If you are using the Cloudflare nextaccelerationsand protect the users of the site, you may encounter a common mistake - theCloudflare Error 1016: Origin DNS Error. You accessed the site with a DNS configuration problem on the site's origin server, or Cloudflare Unable to connect to the source server correctly, this error is displayed.
In this article, we'll go over the details of the Cloudflare Error 1016 the cause of the problem and provide a solution to help you quickly fix the issue and restore access to your website.
![Image [1] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701141705807-image.png)
What is Cloudflare Error 1016?
Cloudflare Error 1016 (Origin DNS Error) is a DNS error that occurs when Cloudflare tries to connect to yoursource servertime. Specifically, this error indicates:
- Cloudflare was unable to find the IP address of the source server based on your site's DNS records.
- It is possible that a DNS configuration issue is preventing Cloudflare from accessing your web host.
Simply put, when your site's DNS settings are incorrect, Cloudflare is unable to connect to your source server through its proxy service, resulting in a 1016 error.
![Image [2] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701141817751-image.png)
How to fix Cloudflare Error 1016?
tackle Cloudflare Error 1016 Often needs to be inspected and repaired DNS Settings. Here is a few step-by-step solution:
1. Checking DNS Records
First, log in to your Cloudflare account and check that the DNS settings are correct. The steps are as follows:
- log in Cloudflare Dashboard, select your site.
- go into DNS panel to ensure that the DNS records are correct.
![Image [3] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701145128111-image.png)
- Check for the presence of A Records maybe CNAME recordsand make sure they point to the correct sourceServer IP Address.
In particular, if your domain uses Cloudflare's proxy service (the orange cloud icon), make sure the DNS record points to the correct source server IP.
2. Updating DNS Records
If you find a DNS record error.Immediate Updatesthem. Common DNS record types are listed below:
- A Records: Points to the IP address of the server, which applies to most websites.
- CNAME records: Points to another domain name, usually used for subdomains.
Make sure that these records match the IP address of the source server. You canContact your host to providebusiness, confirm the IP address of the source server, and update it on Cloudflare.
3. Check the DNS settings of the source server
Sometimes the problem can be with the DNS settings of the source server. Ensure that the source server's DNS is configured correctly and can be accessed using Cloudflare. This can be accomplished by using the command-line tool maybe Online DNS Tools (e.g. DNSstuff) to check to make sure there are no problems.
![Image [4] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701145755496-image.png)
4. Clearing the cache and flushing DNS
If you have updated the DNS records and still see Cloudflare Error 1016, it is possible that the DNS cache is not flushed. You can try the following steps:
- removals browser cache respond in singing Cloudflare CacheThe
- refresh (computer window) DNS cache: Use on the command line
ipconfig /flushdns(Windows) orsudo dscacheutil -flushcache(Mac). For example: Win key + R to open "Run", type "cmd" to enter the command line window, type "ipconfig /flushdns" command and enter to run! Run.
![Image [5] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701150242529-image.png)
This ensures that you are looking at the latest DNS configuration.
5. Checking Cloudflare's Agent Status
Make sure Cloudflare's proxy feature is enabled. Next to each DNS record is a cloud iconIf the icon is orange, the Cloudflare agent is enabled. If the icon is gray, the Cloudflare agent feature is disabled.
![Image [6] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701144032689-image.png)
- If you want traffic to go through the Cloudflare proxy, make sure the cloud icon next to the DNS record is orange (color)The
6. Wait for DNS updates to take effect
If you have just updated the DNS records or the configuration of the source server, you may need to wait for the 24 to 48 hoursIf you are using a DNS query tool, you can use it to verify that the DNS changes have taken effect. You can use a DNS lookup tool to verify that the update is complete.
![Image [7] - How to fix Cloudflare Error 1016 (Origin DNS Error)?](https://www.361sale.com/wp-content/uploads/2025/07/20250701145440286-image.png)
summarize
Cloudflare Error 1016 is a common DNS configuration issue that can be fixed by checking and updating DNS records. Ensuring that your DNS settings match Cloudflare's requirements, updating your IP address, and enabling the Cloudflare proxy feature will usually fix the error quickly. If the problem persists, clearing your cache and waiting for DNS updates to take effect is also an effective solution.
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