Tuesday, July 26, 2016

Online Port open verification

http://www.canyouseeme.org/

This is a free utility for remotely verifying if a port is open or closed. It is useful to users who wish to verify port forwarding and check to see if a server is running or a firewall or ISP is blocking certain ports.
Common Ports
FTP21
SSH22
Telnet23
SMTP25
DNS53
HTTP80
POP3110
IMAP143
Other Applications
Remote Desktop3389
PC Anywhere5631

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