Czech or Slovakian Rodne Cislo

Rodne Cislo or “Birth number” is a special number that is unique for every person living in the Czech Republic.

Czech/Slovakian Rodne Cislo - Validates date and mod 11 checksum.

Regex expressions	Description	Score
`\b[0-9]{2}(?:[0257][1-9]\|[1368][0-2])(?:0[1-9]\|[12][0-9]\|3[01])/?[0-9]{3,4}\b`	Matches a 9 or 10-digit number, where the third and fourth digits begin with [01–12 or 21–32 or 52–62, 71–82], and the fifth and sixth digits begin with [01–31].	1

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