Troubleshooting tools

Is it down for everyone, or just me?
http://downforeveryoneorjustme.com/
 
Default Router username and passwords
http://www.governmentsecurity.org/articles/DefaultLoginsandPasswordsforNetworkedDevices.php
 
Linux BASH commands
http://www.ss64.com/bash/
 
Cracking More Wep
http://www.grape-info.com/doc/linux/config/aircrack-ng-0.6.html
 
Crack Wep
http://www.jcortesweb.com/news.php
 
More tracing tools
http://network-tools.com/
 
BT Trace Tools
http://lg.bt.net/
 
Trace Route
http://www.traceroute.org/#United%20Kingdom
 
Line Speed Test
http://www.speedtest.net/
 
DNS Lookup
http://hscripts.com/tools/HDNT/dns-record.php
 
Check links
http://validator.w3.org/checklink
 
Crossloop
https://www.crossloop.com/landing.htm
 
Google page rank checker
http://www.iwebtool.com/pagerank_checker