Zajímavé linky
Test DNS serverů
http://www.pweb.cz/cs/dns-test/
IP subnet calculator
http://www.subnet-calculator.com/
Blacklist check
http://www.mxtoolbox.com/blacklists.aspx
Monitoring a tuning mysql
http://www.day32.com/MySQL/
http://faemalia.net/mysqlUtils/
Porovnání SW vs HW raid
http://www.linux.com/feature/140734
Generovani HTML layoutu
http://csscreator.com/tools/layout
Dnsbl seznam
http://www.dnsbl.info
Base64 decoder
http://www.opinionatedgeek.com/dotnet/tools/Base64Decode/Default.aspx