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Using List-Unsubscribe headers in emails

CAN-SPAM email regulations and the List-Unsubscribe SMTP header

What Is Amazon Simple Storage Service (SES) - And How Can I Use It?

Amazon SES is an email service among virtual servers, AI apps, and libraries. Ideally, you can integrate your email system with your program hosted on Amazon.

How to mask an email address

Email masking is more critical than ever before. Hide the data behind your address for privacy.

The Recommended Email size

The Difference between POP3 Vs. IMAP Emails

SMTP Port Guide

What is an SMTP Server?

How do SMTP servers work and what is a fake smtp server

Mailto links tutorial

Tutorial mailto links in HTML emails

Who Invented Email?

American Ray Tomlinson and Shiva Ayyaduari are both created with conceiving of and creating electronic mail or email.

Which SMTP Port Should I Use?

Picking the right port for SMTP mailservers

What's an SMTP port and How to Choose the Right One?

What is the difference between SMTP, POP, and IMAP?

Email is a technology built on several protocols that define message communication between servers and clients.

What is a Mail Transfer Agent?

Emails are sent and transfered between mail-servers using mail server transfer agents.

What is SMTP? Everything you need to know

Comprehensive SMTP guide for sending and receiving email with the simple mail transfer protocol.

What are SMTP mail ports

SMTP protocol uses several common ports to send and receive email messages. This post compares conventional ports and SSL support.

What are PTR Records and Why are They Important?

What are NBSP HTML Entities

NBSP non-breaking space use in email and HTML padding. Add   entities to your email to give consistent formatting.

What are DKIM records

What is Dmarc and DKIM and how to reduce email spam with DNS records. Email reputation and bounce rates are important for sender reputation.

What Is a Mail Transfer Service (MTA)?

Email routing with MTA transfer is a common way send emails between servers.

What Is a Fake Smtp Server

How can fake mail servers be used to create real email accounts for testing and development. Use Smtp4Dev or MailSlurp for email generation.

What Is Throttling?

Server throttling is the restriction of traffic over a network due to high demand or many requests in a row.

What Is The Best SMTP Port To Use?

MailServers use TCP ports to transmit emails. Picking the right port between 25 vs 2555, 465 vs 587 in SMTP is easy with this guide.

What Is SMTP?

SMTP is a email sending protocol that is used by mail servers to communicate messages.

What Is SMTP Rely?

An SMTP relay allows youy to send email through a relaying mail server. Use mail relay for sending bulk email campaigns that are time sensitive.

Understanding the SMTP Queue and Managing Your Emails

use SMTP queue systems to enqueue email actions for later dates.

Test SMTP servers with Telnet

How to use Telnet to test the SMTP servers?

Sending email with telnet

How to send email with telnet mail commands from the terminal. Use the telnet protocol to interact with SMTP mail servers.

Send emails in NodeJS using SMTP

How to use Javascript SMTP client (or Nodemailer) to send email with MailSlurp mail server. Read and download mail using IMAP with Node

Send email with CSharp using SMTP Client and MailSlurp

Create a custom SMTP client and access MailSlurp inboxes from CSharp/DotNET.

Send SMTP emails with PHP

Use PHPMailer to send emails with SMTP and MailSlurp mailservers. Configure IMAP and SMTP access in PHP using phpmailer and composer.

Send SMTP email with Python (using SMTPLib)

How to send emails with Python's built-in SMTP client and MailSlurp mail servers. Idiomatic Python mail configuration and sending.

Send SMTP email with Java

How to use Java SMTP client to send email with MailSlurp mail server on the JVM. Configure IMAP access or use SMTP.

STARTTLS vs SSL vs TLS

Secure email transmission uses transport layer security with secure sockets layer to encrypt sending and receiving.

SMTP vs HTTP MailSlurp inboxes

The difference between HTTP and SMTP inboxes and domains in MailSlurp API. How to configure custom email addresses online.

SMTP email application libraries

How to send email in CSharp, PHP, Ruby, Java, Python, and NodeJS using the SMTP protocol and MailSlurp mailservers.

SMTP Relay: How to Test a mailserver Relay

Inspect mail relay with tools like TelNet, SMTPCli and MailSlurp

SMTP Relay for outbound smtp servers

How to use SMTP relay to address spam and security issues that affect outbound mail servers. Setup mail forwarding with SMTP relay.

SMTP IMAP Mail Settings

How to access MailSlurp email accounts using IMAP and SMTP servers. Configure your mail clients or programming SDKs to use SMTP protocols.

SMTP Email Delivery Services

Check email deliverability using DKIM SMTP

SMTP Commands and Response Codes List

A full list of commands and response status codes for SMTP mail servers when sending emails.

SMTP - what is a mail server?

Email protocols: SMTP vs IMAP vs POP3. What is MTA mail server and how does it work? Mail server tutorial and guide.

Ruby send SMTP email

How to use Ruby SMTP client to send email with the MailSlurp mail servers. Install and configure mail gems with custom mailservers

Querying IP addresses

Free IP Address lookup API. Find the IP address of a domain and or URL with internet protocol reverse DNS lookup.

PHPMailer tutorial (Sending email with PHP)

PHP Mail Tutorial (3 ways to send emails)

How to send and receive emails in PHP. Access email in PHP without an SMTP server. PHP SDK for email testing and development.

Noreply Email Address

MailSlurp SMTP Pop3 IMAP port settings

How to configure and test SMTP, POP3, and IMAP inboxes using MailSlurp email APIs. Port 25, 465, 1143 and more.

How to send emails in VBA

Send email in Visual basic. VBA scripting has built in mailing functionality. Use SMTPClient to send mail and attachments.

How to send emails in Javascript (NodeJS)

JS SMTP email sending guide using HTML and NodeJS.

How to send email in R

RLang tutorial for sending emails over SMTP.

How to send an email using Powershell (Windows and cross-platform)

Use Send-MailMessage in Windows Powershell to send emails using an SMTP server or MailSlurp's free email API.

How to configure email subdomains for custom servers

How to manage email subdomain custom mailboxes using SMTP/IMAP mailserver settings.

How to configure Mail desktop clients with MailSlurp

How to setup MailSlurp with Outlook, Gmail, Thunderbird, Mail app and more.

How to choose the perfect SMTP port

587 vs 465 vs 25 vs 2525 - which port is the right one for SMTP mailservers?

How to Send an Email in Python

Send emails using SMTP mailer in Python. Detailed tutorial for sending mail in Python.

How to Send Mass Email with Gmail

Mass ending sending is possible with Gmail bulk access.

Grab all details about an SMTP Port

What are common SMTP mail server ports and how do you find them?

Fake SMTP server for Testing

Test emails safely with no risk of spamming users with real emails

Everything you need to know about the SMTP protocol

What is SMTP and how does it work? Sending emails is simple using the simple mail transfer protocol and a mail client.

Everything You Need to Know About SMTP Security

Email size limits

Difference between IMAP POP3 and SMTP

IMAP, SMTP, POP3 email protocols compared. Which to use for sending and receiving mail and attachments at scale.

Detailed Instructions for Fixing the 550 XXX Error

DMARC – All Facts that you should know

Can you add Gifs to emails? (Kind of!)

Add gifs to emails for more engagment

CSharp send SMTP email

How to use CSharp (C#) and .NET SMTP client to send email with MailSlurp mail server. Use System.Net.Mail to compose and download emails

BIMI email records - a replacement for DKIM?

What is a BIMI Record and how can BIMI prevent email spam and spoofing?

BCC and CC in SMTP emails

What is cc and bcc in email? What is the difference between cc and bcc?

BCC For Email: What It Means And When To Use It

What is BCC email field (blind carbon copy) and how does it differ to CC?

Avoiding email spam filters

How to send emails that don't trigger a spam warning.

Attachments

Send and receive email attachments. How to attach files to SMTP emails.

Are Email Addresses Case Sensitive?

A guide to PHP Mailer

PHPMailer compose mail tutorial. Send email with PHP and composer packages instead of the inbuilt mail commands.

A fake SMTP server setup for testing.

1111 SMTP Connections failing

Java email library for SMTP and creating email addresses

MailSlurp Java SDK for sending and receive email and attachments on the JVM.

Do you really need MailChimp? (transactional emails with AWS SES, Terraform and Lambda)

Sending transactional emails with AWS is more powerful than other API providers but comes with some downsides.

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