2 Responses to Check if a port on a remote system is reachable (without telnet) zhwsh says: February 11, 2019 at 2:51 am. that is easy. my test it take me 60s.

Feb 13, 2019 · tnc google.com -port 80; Checking open port using PowerShell. tns is short for Test-NetworkConnection command. google.com is the host name. You can also put an IP address instead of the host name. You can specify the port number using the -port switch at the end of tnc command. A port is a logical entity which acts as a endpoint of communication associated with an application or process on an Linux operating system. It is useful to know which ports are open and running services on a target machine before using them. Port 80 is the default port for http traffic. With blocked port 80 you will need to run your web server on a non-standard port. Port 25 is the default port for sending and receiving mail. ISPs block this port to reduce the amount of spam generated by worms on infected machines within their network. A collection of uncomplicated, powerful network tools. ©2009 Kirk Ouimet Design.All rights reserved. Privacy Policy.Hosted by VPSServer.com.VPSServer.com. To test if you might be vulnerable to the SASSER virus, use the above port scan tool to scan port 445. If the portscan says it can get through port 445 on whatever firewall you hopefully have, and your computer's port 445 is also open/active, then you may be susceptible to the SASSER virus. Welcome to the Port Check Tool. Let this tool help you check your ports! Want to know if your server is running? Now you can! Simply enter what port you want to verify into the empty box and click, "Check Your Port". A message will appear, notifying you if your port is blocked by a firewall or ISP. Your Current Public IP Address is: 40.77.167.235

ConfigMgr Client TCP Port Tester – smsagent

Online Ping, Traceroute, DNS lookup, WHOIS, Port check

UDP Port Checker Online - Open Port

Sep 18, 2009 · Citrix Port Check Utility is a command-line utility that tests connectivity to a host on a specified port. It can be used to test basic ICA connectivity against Citrix XenApp and XenDesktop machines; however it is not Citrix specific and it can be used to test any machine that listens on a port for incoming connections.