Undefined Character (U+1DFE0)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𝿠` `𝿠`
UTF-8 Encoding:	`0xF0 0x9D 0xBF 0xA0`
UTF-16 Encoding:	`0xD837 0xDFE0`
UTF-32 Encoding:	`0x0001DFE0`

References