SMTP Service

Getting Started

  • How to get started with SMTP

    Last Updated: 12.11.2024

    With the SendPulse SMTP service, you can send transactional emails from your service, for example, abandoned cart emails, order updates, order confirmation emails, and other notifications.

  • How to enable email tracking statistics sent via SMTP

    Last Updated: 06.11.2024

    By sending campaigns via SMTP, you can track the number of emails sent, delivered, and opened as well as the number of click-throughs and delivery errors.

  • How to create an unsubscribe link

    Last Updated: 03.01.2024

    You can add the unsubscribe function to emails sent via the SMTP service using the {{unsubscribe_url}} variable.

  • SMTP limits

    Last Updated: 03.01.2024

    Certain restrictions are applied while using SMTP with SendPulse. There are limits on the number of sent emails per hour, per day and the number of domains in use.

  • SMTP limits after exceeding the bounce rate

    Last Updated: 06.11.2024

    Sending emails to invalid addresses hurts the reputation of your email service’s servers and your sender domain, which is detrimental to mailing list deliverability.

  • How to view SMTP statistics

    Last Updated: 06.11.2024

    WIth SendPulse, you can view SMTP statistics in order to track your campaigns’ performance, delivery errors, and unsubscribe rate.

  • How to enable webhooks for transactional emails

    Last Updated: 07.11.2024

    A webhook is a mechanism for receiving notifications about certain events. You can set up notifications about email deliverability and subscriber activity.

  • How to send transactional emails using a SendPulse Template

    Last Updated: 03.01.2024

    You can send transactional emails to clients via API from your system using a template with dynamic content created in SendPulse.

SMTP Connection

  • How to send emails via SMTP using email clients

    Last Updated: 06.11.2024

    You can send transactional emails to clients via SendPulse’s SMTP service from your website or using email clients. Then you can check the mailing history and the list of unsubscribers in your SendPulse account.

  • How to send emails via SMTP with WordPress plugins

    Last Updated: 06.11.2024

    You can send transactional emails to clients via SendPulse’s SMTP service from your WordPress site using various plugins. Then you can then view your mailing history and the list of unsubscribers in your SendPulse account.

  • How to send emails with PHPMailer

    Last Updated: 06.11.2024

    You can implement SendPulse's transactional emails with SMTP settings into your project using PHPMailer. PHPMailer is compatible with many PHP libraries and allows you to create a personalized email with an attachment and send it to your subscribers.

Domain Authentication

  • How to set up a DKIM signature

    Last Updated: 05.11.2024

    Domain Keys Identified Mail (DKIM) technology is the process of authentication of a sender's domain using a generated digital signature. The method helps recipients’ servers verify that the email was actually sent from the claimed domain, which improves your email deliverability.

  • How to set up an SPF record

    Last Updated: 05.11.2024

    An SPF record defines the list of servers that can send emails on behalf of this domain, and how to process emails that were sent from other servers. By setting up an SPF record, you can reduce the risk of sending spam on behalf of your domain and improve inbox deliverability.

SMTP Errors

  • Invalid email address error codes

    Last Updated: 03.01.2024

    If you send bulk emails, you may face the problem of delivery errors. Knowing the reasons will help you cope with it and increase conversions. After registering with SendPulse, you're welcome to monitor your campaign statistics, including the errors. Keep on reading this article to discover the causes and ways to avoid errors.

  • The 550 5.1.1 error

    Last Updated: 03.01.2024

    There are several possible reasons that you received this error. In this guide, we'll talk about the reasons and help you resolve this nasty error.

  • Spam related delivery errors

    Last Updated: 03.01.2024

    You may receive the following errors: SMTP Error 450 4.7.1

  • Error 503

    Last Updated: 26.09.2024

    Have you ever faced Error 503 – Valid RCPT command must precede DATA while sending emails?

  • How to fix SMTP sending errors

    Last Updated: 28.12.2023

    Sending messages via an SMTP server may be accompanied by errors. These errors may occur due to mail server inaccessibility, sender authentication issues, exceeded limits, mistyped email addresses, and so on.

  • The 554 5.7.1 SMTP error

    Last Updated: 26.09.2024

    When sending an email, you should take into account two mailing servers: yours and the recipients.

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