Mar 7 · 11 min read · Part 1: Architecture & Design Decisions Series NavigationPart 1: Architecture & Design ← You are herePart 2: Implementation GuidePart 3: Operations & Troubleshooting TL;DR What we're building: A pr
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Jan 16 · 2 min read · My ISP (Internet Service Provider) gives me /64 ipv6 address on which i configured a postfix mailserver on port 25 which can directly mail to my laptop. But the problem was that the ipv6 address changed every time i connected to my hotspot. So i crea...
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Jan 10 · 5 min read · Email alias services (SimpleLogin, addy.io, etc.) exist for one simple reason: your “real” email address becomes a universal identifier. It leaks, it is correlated, it becomes a target for phishing, credential stuffing, aggressive marketing, and doxx...
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Dec 20, 2025 · 2 min read · Gripple systems are transforming the way wire fencing is installed, making the process faster, smarter, and more efficient for farms, industrial sites, and residential properties. At McVeigh Parker, these innovative solutions are designed to simplify...
Join discussionJun 23, 2025 · 4 min read · So, you tried sending an email from a new VPS for your app’s invitation feature, and… crickets. No email arrived. You thought it’d be as easy as hitting "send," but turns out, sending emails from a server is more like navigating a maze blindfolded. L...
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May 22, 2025 · 3 min read · Introduction to Postfix Postfix is a free and open-source Mail Transfer Agent (MTA) that routes and delivers emails efficiently. Developed by Wietse Venema at IBM, Postfix was designed as a secure, fast, and easy-to-administer alternative to Sendmail...
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Feb 22, 2025 · 2 min read · In this post I will talk about how we can create our own mail server, use SMTP and send mails every day. I will also talk about some good mail practices which you can follow to reduce spam score and increase your domain reputation Let’s start I will ...
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Feb 22, 2025 · 2 min read · Connect to the console, once the droplet is created sudo apt update && sudo apt upgrade Update and upgrade - good practice as always Find your ip public address Go to cloudflare or wherever you are hosting your domain Add 2 a records mai...
Join discussionDec 24, 2024 · 1 min read · What is Postfix? Postfix is an open-source Mail Transfer Agent (MTA) used to route and deliver email. Its primary role is to relay email messages between servers, ensuring smooth delivery of both incoming and outgoing emails. It is highly efficient, ...
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