A DNS cache or DNS resolver cache, is a temporary database of DNS lookups on the OS and browser. It consists of the records of recent as well as attempted visits of websites along with domains. To troubleshot cache poisoning or other internet connectivity issues, you may need to flush the DNS cache. The action will remove all the DNS entries. Besides, it also gets rid of invalid records. Let's check out the way to clear the DNS cache on your Mac.
Answer As OSX is based on UNIX you need to type in the following command from a terminal prompt ifconfig -a This has been tested on: OSX Mavericks, Yosemite, EL Capitan. This command should also work for other versions of OSX Please Note: This is a 'QUICK SUPPORT' article. The information contained herein is provided.
What does Clearing the DNS cache do?
Ipconfig Mac Os X Equivalent 10.6
- OS X equivalent to ipconfig /registerdns? Is there a way to get the Mac to force registration of the system name with the DNS server (or some way to get DHCP to.
- I need to retrieve the default gateway on a Mac machine. I know that in Linux route -n will give an output from which I can easily retrieve this information. However this is not working in Mac OSX(Snow Leopard). I also tried netstat -nr grep 'default', but I was hoping for a cleaner output like that produced by route -n in Linux/Unix.
- Ifconfig shows the ether or lladdr on both Mac OS X and OpenBSD. – thrig Dec 7 '16 at 15:26 as @jc mentioned - show us the output of ifconfig -a, (and ip addr if available) and we can help you better.
- What is the IPCONFIG command for MAC OSX? As OSX is based on UNIX you need to type in the following command from a terminal prompt. This has been tested on: OSX Mavericks, Yosemite, EL Capitan. This command should also work for other versions of OSX.
If you are having trouble accessing a website on your Mac, or if webpages do not load properly, clearing DNS cache will help. It also lets you correctly see the new version of a website, in case the site has recently moved its servers. It does so by clearing the outdated entries and fetching the new ones. Finally, regularly flushing DNS cache may also help in hiding search behavior and offer security against manipulation.
How to Flush DNS Cache on Mac
For macOS Catalina, Mojave, High Sierra, Sierra, and macOS El Capitan the command is the same.
- Open Terminal using Launchpad or Use Finder → Applications → Utilities, or Spotlight Search (Command+Space Bar) for this.
- Now, you need to enter the command given below.
sudo killall -HUP mDNSResponder - Enter your Mac's password and then press the enter key again.
Done! Now, you may have to wait for a few moments until the DNS cache is completely flushed out. Once it's done, a verbal audio alert will confirm that the DNS cache is flushed on your Mac.
You have successfully cleared the DNS Cache on your Mac! Most likely, now you will have no trouble visiting websites or seeing webpages.
Clear DNS Cache in Older macOS versions
If you are using an older version of macOS, then here are the commands for those.
To clear DNS cache on macOS Yosemite, enter the following syntax:
sudo discoveryutil udnsflushcaches
To clear DNS cache on macOS Lion, Mountain Lion, and Mavericks, enter the following syntax:
sudo killall -HUP mDNSResponder
Ipconfig Mac Os X Equivalent Reader
That's all, folks.
Answer As OSX is based on UNIX you need to type in the following command from a terminal prompt ifconfig -a This has been tested on: OSX Mavericks, Yosemite, EL Capitan. This command should also work for other versions of OSX Please Note: This is a 'QUICK SUPPORT' article. The information contained herein is provided.
What does Clearing the DNS cache do?
Ipconfig Mac Os X Equivalent 10.6
- OS X equivalent to ipconfig /registerdns? Is there a way to get the Mac to force registration of the system name with the DNS server (or some way to get DHCP to.
- I need to retrieve the default gateway on a Mac machine. I know that in Linux route -n will give an output from which I can easily retrieve this information. However this is not working in Mac OSX(Snow Leopard). I also tried netstat -nr grep 'default', but I was hoping for a cleaner output like that produced by route -n in Linux/Unix.
- Ifconfig shows the ether or lladdr on both Mac OS X and OpenBSD. – thrig Dec 7 '16 at 15:26 as @jc mentioned - show us the output of ifconfig -a, (and ip addr if available) and we can help you better.
- What is the IPCONFIG command for MAC OSX? As OSX is based on UNIX you need to type in the following command from a terminal prompt. This has been tested on: OSX Mavericks, Yosemite, EL Capitan. This command should also work for other versions of OSX.
If you are having trouble accessing a website on your Mac, or if webpages do not load properly, clearing DNS cache will help. It also lets you correctly see the new version of a website, in case the site has recently moved its servers. It does so by clearing the outdated entries and fetching the new ones. Finally, regularly flushing DNS cache may also help in hiding search behavior and offer security against manipulation.
How to Flush DNS Cache on Mac
For macOS Catalina, Mojave, High Sierra, Sierra, and macOS El Capitan the command is the same.
- Open Terminal using Launchpad or Use Finder → Applications → Utilities, or Spotlight Search (Command+Space Bar) for this.
- Now, you need to enter the command given below.
sudo killall -HUP mDNSResponder - Enter your Mac's password and then press the enter key again.
Done! Now, you may have to wait for a few moments until the DNS cache is completely flushed out. Once it's done, a verbal audio alert will confirm that the DNS cache is flushed on your Mac.
You have successfully cleared the DNS Cache on your Mac! Most likely, now you will have no trouble visiting websites or seeing webpages.
Clear DNS Cache in Older macOS versions
If you are using an older version of macOS, then here are the commands for those.
To clear DNS cache on macOS Yosemite, enter the following syntax:
sudo discoveryutil udnsflushcaches
To clear DNS cache on macOS Lion, Mountain Lion, and Mavericks, enter the following syntax:
sudo killall -HUP mDNSResponder
Ipconfig Mac Os X Equivalent Reader
That's all, folks.
Signing off… Eternity invading time free download.
Hopefully, getting rid of the DNS cache will no longer be a big deal for you. Additionally, if you like, you can also choose to clear DNS Cache only for the Google Chrome browser. For this enter chrome://net-internals/#dns in Chrome's address bar. Next, click on Clear host cache.
You may also like to check out:
If you have any questions related to this, please toss it up in the comments below.
The founder of iGeeksBlog, Dhvanesh, is an Apple aficionado, who cannot stand even a slight innuendo about Apple products. He dons the cap of editor-in-chief to make sure that articles match the quality standard before they are published.
Mac Os Ipconfig All
- https://www.igeeksblog.com/author/dhvanesh/
- https://www.igeeksblog.com/author/dhvanesh/
- https://www.igeeksblog.com/author/dhvanesh/
- https://www.igeeksblog.com/author/dhvanesh/
