Now it is down completely. Would like to suggest this be redirected to a stable mirror as this mirror has a long history of being down, out of date or unreliable. Please see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=777264 for earlier this year when it was down for over two months.
# apt-get update Err http://ftp.tw.debian.org stable InRelease Err http://ftp.tw.debian.org stable Release.gpg Unable to connect to ftp.tw.debian.org:http: Hit http://security.debian.org stable/updates InRelease Hit http://security.debian.org stable/updates/main Sources Hit http://security.debian.org stable/updates/contrib Sources Hit http://security.debian.org stable/updates/main i386 Packages Hit http://security.debian.org stable/updates/contrib i386 Packages Hit http://security.debian.org stable/updates/contrib Translation-en Hit http://security.debian.org stable/updates/main Translation-en Reading package lists... Done W: Failed to fetch http://ftp.tw.debian.org/debian/dists/stable/InRelease W: Failed to fetch http://ftp.tw.debian.org/debian/dists/stable/Release.gpg Unable to connect to ftp.tw.debian.org:http: W: Some index files failed to download. They have been ignored, or old ones used instead.