Undefined Character (U+11BBF)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𑮿` `𑮿`
UTF-8 Encoding:	`0xF0 0x91 0xAE 0xBF`
UTF-16 Encoding:	`0xD806 0xDFBF`
UTF-32 Encoding:	`0x00011BBF`

References