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Tutorials

Hands-on guides
that actually work.

Step-by-step walkthroughs written by engineers who run this platform — not freelance content writers. Every tutorial gets re-tested every 6 months. If something is out of date, we say so at the top.

Featured · WordPress

The complete guide to making any WordPress site
load in under 1 second.

A 12-section walkthrough covering caching, image optimization, font loading, JS deferral, database tuning, and Cloudflare integration. With before/after numbers and exact configs.

Intermediate · 45 min read · Updated Apr 2026

WordPress

Beginner 12 min

Setting up WordPress in 5 minutes (the right way)

Avoid the security pitfalls every WordPress 101 guide skips. Includes the exact wp-config.php hardening you should do on day one.
Intermediate 22 min

Object caching with Redis: real numbers, real configs

Wire up Redis for object cache. Includes the cache-warmup script we use internally and the metrics dashboard.
Advanced 38 min

Multisite at scale: 1,000+ subsites without slowdowns

Schema, plugin loading, and database tricks for keeping a large WP multisite snappy. From real customer setups.

Cloud & DevOps

Intermediate 28 min

Deploying a Node.js app with Git and zero downtime

Git-based deploys, blue/green rollouts, health checks, and automatic rollback on failure. Working systemd units included.
Advanced 52 min

Self-hosting Postgres on our cloud (with backups & PITR)

A production Postgres setup with WAL archiving, point-in-time recovery, and offsite backups. Tested up to 500 GB.
Beginner 15 min

Connecting via SSH and using SCP/SFTP

First-time SSH connection, key auth setup, and using SFTP/SCP to move files. Mac, Windows, and Linux instructions.

Security

Beginner 8 min

Setting up two-factor authentication on your account

TOTP and hardware-key (WebAuthn) setup, recovery codes, and what to do if you lose your phone.
Intermediate 20 min

Setting up SPF, DKIM, and DMARC properly

Avoid the spam folder. Real DNS records, working examples for Gmail and Microsoft 365, and how to read DMARC reports.
Advanced 30 min

Hardening WordPress against the top 10 attack vectors

From XML-RPC to wp-cron exhaustion to plugin supply-chain risks — what's actually exploited and how to stop it.

Performance

Beginner 10 min

Reading Core Web Vitals (without the marketing fluff)

What LCP, INP, and CLS actually measure, what scores Google uses, and what changes will move them.
Intermediate 25 min

Image optimization that actually moves the needle

AVIF vs WebP, responsive srcset patterns, lazy loading done right, and the CDN settings that matter.

DNS & Domains

Beginner 7 min

A, CNAME, MX, TXT — what each record actually does

DNS record types explained without jargon, with example configs you can copy and adapt.
Advanced 35 min

Enabling DNSSEC and signing your zone correctly

Stop spoofing attacks at the DNS layer. Full DNSSEC walkthrough including DS records and key rotation.

Migrations

Intermediate 40 min

The complete WordPress migration guide

Move any WordPress site to HostingDon with zero downtime — or let us do it free. Both paths covered.
Intermediate 30 min

Migrating from cPanel: files, databases, email

cPanel-specific gotchas, addon domains, and how to bring across email accounts without losing messages.
Advanced 55 min

Moving a high-traffic site without DNS downtime

TTL pre-staging, dual-write database sync, and the cutover playbook we use for sites doing 100k+ daily visitors.
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Email tutorials@hostingdon.com Browse knowledge base