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: blog.shrai.net
My web server is (include version): Unfortunately i don’t know
The operating system my web server runs on is (include version):i unable know
My hosting provider, if applicable, is: tistory.com
I can login to a root shell on my machine (yes or no, or I don’t know): NO
I’m using a control panel to manage my site: CloudFlare DNS (FREE TIER)
The version of my client is (e.g. output of
certbot --version or
certbot-auto --version if you’re using Certbot):NOPE;;
I connected using CNAME record in DNS, but the web page does not connect because expired certificate is applied.
How do I delete a certificate that I’m connected?