How to Install Free SSL Certificate on Zimbra Mail Server

In the article Install Zimbra Mail Server on CentOS 8, we learned to install Zimbra on CentOS. This article discusses the steps required to install the Let’s Encrypt free SSL certificate in Zimbra. Installing Free SSL Certificate on Zimbra: Method 1 This method is a proven one though you have to manually do all the […]

Install Zimbra Mail Server on CentOS 7/8 Step by Step

Zimbra is a very popular mailing solution used by thousands of big companies as well as organizations including academic institutions. It is developed and maintained by Synacor. It includes many features like email, chat, calendar, etc. Basically, Zimbra is collaborative software known as Zimbra Collaborative Suite (ZCS). It is available in two editions one as Zimbra […]

What are DKIM, DMARC and SPF? How they affect email delivery?

Whenever we talk about email delivery to inbox first thing that pops up in our mind is email security protocols, which are none other than DKIM, DMARC, and SPF. They play key important role inbox delivery. In order to understand what role they play, let’s understand how receiving server concludes a particular email is spam […]

Ultimate Guide to Install & Configure Mailwizz on Cloud

Mailwizz is a very popular email marketing application. It includes feature like autoresponder, bounce handling, drip campaign, templates, SMTP rotation, feedback loop, etc. Basically, Mailwizz is pretty good email automation script which provides every feature you need for successful email marketing. How to Get Mailwizz? Getting Mailwizz is super simple. Just follow the link to […]

Simplest Way to Configure Postal & Create SMTP + Install SSL

In the article Install Postal SMTP server on Ubuntu 22.04, I already have discussed steps to install Postal Successfully. Now in this article, I will tell you the commands and steps required to configure Postal, create organizations, add domains, create SMTP, etc. Apart from that, I will also discuss the steps required to install an […]

Build Postal SMTP Server & Send Bulk Emails Step by Step on Ubuntu 22.04

Building a Postal SMTP server to send bulk emails is a good choice for email marketers. Postal is very powerful and backed by a large community of developers. It is an open-source mail server script written in JavaScript and Ruby. It can be used to build in-house SMTP servers just like Mailgun, Sendgrid, Mailchimp, etc. […]

Installing Let’s Encrypt Free SSL Certificate on iRedMail

Installing an SSL certificate on iRedMail, especially Let’s Encrypt is not so straightforward. Therefore, I had to write an article about it. If you have been following the installation of iRedMail, then already know I used the iRedMail installer in my tutorial on iRedMail. So the steps to install an SSL certificate are as follows. […]

Build SMTP server with iRedMail on Ubuntu 22.04 in Simple Steps

Building an SMTP server with iRedMail could be a little tricky for beginners. But it’s still easy compared to building SMTP with Mailcow or Postal. If you are looking for the easiest way to build your own SMTP server then perhaps you should check building SMTP server with Mailinabox. About iRedMail iRedMail is an open-source […]

How to create SMTP with Mailinabox and send unlimited emails

There are many ways to create SMTP and send unlimited emails and Mailinabox is just one of them. Basically, as long as it’s your SMTP server you can send unlimited emails, no restriction at all from your side unless you want to put one. But wait!! There’s a catch. The catch is that ISP doesn’t […]

Super Easy Way to Generate and Validate DKIM online

Generating and Validating DKIM could be a difficult task sometimes. Therefore, in order to make this task easier there are several tools available online. If you are email marketer then needless to say DKIM plays very important role in email delivery. Whether you are using postfix or powerMTA, you must have valid DKIM entries in […]