Well, visit: http://downforeveryoneorjustme.com/ [4]
Enter the name of the site and click on “or just me?”
Links:
[1] http://linux.philosweb.com/drupal/category/it/innovation
[2] http://linux.philosweb.com/drupal/category/it/search
[3] http://linux.philosweb.com/drupal/category/it/web
[4] http://downforeveryoneorjustme.com/
[5] http://linux.philosweb.com/drupal/files/image_2_104.png
[6] http://linux.philosweb.com/drupal/files/image_4_36.png