Looking for a way to flush your DNS cache?
It’s as easy as:
Leopard – sudo dscacheutil -flushcache
Tiger – sudo lookupd -flushcacheWindows – ipconfig /flushdns
Further info here – Forcing an IP Address
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Looking for a way to flush your DNS cache?
It’s as easy as:
Leopard – sudo dscacheutil -flushcache
Tiger – sudo lookupd -flushcacheWindows – ipconfig /flushdns
Further info here – Forcing an IP Address
8 replies on “Flush DNS Cache”
This does not work with Mac OS Tiger.
Yes, it does.
The first command is for tiger.
The second one is for Win 2k/XP/2k3.
The first command flushes only the cache maintained by lookupd.
DNS entries may be cached elsewhere.
If they “may be cached elsewhere” would you care to share where that might be?
and if cached elsewhere how does one clear it?
Use this command in Leopard:
sudo dscacheutil -flushcache
Forcing an IP Address…
In the “real” world you simply add an entry to /etc/hosts like
1.2.3.4 myhost
The Mac OS X world is different. For version 10.5 and later you do the following
# Create the mapping
sudo dscl localhost -create /Local/Default/Hosts/x.y.z IP…
[…] Flush DNS Cache […]
Thank you! It worked for my tiger machine.