I am trying to install https certificate for my ubuntu server but I seem to get this error that i can’t get around it.
ericus20@hackstreetboys:~/.well-known$ sudo certbot --nginx
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator nginx, Installer nginx
No names were found in your configuration files. Please enter in your domain
name(s) (comma and/or space separated) (Enter ‘c’ to cancel): hackstreetboys.ddns.net
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for hackstreetboys.ddns.net
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. hackstreetboys.ddns.net (http-01): urn:acme:error:connection :: The server could not connect to the client to verify the domain :: Fetching http://hackstreetboys.ddns.net/.well-known/acme-challenge/XsU6N8zthpmBnJiKwLG12e96BMO5GsDNMxoJs0uzqzo: Timeout
The following errors were reported by the server:
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.
ericus20@hackstreetboys:~/.well-known$ cd …
One thing I am sure of is when I test ipv6 on my router, it always says my ISP supports IPV6 but it always timeout.