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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67 guides for “domains” · Clear search
Email · 6 min read ·

How to Stop Your Emails Going to Spam

A practical checklist for getting your email out of the spam folder — authentication, reputation, content and infrastructure — with the exact fixes that move the needle.

Email · 6 min read ·

How to Set Up SPF, DKIM and DMARC Step by Step

The three DNS records that decide whether your email lands in the inbox or the spam folder. Here's exactly what to publish, in the right order, with real values.

Domains · 5 min read ·

How to Set Up a CAA Record for Your Domain

A CAA record tells certificate authorities which of them are allowed to issue SSL certs for your domain — a simple, powerful guard against mis-issuance.

Domains · 6 min read ·

How to Enable DNSSEC on Your Domain

DNSSEC cryptographically signs your DNS so answers can't be forged. Here's what it protects against and exactly how to turn it on at your registrar.

Email · 6 min read ·

How to Set Up Reverse DNS (PTR) for a Mail Server

A missing or wrong PTR record is the fastest way to get your mail server's email rejected. Here's how reverse DNS works and how to set the PTR correctly.

Domains · 5 min read ·

How to Set Up a Wildcard Subdomain on a VPS

A wildcard subdomain catches every subdomain at once — ideal for multi-tenant apps and dynamic subdomains. Here's the DNS record, the wildcard SSL cert, and the Nginx config.

Domains · 6 min read ·

How to Set Up a CNAME Record (with Examples)

CNAME records alias one hostname to another — perfect for www, app platforms and verification. Here's how they work, when to use them, and the rules that bite people.

Domains · 6 min read ·

How to Set Up an A Record for Your Server

The A record is the single most important DNS record for pointing a domain at a server. Here's exactly what it does, how to add one, and how to test it.

Domains · 5 min read ·

How to Set Up DNS on GoDaddy for a VPS

Point a GoDaddy domain at your VPS with the right A and CNAME records. Clear steps through GoDaddy's DNS Management panel, including its @ and Nameserver quirks.

Domains · 6 min read ·

How to Set Up DNS on Namecheap for a VPS

Point a Namecheap-registered domain at your VPS with the correct A and CNAME records, using Namecheap's BasicDNS panel — no jargon, just the exact values.

Domains · 6 min read ·

How to Point a Domain to a VPS with Cloudflare

A step-by-step guide to connecting any domain to your VPS using Cloudflare's free DNS, including the exact A records and the proxy setting most people get wrong.

Tutorials · 5 min read ·

How to Self-Host a URL Shortener on a VPS

Branded short links on your own domain, with real analytics and no third-party shutting them down. Install Shlink on a VPS with Docker.

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