 |
| SMTP | 25 | Scan Port 25 |
| Web | 80 | Scan Port 80 |
| POP 3 | 110 | Scan Port 110 |
| Network Time | 123 | Scan Port 123 |
| RPC and DCOM | 135 | Scan Port 135 |
| IMAP | 143 | Scan Port 143 |
| SMB over TCP | 445 | Scan Port 445 |
| SOCKS | 1080 | Scan Port 1080 |
| SQL Server | 1433 | Scan Port 1433 |
| MySQL Database | 3306 | Scan Port 3306 |
| Remote Desktop | 3389 | Scan Port 3389 |
| PC Anywhere | 5631 | Scan Port 5631 |
| uTorrent | 6881 | Scan Port 6881 |
You are only permitted to use this online port scanning tool upto 20 times a day.
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