Undefined Character (U+10DF9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𐷹` `𐷹`
UTF-8 Encoding:	`0xF0 0x90 0xB7 0xB9`
UTF-16 Encoding:	`0xD803 0xDDF9`
UTF-32 Encoding:	`0x00010DF9`

References