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. crt.sh | example.com), 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:
certbot renew --dry-run
It produced this output:
Saving debug log to /var/log/letsencrypt/letsencrypt.log
ssl_module is statically linked but --apache-bin is missing; not disabling session tickets.
Simulating renewal of an existing certificate for dna.engr.latech.edu
Certbot failed to authenticate some domains (authenticator: apache). The Certificate Authority reported these problems:
Detail: 220.127.116.11: Fetching http://dna.engr.latech.edu/.well-known/acme-challenge/oqmja1hMrVv6xppDNLiswG7XUn63xd-VD2IUZ7vIoX0: Connection reset by peer
Hint: The Certificate Authority failed to verify the temporary Apache configuration changes made by Certbot. Ensure that the listed domains point to this Apache server and that it is accessible from the internet.
Failed to renew certificate dna.engr.latech.edu with error: Some challenges have failed.
All simulated renewals failed. The following certificates could not be renewed:
1 renew failure(s), 0 parse failure(s)
Ask for help or search for solutions at https://community.letsencrypt.org. See the logfile /var/log/letsencrypt/letsencrypt.log or re-run Certbot with -v for more details.
My web server is (include version):
The operating system my web server runs on is (include version):
VERSION = 15.4
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'm using a control panel to manage my site (no, or provide the name and version of the control panel):
The version of my client is (e.g. output of
certbot --version or
certbot-auto --version if you're using Certbot):