canyouseeme.org 的前十大競爭對手

yougetsignal.com

a collection of uncomplicated, powerful network tools.

portchecker.co

port checker is a simple tool to check for open ports and test port forwarding setup on your router. verify and diagnose connection errors on your computer.

ping.eu

easy to use web-based service.

portcheckers.com

Port Checker is a free tool for checking open ports and to test Port Forwarding. PortChecker can also be used to diagnose router connectivity issues.

dnschecker.org

Check DNS Propagation worldwide. DNS Checker provides name server propagation check instantly. Changed nameservers so do a DNS lookup and check if DNS and nameservers have propagated.

portchecker.de

port checker online ist ein einfaches tool, um nach offenen ports zu suchen und die einrichtung der portweiterleitung auf ihrem router zu testen. überprüfen und diagnostizieren sie verbindungsfehler auf ihrem computer.

advanced-port-scanner.com

advanced port scanner is a free port scanner allowing you to quickly find open ports on network computers and retrieve versions of programs running on the detected ports

port.tools

A set of free open port check tools used to check your external/public ip and detect open ports, polling check ports on your connection through internet/public ip. Test if port forwarding is correctly setup or if your port is not open by service or if your port is being blocked by your firewall or ISP.

noip.com

Learn how to create a free dynamic DNS account with No-IP in our Support Question of the Day video. Watch on Youtube, just click the Play button. No-IP K.B.