ftp.ntua.gr:/debian/dists/bullseye-backports/non-free/Contents-armhf.diff/by-hash/?C=S&O=A 
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[DIR] Parent Directory                                                                    -   
[DIR] SHA256/                                                        20-Jan-2022 10:23    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80