Found in public certificate transparency logs, which record every publicly trusted certificate. Some subdomains may no longer exist.
| Let's Encrypt |
| Report → |
| webdisk.1unlock.net | May 2019 | Nov 2025 | No DNS | Let's Encrypt | Report → |
| webmail.1unlock.net | May 2019 | Nov 2025 | No DNS | Let's Encrypt | Report → |
| www.1unlock.net | May 2019 | Nov 2025 | No DNS | Let's Encrypt | Report → |
| autodiscover.1unlock.net | May 2019 | Jan 2020 | No DNS | Let's Encrypt | Report → |