Great question! Once your device gets an 'answer' from the DNS server, it is allowed to remember this result for a period of time.


Typically it is a day or two. Once the time expires, your device will ask the DNS server again.


Sometimes, for various reasons, the cache becomes corrupt or out of date. This may result in you being able to get to some websites, but not others.

This is where flushing the DNS can help. It forces your device to empty the cache and forget everything it knows about DNS entries that it's looked up previously.

If you are having trouble getting to a particular website, then flushing your devices DNS cache can often resolve this.

Windows:
  1. On your PC, click the start button.
  2. In the 'Search programs and files' box, type "CMD"
  3. Click the
  4.  search result "CMD"
  5. In this window, type ipconfig /flushdns
  6. You should see a result "Successfully flushed the DNS resolver cache. If this hasn't fixed your issue, you might want to get in touch with our tech team.



OSX / MacOS:

  1. From anywhere, hold Command and press the spacebar. This will open a Spotlight search bar.
  2. Type 'terminal' into this search-bar, and click the 'Terminal' app result.
  3. In this window, type sudo killall -HUP mDNSResponder
  4. If prompted, enter your OSX / MacOS password. If this hasn't fixed your issue, you might want to get in touch with our tech team.



iOS:

  1. Swipe up from the bottom of the screen. This will open Control Center.
  2. Tap the aeroplane icon on the top left. This will turn the icon white.
  3. Tap the aeroplane icon on the top left. This will turn the icon black.
  4. This has flushed the DNS. If this hasn't fixed your issue, you might want to get in touch with our tech team.


Android:

  1. Turn your phone / tablet off.
  2. Remove the battery for 30 seconds.
  3. Put battery back into device and power on. If this hasn't fixed your issue, you might want to get in touch with our tech team.
  4. If you cannot remove the battery from your Android device, try disconnecting from the WiFi, then toggling Airplane mode on then off.


If the above guide hasn't fixed your browsing issue, you may want to give our technical team a call on 0800 GET NOW (0800 438 669).


Alternatively, feel free to send them an email on help@nownz.co.nz