Currently, this URL returns 404. http://skinny-framework.org/ However I could access <http://skinny-framework.github.io/>. Maybe there is something wrong with [custom domain settings](https://docs.github.com/ja/pages/configuring-a-custom-domain-for-your-github-pages-site/troubleshooting-custom-domains-and-github-pages) ?
Currently, this URL returns 404.
http://skinny-framework.org/
However I could access http://skinny-framework.github.io/.
Maybe there is something wrong with custom domain settings ?