Home > nsurlerrordomain code=-999

How to fix NSURLErrorDomain Code=-999?

Published on April 13th, 2022

This error code happens when a URL cannot be loaded because the domain name is invalid.

People like you are also looking for:

  • error domain nsurlerrordomain code 999
  • nsurlerrordomain code=-999

1. Check your internet connection

  1. Open your internet browser and type "www.netsurfing.org" into the address bar
  2. If you are connected to the internet and the website loads, you are good to go. If not, try the following troubleshooting steps:
  • Make sure your internet connection is on and working.
  • Check your cables and connections.
  • Reset your modem and router.
  • Try rebooting your computer.
  • Try restarting your router.

2. Try again later

  1. Open the Chrome browser and access the website that is causing the error.
  2. Click on the three lines in the top left corner of the screen.
  3. Select Settings from the menu that appears.
  4. Under the "Chrome" section, click on the "Advanced" link.
  5. Click on the "Reset Chrome" button in the "Reset settings" section.
  6. Click on the "Reset" button in the "Reset settings" section.
  7. In the "Reset settings" section, click on the "Advanced" link.
  8. Click on the "Reset" button in the "Reset settings" section.
  9. Click on the "Finish" button in the "Reset settings" section.
  10. Click on the "OK" button in the "Reset settings" section.

3. Check the website's status

To check the website's status, you can use the following steps:

  1. Open your web browser and type the website's domain name into the address bar.
  2. Click the "Inspect" link on the top right corner of the browser window.
  3. On the "Inspect" page, under the "Web Server" section, you will see the website's status. If the website's status is "Down," then you will need to take additional steps to fix the website's code.

4. Contact the website's administrator

  1. Go to the website's home page.
  2. Look for the "Contact Us" link.
  3. Click on the "Contact Us" link.
  4. Fill out the form with the required information.
  5. Click on the "Submit" button.
  6. Wait for a response from the website's administrator.

5. Check your computer's firewall

  1. Click on the Start button, type “cmd” in the search box and hit Enter.
  2. Type “ipconfig” and hit Enter.
  3. In the “Windows IP Configuration” window, make sure that the “Default Gateway” and “Default DNS Servers” fields have the correct IP addresses.
  4. In the “Windows Firewall with Advanced Security” window, make sure that the “Windows Firewall is enabled” checkbox is checked.
  5. In the “Windows Firewall With Advanced Security” window, click on the “Ports” tab and make sure that the “TCP and UDP ports” are set to “22” and “53”, respectively.
  6. In the “Windows Firewall With Advanced Security” window, click on the “Exceptions” tab and make sure that the “nsurlerrordomain” exception is enabled.
  7. Click on the “Apply” button to save the changes.

If you didn't find success with an option above, then try:

  1. Check your browser's settings
  2. Try a different browser