ever want to send ASPX email without mail server use this.

use this codes

put this one in the .aspx page :

   <form id="form" method="post" runat="server">
    <asp:Label ID="Label1" runat="server">Your Name:</asp:Label><br />
    <asp:TextBox ID="txtFrom" runat="server"></asp:TextBox><br />
    <asp:Label ID="Label3" runat="server"> Phone:</asp:Label><br />
    <asp:TextBox ID="txtPhone" runat="server"></asp:TextBox><br />
    <asp:Label ID="Label2" runat="server">Email:</asp:Label><br />
    <asp:TextBox ID="txtEmail" runat="server"></asp:TextBox><br />
    <asp:Label ID="Label4" runat="server">Message:</asp:Label><br />
    <textarea runat="server" id="txtContent" style="width: 400px; height: 125px" rows="7"
        cols="24"></textarea><br />
    <br />
    <asp:Button ID="btnSend" Text="Send" OnClick="btnSend_Click" runat="server"></asp:Button><br />
    <asp:Label ID="lblStatus" runat="server"></asp:Label>
    </form>

Put this in the .cs pages

Code:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Net.Mail;

public partial class contact : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnSend_Click(object sender, EventArgs e)
    {
        string from = "**account here**"; //Replace this with your own correct Gmail Address

        string to = "** send to email here *** "; //Replace this with the Email Address to whom you want to send the mail

        MailMessage mail = new System.Net.Mail.MailMessage();
        mail.To.Add(to);
        mail.From = new MailAddress(from);// new MailAddress(from, txtFrom.Text, System.Text.Encoding.UTF8);
        mail.Subject = "Contact by Web";
        mail.SubjectEncoding = System.Text.Encoding.UTF8;
        mail.Body = "Name: " + txtFrom.Text + "<br />Email: " + txtEmail.Text + "<br />Phone: " + txtPhone.Text + "<br /><br />Message:<br />" + txtContent.InnerText;
        mail.BodyEncoding = System.Text.Encoding.UTF8;
        mail.IsBodyHtml = true;
        mail.Priority = MailPriority.Normal;

        SmtpClient client = new SmtpClient();
        //Add the Creddentials- use your own email id and password

        client.Credentials = new System.Net.NetworkCredential(from, "***password here****");

        client.Port = 587; // Gmail works on this port
        client.Host = "smtp.gmail.com";
        client.EnableSsl = true; //Gmail works on Server Secured Layer
        try
        {
            client.Send(mail);
        }
        catch (Exception ex)
        {
            Exception ex2 = ex;
            string errorMessage = string.Empty;
            while (ex2 != null)
            {
                errorMessage += ex2.ToString();
                ex2 = ex2.InnerException;
            }
            HttpContext.Current.Response.Write(errorMessage);
        } // end try

{
            client.Send(mail);
            lblStatus.Text = "Message Sent!";
        }
    }

}