# Resend an email Endpoint: POST /v3/domains/{domain_name}/messages/{storage_key} Version: 3.0.0 Security: basicAuth ## Path parameters: - `domain_name` (string, required) Domain name used to send the message - `storage_key` (string, required) Storage key from the email's associated events (Example: Accepted/Delivered events field). Note: Storage keys are available for the duration of your domain's message retention policy. ## Request fields (multipart/form-data): - `to` (string, required) Email address of the recipient(s). Supports friendly name format. Example: . Use commas to separate multiple recipients. Duplicate addresses are automatically ignored. ## Response 200 fields (application/json): - `id` (string, required) The unique identifier of the message as defined by [RFC-2392](https://datatracker.ietf.org/doc/html/rfc2392). - `message` (string, required) A success message