As character names:

U+300B RIGHT DOUBLE ANGLE BRACKET character (》)

As raw characters:

》

As a string of HTML entities:

》

Decoder output:

Byte number 1 is decimal 227, hex 0xE3, octal \343, binary 11100011
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 128, hex 0x80, octal \200, binary 10000000
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 139, hex 0x8B, octal \213, binary 10001011
This is continuation byte 2, expecting 0 more.

U+300B	RIGHT DOUBLE ANGLE BRACKET
	x (right-pointing double angle quotation mark - 00BB)
	x (mathematical right double angle bracket - 27EB)