How to flush DNS Cache

[c0mputertalk]

 Sometimes flushing the browser cache is not enough and you may need to flush or reset your dns cache. This simple command fixes most minors issues.
Microsoft Windows

• Start -> Run -> type cmd
• in command prompt, type:

ipconfig /flushdns
Mac osX

• Click on the magnified glass at the top right of the screen
• Do a search for “terminal”
• Type the following command in the terminal window and press “enter”

dscacheutil -flushcache
Mac osX (leopard)

• Click on the magnified glass at the top right of the screen
• Do a search for “terminal”
• Type the following command in the terminal window and press “enter”

lookupd -flushcache
Linux

• To restart the nscd daemon, type the following in your terminal:

/etc/rc.d/init.d/nscd

 

[Heatman1]

I have experienced that a couple of times and it's with the flushing of my dns cache that fixed the problems for me. It's good to know your way around such things, it's definitely going to save you a lot of stress.