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External Data Source

Source

Regular Expression
^(((0[1-9]|[12][0-9]|3[01])([\.])(0[13578]|10|12)([\.])((19[0-9][0-9])|(2[0-9][0-9][0-9])))|(([0][1-9]|[12][0-9]|30)([\.])(0[469]|11)([\.])((19[0-9][0-9])|(2[0-9][0-9][0-9])))|((0[1-9]|1[0-9]|2[0-8])([\.])(02)([\.])((19[0-9][0-9])|(2[0-9][0-9][0-9])))|((29)([\.])(02)([\.])([02468][048]00))|((29)([\.])(02)([\.])([13579][26]00))|((29)([\.])(02)([\.])([0-9][0-9][0][48]))|((29)([\.])(02)([\.])([0-9][0-9][2468][048]))|((29)([\.])(02)([\.])([0-9][0-9][13579][26])))$