SMTP Error Codes: What They Mean
…this SMTP response code can be good, like 250 (the requested action was taken) or it can be bad, an error code like 550, that indicates the end of…
SMTP 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…
What is My IP Reputation? [3 Ways to Improve]
…have noticed a decrease in your email engagement and deliverability, it may be time to start thinking about your IP reputation.
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…
What Affects Email Deliverability: Top 3 Best Practices
Let’s dive a little deeper into what affects your email deliverability and how you can maximize the potential of your email sending
How to Set 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 Server Connection Issues With This Powerful Telnet Alternative
Get step by step instructions on how to test your SMTP relay connection with SocketLabs’ telnet alternative.
What is an SMTP Server?
An SMTP server is a lot like any other server but it is highly specialized in the ability to process and deliver outbound email.
Email Whitelisting: A Dying Practice
What are email whitelists and are they still relevant to you in todays highly technical email industry? An email whitelist is a…
