Undefined Character (U+1FBFF)

Block:	Symbols for Legacy Computing, U+1FB00 - U+1FBFF^[1]
Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`🯿` `🯿`
UTF-8 Encoding:	`0xF0 0x9F 0xAF 0xBF`
UTF-16 Encoding:	`0xD83E 0xDFFF`
UTF-32 Encoding:	`0x0001FBFF`

References