Hi, Thank for help. I already studied the issue and tried to fix. But I ll need help. Seems like something simple. Yet I havent found the solution and my issue didnt seem to match other topics.
My domain is: neurotechdesigns.ddns.net
I ran this command: certbot certonly --preferred-challenges http-01 -d neurotechdesigns.ddns.net
It produced this output:Saving debug log to /var/log/letsencrypt/letsencrypt.log
How would you like to authenticate with the ACME CA?
1: Spin up a temporary webserver (standalone)
2: Place files in webroot directory (webroot)
Select the appropriate number [1-2] then [enter] (press ‘c’ to cancel): 1
Plugins selected: Authenticator standalone, Installer None
Starting new HTTPS connection (1): acme-v02.api.letsencrypt.org
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for neurotechdesigns.ddns.net
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. neurotechdesigns.ddns.net (http-01): urn:ietf:params:acme:error:connection :: The server could not connect to the client to verify the domain :: Fetching http://neurotechdesigns.ddns.net/.well-known/acme-challenge/gwrsGuuhmWixJXeLXHm3mi-GKYT4tY24XLAo6W8Zkrs: Error getting validation data
The following errors were reported by the server:
Error getting validation data
To fix these errors, please make sure that your domain name was
entered correctly and the DNS A/AAAA record(s) for that domain
contain(s) the right IP address. Additionally, please check that
your computer has a publicly routable IP address and that no
firewalls are preventing the server from communicating with the
client. If you’re using the webroot plugin, you should also verify
that you are serving files from the webroot path you provided.
My web server is (include version): I have just taken this VPS…in the Services I didnt see apache or nignx… Do I need to find this from them ?
The operating system my web server runs on is (include version): Centos 7 OS
My hosting provider, if applicable, is:goolhost
I can login to a root shell on my machine (yes or no, or I don’t know):yes
I’m using a control panel to manage my site (no, or provide the name and version of the control panel):not using control panel right now.