Internet Connectivity Monitor

This a lightweight program that provides you with a way to monitor your internet connection uptime.

Free Open Source Mac OS X Windows Linux

Graphical Ping

Graphical Ping displays a color coded realtime graph of continuous pings to a specified host.

Free Windows

Site Panic

Simple tool to check if your sites are up or down. Monitor the status of your websites for free.

Free Web

Down For Everybody?

Favorite site not loading? See if its just you or if it's down for everybody now!

Free Web

DownBlocked

DownBlocked.com checks if a domain name or a website is down or blocked. It also checks all IP addresses and name servers of a site.

Free Web

Ping Tracer

Ping Tracer continuously pings each network host between your computer and a given destination, helping visually identify the source of connectivity problems.

Free Windows

Is Down For Everyone (or Just Me)

A privacy-focused service to check if your favorite website or IP address is down for everyone or just you. No tracking, no ads, maximum privacy.

Free Web

Is it up?

A simple tool to check if a website or ip address is up or down. It allows you to check to see if a site is ‘up’ or if it is a problem with your connection. ...

Free Open Source Android Web

wheres it up?

A tool to check a site's status, DNS results, and routes from multiple locations.

Free Web

IsUp Pro

Checks if a website is really down or just not working for you.

Free Web