Congratulations! You’ve signed up for SendGrid and are ready to configure your account. It’s important to note that these settings are available only in the Account Setup Wizard. If you need to change any settings and are already logged in, you can check your status in the Wizard. If you are not logged in, you [...]

Many ISPs authenticate e-mail using DKIM certification. DKIM works by having a company sign an e-mail with their private key, and then publish a public key in their DNS, which is then used to verify the e-mail signature. The domain that is checked for the public key is based on a field in the DKIM [...]

To send email using Microsoft Outlook 2007 you will have to modify your outgoing server settings in the application accordingly. The following page will walk you through how to add an SMTP server to an existing Outlook setup, but you can also add these settings at the account creation stage. First, go to: ‘Tools’ > [...]

To send email using Google Mail you will have to modify your outgoing server settings in the Mail Settings accordingly. This article will walk you through how to add an SMTP server to an Google Apps account, but you can also follow these steps to add an SMTP server to a general GMail account. Adding [...]

To send email using Apple’s Mail program you will have to modify your outgoing server settings in the Mail application accordingly. The following page will walk you through how to add an SMTP server to an existing Mail setup, but you can also add these settings at the account creation stage. Adding SMTP settings First [...]

These examples require the JSON Ruby Gem. SmtpApiHeader.rb This header is required for each example. #!/usr/bin/ruby # Version 1.0 # Last Updated 6/22/2009 require ‘json’   class SmtpApiHeader     def initialize()     @data = {}   end       def addTo(to)     @data['to'] ||= []     @data['to'] += to.kind_of?(Array) ? [...]

SmtpApiHeader.py #!/usr/bin/python # Version 1.0 # Last Updated 6/22/2009 import json import re import textwrap   class SmtpApiHeader:       def __init__(self):         self.data = {}       def addTo(self, to):         if not self.data.has_key(‘to’):             self.data['to'] = []       [...]

SmtpApiHeader.php <?php # Version 1.0 # Last Updated 6/22/2009 class SmtpApiHeader { var $data; function addTo($tos) { if (!isset($this->data['to'])) { $this->data['to'] = array(); } $this->data['to'] = array_merge($this->data['to'], (array)$tos); } function addSubVal($var, $val) { if (!isset($this->data['sub'])) { $this->data['sub'] = array(); } if (!isset($this->data['sub'][$var])) { $this->data['sub'][$var] = array(); } $this->data['sub'][$var] = array_merge($this->data['sub'][$var], (array)$val); } function setUniqueArgs($val) { [...]

So, you tried to send a bunch of email, and when you checked your Event API or your Email Activity page, you see a number of messages are marked as “Deferred” instead of “Delivered”. Or maybe you’re looking at your Email Lists, and noticing a lot of addresses in your Soft Bounces, but not many [...]

SmtpApiHeader.pm #!/usr/bin/perl # Version 1.0 # Last Updated 6/22/2009 use strict; package SmtpApiHeader; use JSON;   sub new {   my $self = shift;   my @a = ();   $self = { ‘data’ => { }};   bless($self);   return $self; }   sub addTo {   my $self = shift;   my @to [...]