The DNS_PROBE_FINISHED_BAD_CONFIG error code indicates that your computer or device is unable to connect to a DNS server. This can be caused by a number of factors, including incorrect DNS settings, a faulty DNS server, or a firewall blocking access to the DNS server. This error can be resolved in most cases by simply restarting your computer or device. However, if the problem persists, you may need to manually configure your DNS settings or contact your ISP for help. Whatever the cause of the error, it is important to fix it as soon as possible to avoid any further internet connection problems. We recommend manually setting your DNS provider to Google’s DNS ( or Cloudflare’s DNS ( if you are experiencing issues not being able to visit a URL.


How can you fix the DNS_PROBE_FINISHED_BAD_CONFIG Error Code?

The DNS_PROBE_FINISHED_BAD_CONFIG Error Code is a common problem that can occur when trying to access a website. The error indicates that your computer or device was unable to contact the DNS server, which is responsible for resolving website addresses. There are a few different ways that you can fix this problem on your own without having to call a technician for help. One way is to clear your DNS cache, which can be done by running the “ipconfig /flushdns” command in the Command Prompt. Additionally, you can try changing your DNS server settings to use a different DNS server. Finally, if you are still experiencing problems, you may need to reset your network adapter. These steps should fix the DNS_PROBE_FINISHED_BAD_CONFIG Error Code and allow you to access websites without any problems.

How to Manually Set your DNS

DNS, or Domain Name System, is a system that converts human-readable website names such as into computer-readable IP addresses such as When you type a website name into your browser, your computer contacts a DNS server to look up the IP address for the website. The DNS server then responds with the IP address, and your browser connects to the website using that address. In most cases, your ISP will automatically assign DNS servers for you to use. However, there may be times when you want to use a different DNS server, such as if you’re trying to access a website that’s been blocked by your ISP or if you’re experiencing performance issues with the DNS servers assigned by your ISP. In these cases, you can manually set your DNS servers in your operating system’s network settings.

How to Use the nslookup Command

The nslookup command can be helpful for researching DNS information for a specific domain or IP address. It is an easy-to-use command line tool that can allow the user to query the DNS for more detailed information about various aspects of the network, including mail exchange, name server, and address records. Most of these details are essential to understanding how your domain interacts with other web resources and managing its stability across web traffic. It is helpful to understand the basic usage of nslookup in order to be able to properly manage your own domains successfully.

Basic Example


View Domain’s NS Records

nslookup -type=ns
Guides to Manually Set DNS Records

Follow this guide to verify your DNS is set up correctly.

Clear Your DNS Cache

Flushing your DNS cache will clear out any old or outdated DNS records that may be stored on your computer. To do this, open the Command Prompt and type “ipconfig /flushdns.” Then, press Enter. After flushing your DNS cache, you can renew your IP address. To do this, open the Command Prompt and type “ipconfig /renew.” Then, press Enter. You should now have a new, valid IP address.

Hopefully, these steps helped to fix the DNS_PROBE_FINISHED_BAD_CONFIG error. Please reach out to [email protected] if you are still experiencing issues with your DNS.

Author Tim Leland

Tim Leland

With over 15 years of experience, Tim Leland has been developing software that millions worldwide rely on. In 2019, he founded T.LY, aspiring to create the world's premier URL-shortening service. Recently, the platform has witnessed a remarkable increase in its popularity. Under Tim's expert direction, T.LY has transformed into one of the industry's most reliable and esteemed URL shorteners, serving millions of users globally.

Ready to improve how you manage links?

T.LY URL Shortener makes long links look cleaner and easier to share! Add your own Custom Domains to personalize your brand. Create Smart Links to customize a URL's destination. Generate QR codes to promote your business.

Sign Up for Free
About T.LY
T.LY is the best link management service to track, brand, and share short URLs. Install our free Browser Extension with over 450,000 users from the extension store to automatically shorten links in one easy click! We support Chrome, Firefox, Edge and Opera.