Accoding to
Mozilla bug 116882
IE6 had the following behaviors:
The bytes 0xFD, 0xFE and 0xFF decode to U+F8F1, U+F8F2 and U+F8F3, respectively.
Various bogus two-byte sequences decode to U+30FB.
Byte(s) as hex
Actual bytes
Code point
FD
ý
FE
þ
FF
ÿ
86 A6
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