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: snap.feedontario.ca
I ran this command: sudo certbot certonly --webroot
It produced this output:
Input the webroot for snap.feedontario.ca: (Enter 'c' to cancel): cert
Waiting for verification...
Challenge failed for domain snap.feedontario.ca
http-01 challenge for snap.feedontario.ca
Cleaning up challenges
Some challenges have failed.
The following errors were reported by the server:
Detail: Invalid response from
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): ubuntu 18.04
The operating system my web server runs on is (include version):
My hosting provider, if applicable, is:
I can login to a root shell on my machine (yes or no, or I don't know): Yes