root@srv ~ # hd < t.txt
00000000  54 65 73 74 20 66 c3 bc  72 20 55 6d 6c 61 75 74  |Test f..r Umlaut|
00000010  65 3f 0a 6d 65 74 61 2d  63 72 65 61 74 69 6f 6e  |e?.meta-creation|
00000020  5f 64 61 74 65 3a 20 32  30 32 34 2d 30 33 2d 32  |_date: 2024-03-2|
00000030  31 54 31 35 3a 35 34 3a  32 34 0a 0a 46 c3 bc c3  |1T15:54:24..F...|
00000040  9f 65 20 28 61 6c 73 20  55 54 46 2d 38 29 20 75  |.e (als UTF-8) u|
00000050  6e 64 20 26 61 75 6d 6c  3b 26 6f 75 6d 6c 3b 26  |nd &auml;&ouml;&|
00000060  75 75 6d 6c 3b 20 28 6b  6f 64 69 65 72 74 20 61  |uuml; (kodiert a|
00000070  6c 73 20 48 54 4d 4c 2d  45 6e 74 69 74 c3 a4 74  |ls HTML-Entit..t|
00000080  29