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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How to Set Up Custom Nameservers for Your Domain
Point your domain at the nameservers of Cloudflare, your host, or your own DNS server — the switch that hands DNS control to the right place. Here's how, safely.
How to Diagnose DNS Problems with dig and nslookup
When a domain won't resolve, dig and nslookup tell you exactly why. A practical, example-driven guide to reading their output and finding the real problem.
How to Set Up DKIM on a Self-Hosted Mail Server
Generate a DKIM key, publish it in DNS and sign outgoing mail on your own Postfix server with OpenDKIM. The full command-by-command walkthrough.
How to Verify Your Domain for Email Sending
Before a service like SendGrid, Mailgun or Google can send as your domain, you must verify it in DNS. Here's what each record does and how to get verified fast.
How to Move Your Domain's DNS to Cloudflare
Migrate your DNS to Cloudflare for faster changes, a free CDN and DDoS protection — without downtime. The exact order of steps so no record is dropped.
How to Set Up a Subdomain for a Game Server
Give players a memorable address like play.yourdomain.com instead of a raw IP and port — with the right DNS record, and an SRV record to hide the port entirely.
How to Create a Staging Subdomain for Your Site
Test changes safely on staging.yourdomain.com before they hit production. Here's the DNS, the web-server config, the SSL, and how to keep bots and Google out.
How to Set Up MX Records for Google Workspace
The exact MX record to add so Google Workspace receives mail for your domain, plus the SPF and DKIM records that keep your sending out of spam.
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.
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.
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.
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.
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