HeadBucket
Date: 2025-09-20
ref: https://docs.aws.amazon.com/AmazonS3/latest/API/API_HeadBucket.html
Differences
| Server | Endpoing | x-amz-bucket-region | x-amz-bucket-location-name | Custom |
|---|---|---|---|---|
| Amazon S3 | s3.region.amazonaws.com | ✅ | ❌ | `` |
| Aliyun OSS | bucket.region.aliyuncs.com | ✅ | ❌ | `` |
| Huawei OBS | bucket.obs.region.myhuaweicloud.com | ✅ | ❌ | x-default-storage-class |
| Tencent COS | bucket.cos.region.myqcloud.com | ✅ | ❌ | `` |
| Baidu BOS | bucket.s3.region.bcebos.com | ❌ | ❌ | X-Bce-Bucket-Region, X-Bce-Lcclocation, X-Bce-Bucket-Storageclass |
| MINIO | custom host/url | ❌ | ❌ | `` |
Amazon S3 official documentation mentions that the response contains an x-amz-bucket-location-name header, but actual testing shows that no such information is included.
Aliyun OSS
Aliyun OSS requires that the region used in HeadBucket must be the region where the bucket actually resides; otherwise, a 404 error will be returned.
Huawei OBS
Huawei OBS requires that the region used in HeadBucket must be the region where the bucket actually resides; otherwise, a 404 error will be returned.
Tencent COS
Tencent COS requires that the region used in HeadBucket must be the region where the bucket actually resides; otherwise, a 404 error will be returned.
Baidu BOS
Baidu BOS does not require that the region used in HeadBucket must be the actual region where the bucket is located.
MINIO
The MINIO used for this test is built locally and no corresponding region is configured.
Actual measurement
404 实测
注意，为了复现服务器返回
404的问题，我这里使用的 region 都不是 bucket 真正所在的 region。