Hi I am installing the Let’s Encrypt in aws ubuntu server following with this guy’s tutorial:https://blog.miguelgrinberg.com/post/running-your-flask-application-over-https . But there is error as following, before I created the lets encrypt, my domain can point to nginx default web page:
sudo certbot certonly --webroot -w /home/ubuntu/microblog -d sciscinet.com
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator webroot, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for sciscinet.com
Using the webroot path /home/ubuntu/microblog for all unmatched domains.
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. sciscinet.com (http-01): urn:acme:error:connection :: The server could not connect to the client to verify the domain :: Fetching http://sciscinet.com/.well-known/acme-challenge/kPmDuNyHDsfxvcxC3tysX5hhg30fSUxzjKKaiUvQ6zc: Error getting validation data
IMPORTANT NOTES:
-
The following errors were reported by the server:
Domain: sciscinet.com
Type: connection
Detail: Fetching
http://sciscinet.com/.well-known/acme-challenge/kPmDuNyHDsfxvcxC3tysX5hhg30fSUxzjKKaiUvQ6zc:
Error getting validation dataTo 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.
