C# Mail address validation check, C#

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Microsoft (R) Visual C# Compiler version 2.9.0.63208 (958f2354)

using System;
using System.Net.Mail;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var strings = new [] {
                "user<test@nomail.com>", // valid
                "test@nomail.com", // valid
                "Invalid<testnomail.com>", // Invalid
                "Invalid<test@com>", // Note: This will return a false positive if only tested using MailAddress's constructor.
            };
            foreach(var a in strings)
            {
                ParseMailAddress(a);
            }
        }
        
        static void ParseMailAddress(string address)
        {
             Console.WriteLine("--------------------------------------------");
             Console.WriteLine("Input: {0}", address);

if(! Regex.IsMatch(address, @"^[^@\s]+@[^@\s]+\.[^@\s]+$") ) 
            {
                Console.WriteLine("Failed regex validation");
                return;
            }

try
            {
                var mailAddress = new MailAddress(address);

Console.WriteLine("Address: {0}", mailAddress.Address);
                Console.WriteLine("DisplayName: {0}", mailAddress.DisplayName);
                Console.WriteLine("Host: {0}", mailAddress.Host);
                Console.WriteLine("User: {0}", mailAddress.User);
            }
            catch (FormatException ex)
            {
                Console.WriteLine("Error: {0}", ex);
            }
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,25 sec, absolute running time: 0,2 sec, cpu time: 0,2 sec, average memory usage: 18 Mb, average nr of threads: 4, absolute service time: 0,49 sec