| Subdomain | First seen | Last seen | DNS | Certificate issuer | Report |
|---|
| status.bugguide.net | Feb 2022 | Sept 2026 | Resolves | Let's Encrypt | Report → |
| www.bugguide.net | Nov 2020 | Sept 2026 | Resolves | Google Trust Services | Report → |
| api.bugguide.net | Dec 2016 | Jun 2026 | Resolves | InCommon, LLC | Report → |
| beta.bugguide.net | Dec 2016 | Jun 2026 | Resolves |
Found in public certificate transparency logs, which record every publicly trusted certificate. Some subdomains may no longer exist.