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. https://crt.sh/?q=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:cxertbot --nginx -d app.snbase.com
It produced this output:Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator nginx, Installer nginx
Starting new HTTPS connection (1): acme-v02.api.letsencrypt.org
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for app.snbase.com
nginx: [warn] conflicting server name “app.snbase.com” on 0.0.0.0:80, ignored
Waiting for verification…
Challenge failed for domain app.snbase.com
http-01 challenge for app.snbase.com
Cleaning up challenges
Some challenges have failed.
IMPORTANT NOTES:
-
The following errors were reported by the server:
Domain: app.snbase.com
Type: unauthorized
Detail: Invalid response from
http://app.snbase.com/.well-known/acme-challenge/_WEgTePMd_NoO2IyXpnlKDwSoQGxrSmO2YRlN3vyQ6g
[45.79.23.23]: “\r\n404 Not
Found\r\n<body bgcolor=“white”>\r\n404
\r\n
Not Found
”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.
My web server is (include version):nginx version: nginx/1.12.2
The operating system my web server runs on is (include version):centos 7.3
My hosting provider, if applicable, is:cloudflare
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):certbot 0.34.2