All Builder Projects access the following list of URLs. Ensure these are included within your application or organization's allowlist.
firestore.googleapis.com
firebasestorage.googleapis.com
identitytoolkit.googleapis.com
*.builder.io
*.builder.codes
*.builder.my
*.builderio.xyz
*.fly.devEach of these URLs serves the following purpose:
| Domain | Description |
|---|---|
firestore.googleapis.com | Base URL for the Cloud Firestore API. |
firebasestorage.googleapis.com | Base URL for the Firebase Cloud Storage, which serves content such as photos or videos. |
identitytoolkit.googleapis.com | Base URL for Google's Identity Toolkit API. |
*.builder.io | Several Builder operations routed through this URL. |
*.builder.codes | Sandbox Builder operations are routed through this URL. User-generated applications run on this URL. |
*.builder.my | Preview URLs utilize this domain. |
*.builderio.xyz | Legacy operations used this URL. Currently in the process of being deprecated. |
*.fly.dev | Legacy operations used this URL. Currently in the process of being deprecated. |