It may be related to this <a href="https://news.ycombinator.com/item?id=13755673" rel="nofollow">https://news.ycombinator.com/item?id=13755673</a>
Must be related to AWS S3 issues.<p><a href="https://status.aws.amazon.com/" rel="nofollow">https://status.aws.amazon.com/</a>