Hint: The Certificate Authority failed to download the temporary challenge files created by Certbot. Ensure that the lis
ted domains serve their content from the provided --webroot-path/-w and that files created there can be downloaded from
←[31mSome challenges have failed.←[0m
Ask for help or search for solutions at https://community.letsencrypt.org. See the logfile C:\Certbot\log\letsencrypt.lo
g or re-run Certbot with -v for more details.
Are you sure you do not have a firewall that is blocking certain IP addresses? Because I just tried a test with the Let's Encrypt staging system and got the expected 404 response on one of your domains but got the "reset by peer" on the other.
Also, who is your hosting service? Is it GoDaddy?
sudo certbot certonly --dry-run --webroot -w "D:\serverA\nginx\html" -d adssmart.in -d www.adssmart.in
Certbot failed to authenticate some domains (authenticator: webroot). The Certificate Authority reported these problems:
Detail: 126.96.36.199: Fetching http://adssmart.in/.well-known/acme-challenge/6MwuZHnUTGO5sijB_9ZRp1FJi9czuLuTijmoiNQuZww:
Connection reset by peer
Detail: 188.8.131.52: Invalid response from http://www.adssmart.in/.well-known/acme-challenge/XFYmeWjxkYx7fD9gWVOwon7Ld8JyNbUJYsNwiCx4YpU:
404 (Not Found)