IONOS Object Storage

Use the IONOS Object Storage API to store, retrieve, and delete objects using an S3-compatible interface.

Get started

Authentication, base URL, and a working API example.

API Status

Check service availability and current incidents.

Base URL

https://s3.eu-central-1.ionoscloud.com

Additional regional endpoints are available. See the spec for the full server list.

Authorization

IONOS Object Storage uses HMAC-based authentication (AWS Signature Version 4). Sign requests with your S3 access key and secret key.

Version

2.0.17

HTTP Status Codes

Status Code	Message	Description
200 OK	Request succeeds.	The request was successful.
201 Created	Resource created.	The resource was successfully created.
204 No Content	Success, no content.	The request was successful, but there is no content to return.
400 Bad Request	Invalid request.	The request is malformed or contains invalid parameters.
401 Unauthorized	Authentication failed.	Authentication credentials are missing or invalid.
403 Forbidden	Access denied.	The authenticated user does not have permission to access the resource.
404 Not Found	Resource not found.	The requested resource does not exist.
409 Conflict	Resource conflict.	The request conflicts with the current state of the resource.
429 Too Many Requests	Rate limit exceeded.	Too many requests have been sent in a given time.
500 Internal Server Error	Server error.	An unexpected error occurred on the server.
503 Service Unavailable	Service unavailable.	The service is temporarily unavailable.