Kindly, may I suggest looking into below article for more information about why this error happens and how to trobleshoot:
Error
Try the suggestions in this Community Tip to help you fix DNS_PROBE_FINISHED_NXDOMAIN .
Background
NXDOMAIN stands for non-existent domain. When a domain cannot be resolved it is an issue with the DNS servers or the domain name is newly registered or not yet registered at all. NXDOMAIN can also take place due to network or DNS server problems. A response other than a valid IP address (e.g., timeout, SERVFAIL, NXDOMAIN or NOERROR) most likely points to the origin as the source of your iss…
todor.ivannov:
leatherfresh.eu
From above screenshots, it seems to me you are missing some A type DNS records.
This tutorial is deprecated in favour of Troubleshooting · Cloudflare DNS docs
Archive This post contains info on the errors: An A, AAAA or <a href="https://community.cloudflare.com/t/adding-dns-records/52718">CNAME</a> record was not found…
Causes of this error
This error is caused when there is no relevant A, AAAA or <a href="https://community.cloudflare.com/t/adding-dns-records/52718">CNAME</a> record in Cloudflare for your domain or www.yourdomain…
Could you re-check your DNS tab at Cloudflare dashboard for your domain?
This tutorial is deprecated in favour of Overview · Cloudflare DNS docs
Archive This tutorial covers the most common settings in the DNS app of the Cloudflare Dashboard.
[DNS Button]
DNS Records
<a class="lightbox" href="https://global.discourse-cdn.com/cloudflare/original/3X/8/9/8936d808263b47dc3d827493ed5847543272d05f.png" data-download-href="/uploads/short-url/jzQUML5Ms60ylr9jJcvkMAzRHb1.png?dl=1" title="image">[image]</a>
The DNS recor…
This tutorial is deprecated in favour of Manage DNS records · Cloudflare DNS docs
Archive This tutorial covers adding general DNS records and specifically A, AAAA, <a href="https://community.cloudflare.com/t/adding-dns-records/52718">CNAME</a>, <a href="https://community.cloudflare.com/t/adding-dns-records/52718">MX</a> and <a href="https://community.cloudflare.com/t/adding-dns-records/52718">TXT</a> records.
Go to the <a hre…
This tutorial is deprecated in favour of Manage DNS records · Cloudflare DNS docs
Archive This tutorial covers editing DNS records.
Go to the <a href="https://dash.cloudflare.com/redirect?zone=dns">DNS app</a> of your Cloudflare dashboard.
Enter your credentials and click ‘Log In’
Click the domain in question
On this page, you will see a list of the DNS records for your domain. This page is where you edit them.
You will see the list of records like this:
<a class=&…
Later on, make sure it’s proxied .
This tutorial is deprecated in favour of Proxy status · Cloudflare DNS docs
Archive This tutorial covers what records can be set to and what should be left at .
What does do?
The orange cloud means that traffic to that hostname is running through Cloudflare
This includes
Masking your IP
Caching
an HTTPS certificate on the edge servers (a separate certificate on your server is still necessary)
What records can you enable for?
A, AAAA and <a hre…
Hopefully, you have got an valid SSL certificate installed at your origin host/server for your domain(s) and that your Website is working over HTTPS before moving to Cloudflare?
In case if not, kindly here is a way to re-check if you correctly setup the SSL for your domain with Cloudflare:
This tutorial is deprecated in favour of Get started with SSL/TLS · Cloudflare SSL/TLS docs
Archive This tutorial covers getting SSL working with Cloudflare in various different scenarios.
This assumes you already have your website set up on Cloudflare with all your DNS records set to , if not - please visit <a href="https://community.cloudflare.com/t/64309">Step 1</a>.
Do you want the website to use HTTPS?
Yes
Do you already have a valid SSL certificate installed…
If any other issues appear, follow the needed steps for troubleshooting from article below:
This tutorial is deprecated in favour of Troubleshooting · Cloudflare SSL/TLS docs
Archive This tutorial post covers the steps you should take if you have enabled Cloudflare, but HTTPS is not working on the site.
If your main domain is secure, but a subdomain is not, please see <a href="https://community.cloudflare.com/t/ssl-tls-not-working-on-subdomain/75181.">https://community.cloudflare.com/t/ssl-tls-not-working-on-subdomain/75181.</a>
1. Check that the DNS record is se…
Regarding available SSL options at Cloudflare dashboard, check here:
This tutorial is deprecated in favour of Get started with SSL/TLS · Cloudflare SSL/TLS docs
Archive SSL/TLS Configuration Video:
This tutorial covers basic settings in the SSL/TLS app of the Cloudflare Dashboard, including SSL Mode [Off/Flexible/Full/Full (Strict)], Cloudflare Origin Certificates, ‘Always Use HTTPS’ and ‘Automatic HTTPS Rewrites’.
The settings covered here can all be found by visiting <a href="http://Cloudflare.com">Cloudflare.com</a>, logging in, selectin…
In case you do not have an SSL certificate, you can use Cloudflare SSL, if so, kindly make sure you follow the instructions as follows on the below article to setup an SSL certificate using Cloudflare CA Origin Certificate (only works for Web traffic!):
Last but not least, kindly have a look here for more information regarding correct SSL settings:
Unencrypted & unverified connections
Imagine you open Paypal and suddenly get that warning
[image]
Would you continue? Probably not. For decades leaders in IT security have advocated that people upgrade their sites from unencrypted HTTP to secure HTTPS. And for a reason, everything you send via an HTTP connection is sent in plain text and can be intercepted at any point between you and the server.
Equally, you’d probably not proceed if you got such a warning, right?
[image]
That’s when th…
If some errors appear even after checking and configuring the SSL, kindly re-check if Cloudflare is allowed to connect to your origin host to as follows in the below article:
https://support.cloudflare.com/hc/en-us/articles/201897700-Allowing-Cloudflare-IP-addresses
Nevertheless, Cloudflare IP addresses list can be found here:
Ports list compatible and supported when using cloud (proxy mode) on Cloudflare can be found here:
https://support.cloudflare.com/hc/en-us/articles/200169156-Identifying-network-ports-compatible-with-Cloudflare-s-proxy