404. That’s an error.
The requested URL /_/+1/confirm?hl=ja&url=http://blog.tomi1.com/2017/10/25/%E6%96%B9%E7%9C%BC%E3%83%8E%E3%83%BC%E3%83%88%E8%AC%9B%E5%BA%A7%EF%BC%A0%E9%BA%B9%E7%94%BA%E9%96%8B%E5%82%AC%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F%E3%80%82/
was not found on this server. That’s all we know.