mrpanos.com
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Custom port scan
Check whether one specific port is open on an IP or domain
Use this when you already know which port you care about — e.g. checking if a specific service is reachable, or verifying a firewall rule — instead of scanning the full common-port list.
IP address or domain
Port number
Scan port
← Back to Quick Port Scan (25 common ports)
Enter a host and port above to get started.