Found in public certificate transparency logs, which record every publicly trusted certificate. Some subdomains may no longer exist.
| Let's Encrypt |
| Report → |
| www.blog.csdy.dev | Mar 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| www.paste.csdy.dev | Mar 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| www.tasks.csdy.dev | Feb 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| blog.csdy.dev | Mar 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| paste.csdy.dev | Mar 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| abuse.csdy.dev | Mar 2020 | Sept 2021 | No DNS | Let's Encrypt | Report → |
| tasks.csdy.dev | Feb 2020 | Aug 2021 | No DNS | Let's Encrypt | Report → |
| mail.csdy.dev | Feb 2020 | Apr 2020 | No DNS | Let's Encrypt | Report → |