Tech Blog

Learn how to force HTTPS in Plesk using the control panel, .htaccess, and nginx rules. Fix redirect loops, mixed content, and subdomain edge cases.

Step-by-step guide to setting up and configuring email accounts in DirectAdmin — covers DNS, DKIM, SPF, quotas, and client settings.

Learn how to configure cPanel email forwarders, domain forwarders, and catch-all addresses — plus WHM email routing settings to prevent missing mail and spam loops.

cPanel email not receiving? Fix MX record errors, mail routing misconfiguration, quota limits, and Exim delivery failures with this complete step-by-step guide.

Fix slow websites on DirectAdmin by tuning the Nginx+Apache reverse proxy stack — gzip, Brotli, HTTP/2, worker config, and caching in one guide.

Step-by-step guide to setting up automated offsite backups in DirectAdmin using FTP and S3 — protect client data and avoid catastrophic loss.

Hourly Linux server support typically costs $175-$350/hour. See what drives the price and how CloudHouse's plans compare. Get a quote today.

Should your team handle SSL installation in-house or outsource it? Compare risk, time, and cost for 2026 and see which model fits.

Searching for the best server management company in 2026? See the criteria that separate top providers and why CloudHouse leads the list.

Fix the cPanel/WHM 'domain has exceeded the max emails per hour' error. Covers unblocking instantly, WHM Tweak Settings, per-account limits, and defer/failure fixes.

Tune Apache MPM prefork, worker, and event settings in DirectAdmin. Calculate MaxRequestWorkers, optimise concurrent connections, and prevent server crashes under load.

Step-by-step guide to configuring iptables and FirewallD in Webmin to secure your Linux server — block threats, open only needed ports, and avoid lockouts.

Secure your Webmin server with two-factor authentication (2FA). Step-by-step guide using Google Authenticator, TOTP, and backup codes. 2026 guide.

DirectAdmin server load too high? Fix too many Apache processes with MaxRequestWorkers tuning, PHP-FPM, Nginx reverse proxy, and CustomBuild-safe configuration.

Step-by-step guide to migrating your VPS to a new provider without downtime. Covers rsync, DNS cutover, SSL transfer, and mail migration. Zero data loss.

Learn how to install, configure, and automate rkhunter and chkrootkit on Webmin-managed Linux servers, with email alerts and false positive handling.

Step-by-step guide to migrate your dedicated server to a VPS with zero downtime. Rsync, DNS cutover, rollback plan and post-migration checklist included.

Step-by-step guide to installing Fail2Ban, creating a Webmin jail, and blocking brute-force attacks on port 10000 with iptables bans and recidive protection.

Learn how to assign an SSL certificate to the Plesk mail server and fix IMAP, SMTP, and POP3 certificate errors. Stop the 'can't verify identity' error in email clients.

Fix DirectAdmin 'no space left on device' errors caused by inode exhaustion — check inode usage, clean PHP sessions, Exim queues, and WordPress cache to free inodes fast.

Learn how to configure cPanel WHM backup retention, compression levels, and disk space checks to prevent full-disk failures on your server.

Configure SpamAssassin custom rules and enable Bayes training in Plesk to catch spam the default filter misses. Includes local.cf edits and cron fix.

Learn how to enable PHP-FPM in DirectAdmin for better server performance. Covers FPM pool configuration, isolated jails, slow log diagnostics, and common error fixes.

Is Office 365 really cheaper than running your own managed email server? See the honest per-user cost comparison at 20, 50, and 100 users — the answer surprises most SMBs.