HT202516: Reset the DNS cache in OS X

Learn about Reset the DNS cache in OS X

Ch'ng Zhi Qiang

Level 1 (0 points)

Q: How to clear DNS cache in OS X 10.10.5?

How to clear DNS cache in OS X Yosemite 10.10.5? I am wondering what is the command to clear the DNS cache using terminal?

MacBook Air (13-inch, Early 2014)

Posted on Aug 23, 2015 5:20 AM

I have this question too

Q: How to clear DNS cache in OS X 10.10.5?

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by dominic23,

dominic23 Aug 23, 2015 5:38 AM in response to Ch'ng Zhi Qiang
Level 8 (41,555 points)

Mac OS X

Aug 23, 2015 5:38 AM in response to Ch'ng Zhi Qiang

HowTo article from Apple
https://support.apple.com/en-us/HT202516

Note: I have never tested this.
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by kaz-k,

kaz-k Aug 23, 2015 5:41 AM in response to Ch'ng Zhi Qiang
Level 5 (5,660 points)

Desktops

Aug 23, 2015 5:41 AM in response to Ch'ng Zhi Qiang

In Terminal.app, type
sudo killall -HUP mDNSResponder
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