As character names:

U+205B FOUR DOT MARK character (⁛)

As raw characters:

⁛

As a string of HTML entities:

⁛

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 129, hex 0x81, octal \201, binary 10000001
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 155, hex 0x9B, octal \233, binary 10011011
This is continuation byte 2, expecting 0 more.

U+205B	FOUR DOT MARK
	* used by scribes in the margin as highlighter mark
	* this is centered on the line, but extends beyond top and bottom of the line