Server SSL certificate is not trusted

Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g., so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.

My domain is:

I ran this command:
Website Vulnerability Scanner.

It produced this output:
Server SSL certificate is not trusted
Hostname ‘’ doesn’t match ‘

My web server is (include version):

The operating system my web server runs on is (include version):
Linux Debian

My hosting provider, if applicable, is:

I can login to a root shell on my machine (yes or no, or I don’t know):
I don’t know

I’m using a control panel to manage my site (no, or provide the name and version of the control panel):

Just this week I lost access to my webserver for my home automation (Home Assistant)
I can login it local but not using my dns (
I’m very new to this. Is this some thing with my certificate?

Did you try to reassign your domainname to the ip address via your dyndns provider? The address behind the name seems to be unreachable.

Like I say I’m new to this. How would I do that? I logged into duckdns site but I dont see anything to reassign my domainname.

Well, how did you do it initially? You have to update the ip address that is connected to your domain name, so please ask your dyndns provider first.

I did that. It says it is up to date and no changes made.

This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.