404. That’s an error.
The requested URL /_/+1/confirm?hl=en&url=https://www.canalearte.tv/?p=19983&name=%E2%80%9CGASTONE+NOVELLI+SCRITTI+%E2%80%9943+%E2%80%93+%E2%80%9868%E2%80%9D+%7C+Milano%2C+Fondazione+Arnaldo+Pomodoro
was not found on this server. That’s all we know.