The Nxeon Blog
Guides for people who run their own servers.
Straight-talking tutorials and comparisons on VPS hosting, game servers, Linux and security. No fluff, just what actually works. 346 guides from the team that runs the servers.
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64 guides for “email” · Clear searchDo I need a dedicated IP? An honest answer
Dedicated IPs get oversold. Here's when one genuinely helps — mail, SSL, control — and when a shared IP is perfectly fine for your project.
Common ports every developer should know (22, 80, 443, 3306…)
You don't need to memorise all 65,535 ports — just the ones that come up daily. Here's the working developer's reference to the ports you'll actually use.
Email DNS explained: SPF, DKIM and DMARC
Want your email to land in inboxes, not spam? Three DNS records — SPF, DKIM and DMARC — are the key. Here's what they do and how to set them.
DNS records explained: A, AAAA, MX, TXT, CNAME, NS
DNS is the internet's address book. Here's a plain-English guide to the record types you'll actually use — A, AAAA, CNAME, MX, TXT and NS — and when to reach for each.
Domain renewal and expiration explained
Let a domain expire and you can lose it — sometimes for good. Here's the renewal lifecycle, the grace periods, and how to never lose a name.
How to transfer a domain to a new registrar
Moving a domain to a better registrar is straightforward once you know the steps. Here's the checklist — unlock, auth code, and no downtime.
What is a WHOIS lookup and how to read the results
WHOIS tells you who owns a domain, when it expires, and where it's registered. Here's what every field means and how to read a WHOIS record like a pro.
What is WHOIS privacy, and do you need it?
Registering a domain publishes your name, email and phone by default. WHOIS privacy hides them. Here's how it works and when to use it.
Set up Nginx with free SSL using Let's Encrypt
HTTPS is non-negotiable. Learn to install Nginx, serve a site, and secure it with a free, auto-renewing Let's Encrypt certificate using Certbot — in minutes.
How to install CyberPanel on a VPS (free)
CyberPanel is a fast, free control panel built on OpenLiteSpeed. This guide covers installing it on a fresh Ubuntu VPS and creating your first website with SSL.
How to install cPanel/WHM on a VPS
cPanel is the most recognized hosting control panel. This guide walks through the requirements and the official installer to get WHM running on a fresh VPS.
cPanel vs Plesk vs CyberPanel: which control panel?
A control panel turns a bare VPS into a point-and-click hosting environment. Here's an honest comparison of cPanel, Plesk and CyberPanel to help you choose.
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