Posts by John Porrini view all

SMTP Monitoring: What is a Failed Message & How to Monitor Email Delivery Errors

SMTP Monitoring: What is a Failed Message & How to Monitor Email Delivery Errors

Today we’re going to talk about SMTP Monitoring — specifically monitoring your message failures. And this is important: SMTP is the standard for sending email and it’s one of the most effective ways to send transactional email like password resets, shipping notifications, etc. But just using SMTP isn’t enough. There’s a lot that can go […]...

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SMTP or IMAP: What’s the Difference? [Bonus: What is POP3?]

SMTP or IMAP: What’s the Difference? [Bonus: What is POP3?]

Today you’re going to learn exactly whether you should be using SMTP or IMAP. In fact, there is a major difference between the two protocols. In this article, we’ll help you understand the differences between SMTP and IMAP. We’ll also briefly touch on POP3. Let’s get started. What is SMTP? What is IMAP? What Is […]...

SMTP and Email Delivery 101: When Is An Email Actually Considered Delivered?

SMTP and Email Delivery 101: When Is An Email Actually Considered Delivered?

Today you’re going to learn about SMTP and email delivery — exactly when an email is actually considered delivered. Ready? Let's go......

21 SMTP Response Codes That You Need To Know

21 SMTP Response Codes That You Need To Know

Use these 21 Common SMTP Response Codes to determine why an email bounced, or why you’re receiving an SMTP error when sending email......

Effective Transactional Email Design: The Anatomy of a Receipt Email

Effective Transactional Email Design: The Anatomy of a Receipt Email

What does an effective transactional email design look like? In this post, you'll learn how to create an an effective transactional receipt email that......

Setting Up SMTP in Gmail: Do You Know the Limits?

Setting Up SMTP in Gmail: Do You Know the Limits?

Looking to setup SMTP in Gmail? For most small senders, Gmail SMTP is a quick setup. However, Gmail’s SMTP server comes with serious limitations......

How to Test SMTP Relay Service Connection Issues With This Powerful Telnet Alternative

How to Test SMTP Relay Service Connection Issues With This Powerful Telnet Alternative

Get step by step instructions on how to test your SMTP relay connection with SocketLabs’ telnet alternative....

Transactional Email & CAN-SPAM: Is Transactional Email Exempt?

Transactional Email & CAN-SPAM: Is Transactional Email Exempt?

The CAN-SPAM Act is a US law which establishes standards for sending commercial email. But what about Transactional Email & CAN SPAM? In this post you'll......

Transactional Email GDPR Rules: Can You Send Transactional Email Without Consent?

Transactional Email GDPR Rules: Can You Send Transactional Email Without Consent?

Under GDPR do you need consent to deliver transactional emails to EU citizens? Find out in this post about Transactional Email and GDPR......

How to Use a Web API to Send Email Asynchronously

How to Use a Web API to Send Email Asynchronously

If you’re looking to use a web API to send email asynchronously, or if you’d like to learn more about async, then read this post....