Guides from the NOC

A corrupted .htaccess file can take your whole site down with no error message. Learn how to isolate it, fix common syntax mistakes, and rebuild it safely.

Still failing 'leverage browser caching' in PageSpeed or GTmetrix? Set Cache-Control and Expires headers correctly on cPanel and VPS hosting - step by step.

AI bots like GPTBot, ClaudeBot, and Bytespider spiking your server load or bandwidth? Learn how to block them via robots.txt, .htaccess, or Cloudflare.

Addon domain loading your main site, a blank 404, or an SSL warning in cPanel? Learn the real causes—DNS, document root, .htaccess—and how to fix each one fast.

Lock a folder with cPanel Directory Privacy the right way. Fix login loops, caching conflicts, and .htpasswd path errors that break Basic Auth.

Getting a 403 Forbidden error? Learn every real cause - ModSecurity, hotlink protection, IP blocks, CDN rules, permissions - and how to fix each one.

Learn how cPanel's IP Blocker actually works, how to block or allow specific visitor IPs, and why it fails behind Cloudflare or with rotating bot traffic.

Step-by-step guide to installing Apache, MySQL/MariaDB, PHP and a free SSL cert on a bare Ubuntu VPS, plus the vhost and .htaccess errors people hit.

Missing security headers flagged in a scan? Learn how to add CSP, HSTS, X-Frame-Options, and more via .htaccess in cPanel without breaking your site.

Getting a 404 Not Found error on your site? Learn the real causes - deleted pages, broken rewrite rules, DNS mixups - and how to fix each one fast.

Seeing a file list instead of your site? Learn why directory listing gets exposed in cPanel and how to disable it with .htaccess or Index Manager.

Learn how to create branded custom error pages in cPanel for 404, 403, and 500 errors, and fix the .htaccess and permission mistakes that break them.

Fonts falling back, videos downloading instead of playing, or JSON parse errors on your cPanel site? Fix MIME type headers the right way, step by step.

Learn how to raise memory_limit, upload_max_filesize, and max_execution_time per domain using cPanel's MultiPHP INI Editor - no SSH or .htaccess needed.

Getting a 405 Method Not Allowed error on your site or API? Learn which layer - Apache, Nginx, Cloudflare, or WordPress - is blocking the request and fix it.

PageSpeed flagging 'enable text compression'? Learn to turn on GZIP and Brotli in cPanel, Apache, Nginx, and Cloudflare, and avoid the double-compression trap.

XML-RPC brute-force attacks spiking your CPU? Learn how to confirm the attack in your logs and disable xmlrpc.php safely in cPanel, WordPress, or Cloudflare.

Images loading on other sites and draining your bandwidth? Learn to set up cPanel Hotlink Protection correctly, step by step, without breaking your site.

Every page but the homepage throwing a 404 in WordPress? Learn why permalinks break after migration or a server change, and fix it for good.

Site stuck in a redirect loop or showing ERR_TOO_MANY_REDIRECTS? Learn the real causes - SSL mode, .htaccess, WordPress URLs - and fix each one step by step.

Seeing a 500 Internal Server Error? Learn the real causes - .htaccess, PHP limits, plugin conflicts, mod_security - and fix each one step by step.