Server Port Checker
Scan standard ports, MikroTik, VPN, control panels, and custom ports instantly.
Frequently Asked Questions about Server Port Checking
Why use an online server port checker?
Port scanning allows you to verify the availability of services (such as web server 80/443, SSH 22, MySQL database 3306, or control panels) and identify potential firewall or NAT configuration issues.
Why might a port show as closed even though the service is running?
Common reasons include: the port being blocked by a server firewall (iptables, UFW, Firewalld), ISP filtering, or the service being configured to listen only on the local interface (127.0.0.1) instead of the public IP.
Can I scan custom or non-standard ports?
Yes, our tool allows you to input any arbitrary port ranging from 1 to 65535 in the dedicated field for quick verification.
What specific ports does this scanner support?
In addition to standard web and mail ports, the tool includes presets for checking MikroTik networking equipment (port 8291 for WinBox), VPN protocols (WireGuard, OpenVPN, IPsec), and hosting panels.
Is it safe to use this service to check my own servers?
Yes, the check is completely safe and performs standard TCP handshakes without any destructive actions or hacking attempts.
About TCP Port Monitoring and Scanning Service
The "Server Port Checker" tool is designed for system administrators, network engineers, and webmasters who need to quickly diagnose network status and node availability. The service checks both basic web/database ports and specific router and VPN tunnel ports.
Thanks to optimized asynchronous scanning, you get results in seconds to quickly troubleshoot server infrastructure issues.
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