Comment by dessant

Web preservation projects usually submit their content to the Internet Archive, or at least make it accessible through the Memento protocol. It seems the blog you're looking for already has some archived pages.

https://web.archive.org

https://timetravel.mementoweb.org

    The asterisk at the end selects all the archived pages of the host:
    https://web.archive.org/web/*/https://comediventareilmiocane.blogspot.com*