/// <summary>
 /// Validates syntax and existence of the given address.
 /// </summary>
 /// <param name="address">The address to be validated.</param>
 /// <param name="dnsServers">Name Servers to be used for MX records search.</param>
 /// <returns>True if the address is valid, otherwise false.</returns>
 public static bool Validate(Address address, ServerCollection dnsServers)
 {
     return(SmtpValidator.Validate(address.Email, dnsServers));
 }
 /// <summary>
 /// Validates syntax and existence of the given address.
 /// </summary>
 /// <param name="address">The address to be validated.</param>
 /// <returns>True if the address is valid, otherwise false.</returns>
 public static bool Validate(Address address)
 {
     return(SmtpValidator.Validate(address.Email));
 }