How to validate an email address using RegexValidator

 [RegexValidator
	(  @"^(([\w-]+\.)+[\w-]+|([a-zA-Z]{1}|[\w-]{2,}))@"
	   + @"((([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\.([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\."
	   + @"([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])\.([0-1]?[0-9]{1,2}|25[0-5]|2[0-4][0-9])){1}|"
	   + @"([a-zA-Z]+[\w-]+\.)+[a-zA-Z]{2,4})$"
	   , MessageTemplate="Please Enter Correct Email Id..."
	)
]