Audit logs provide a comprehensive summary of changes made within your Cloudflare account, including those made to R2 buckets. This functionality is available on all plan types, free of charge, and is always enabled.
To view audit logs for your R2 buckets, go to the Audit logs page.
Go to Audit logs ↗For more information on how to access and use audit logs, refer to Review audit logs.
The following configuration actions are logged:
| Operation | Description |
|---|---|
| CreateBucket | Creation of a new bucket. |
| DeleteBucket | Deletion of an existing bucket. |
| AddCustomDomain | Addition of a custom domain to a bucket. |
| RemoveCustomDomain | Removal of a custom domain from a bucket. |
| ChangeBucketVisibility | Change to the managed public access (r2.dev) settings of a bucket. |
| PutBucketStorageClass | Change to the default storage class of a bucket. |
| PutBucketLifecycleConfiguration | Change to the object lifecycle configuration of a bucket. |
| DeleteBucketLifecycleConfiguration | Deletion of the object lifecycle configuration for a bucket. |
| PutBucketCors | Change to the CORS configuration for a bucket. |
| DeleteBucketCors | Deletion of the CORS configuration for a bucket. |
Below is an example of an audit log entry showing the creation of a new bucket:
{
"action": { "info": "CreateBucket", "result": true, "type": "create" },
"actor": {
"email": "<ACTOR_EMAIL>",
"id": "3f7b730e625b975bc1231234cfbec091",
"ip": "fe32:43ed:12b5:526::1d2:13",
"type": "user"
},
"id": "5eaeb6be-1234-406a-87ab-1971adc1234c",
"interface": "API",
"metadata": { "zone_name": "r2.cloudflarestorage.com" },
"newValue": "",
"newValueJson": {},
"oldValue": "",
"oldValueJson": {},
"owner": { "id": "1234d848c0b9e484dfc37ec392b5fa8a" },
"resource": { "id": "my-bucket", "type": "r2.bucket" },
"when": "2024-07-15T16:32:52.412Z"
}