Tech Resources

Creating a Custom Bounce Domain

Jan 30, 2017 05:46PM EST
You can improve your deliverability and email branding by adding a custom bounce domain. A custom bounce domai...
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Extended Error Codes

Jan 30, 2017 05:49PM EST
When developing to the REST api, you should be prepared to handle failed requests, understand their meaning an...
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Client Libraries, Resources and Examples

Jan 30, 2017 05:49PM EST
Check out our Developer Hub for an up-to-date list of client libraries, resources, and sample code. If you'd ...
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How to Use Binding Groups

Jan 25, 2017 04:40PM EST
Note: This Knowledge Base Article Is For SparkPost Enterprise Only Introduction Your SparkPost Elite enviro...
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Change Log

Apr 21, 2017 05:23PM EDT
April 21, 2017 What’s New? You can now sign up for or upgrade to plans for sending up to 50 million mess...
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Webhook Event Reference

Jan 23, 2017 05:48PM EST
This is a reference guide for developers who are consuming SparkPost Webhook Events and need to understand the...
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SMTP Injection with STARTTLS using swaks

Jan 30, 2017 05:58PM EST
One of our customers recently ran into issues attempting to send a test email via SMTP injection using STARTTL...
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Enabling Inbound Email Relaying & Relay Webhooks

Jan 30, 2017 06:04PM EST
What is a Relay Webhook? A Relay Webhook calls your consumer when a user sends an email to one of your domain...
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List-unsubscribe Functionality

Jan 30, 2017 06:06PM EST
Every non-transactional message sent through your account will carry a list-unsubscribe header. The presence o...
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Webhook Authentication: OAuth 2.0 and Basic Authentication

Jan 30, 2017 06:19PM EST
SparkPost offers 2 optional (but highly recommended) security measures that can be implemented when setting up...
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