The Easy Steps to Flush the DNS Cache on a Mac
Do you have trouble loading websites into your browsers? A possible culprit is your DNS cache. you will clear the cache without harming anything on your Mac, and that will likely fix your website-loading issues.
Depending on the macOS version you employ, you would want to execute a particular command in Terminal to urge obviate all of your DNS cache content. We’ll show you easy steps to try to do just that on your Mac.
Why do you have to Flush this DNS Cache on a Mac?
Generally, you ought to clear the DNS cache once you experience DNS-related errors on your Mac. This includes any DNS error messages you see in your browsers also as any apps you employ on your Mac.
Making the DNS cache supports fix some browsing-related issues. this is often due to how the DNS works on your computer. As you would possibly already know, DNS translates your domain names to IP addresses. If this DNS cache gets corrupted, or there are other issues with it, the translation fails which ends up in interrupted browsing sessions.
Flushing this DNS cache helps fix those issues on your Mac.
Does Flushing the DNS Cache Cause Any Issues?
When you flush this DNS cache, you do simply deleting the cached entries from this DNS. you will not experience any issues as a result of removing these DNS cache files.
Clear the DNS Cache to repair DNS-Related Issues on a Mac
Flushing this DNS cache seems not to harm your Mac in any way, then you ought to do that with no hesitation whenever you encounter a DNS issue. this will fix many server-related name problems on your computer.
Besides DNS, you’ll clear many other cache types on your Mac also. Clearing the cache may be a quick and straightforward troubleshooting method for an entire range of issues.
How to Clear the DNS Cache on any Mac
In macOS, you’ll flush the DNS cache by running a command with Terminal. There are variations of this command and you would like to use the one that’s appropriate for your macOS version.
Step 1. Find Your macOS Version
The first thing you would like to try to do is to seek out your macOS version. this may assist you to decide which command to use to clear the DNS cache.
To check your macOS version, click the Apple logo within the top-left corner of your screen and choose About This Mac.
You’ll see your macOS name also as its version. note of this version as you’ll use it within the following section once you delete the DNS cache.
Step 2. Run a Command to Flush the DNS Cache
You will do any Terminal window to do command and flush this DNS cache on your Mac. Here’s how you are doing that:
- Open Terminal by getting it with Spotlight, Launchpad, or Finder.
- If your macOS version is 10.11 or later, type the subsequent command into the Terminal and hit Enter:
- sudo killall -HUP mDNSResponder
- If you employ macOS version 10.10, use this command to flush the DNS cache:
- sudo discoveryutil udnsflushcaches
- macOS 10.7, 10.8, also 10.9 users should use the command:
- sudo killall -HUP mDNSResponder
- macOS 10.6 owners need to run the subsequent command:
- sudo dscacheutil -flushcache
- If you run macOS 10.5 or earlier, here’s the command to allow you to flush the DNS cache:
- sudo lookupd -flushcache
If you notice, each command has sudo at the beginning; this suggests you’ll be asked to enter your admin password before you’ll run a command. confirm you’ve got your password handy before you are trying and execute any of those commands on your Mac.
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