Flush DNS in OSX Posted on September 2, 2012 by timdotexe Terminal: 10.5 and above dscacheutil -flushcache 10.4 and below lookupd -flushcache Source: hongkiat Share this:Share Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print