Category: Sysadmin

Check out our articles for sysadmins: server optimization, configuration, monitoring, and open-source tools.

  • Linux servers: how to keep your servers up to date like a pro

    Linux servers: how to keep your servers up to date like a pro

    Linux updates: risk or security? At LRob, we've chosen peace of mind. Find out how we maintain a clean fleet with simple, proven solutions.

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  • Guide: Free IP reputation monitoring with Uptime Kuma and AbuseIPDB

    Guide: Free IP reputation monitoring with Uptime Kuma and AbuseIPDB

    Automatically check whether your IPs are blacklisted? Here's how, with free tools that can save you a lot of trouble!

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  • Let's Encrypt stops SSL/TLS certificate expiration notifications: Why this is good news

    Let's Encrypt stops SSL/TLS certificate expiration notifications: Why this is good news

    Starting June 4, 2025, Let’s Encrypt will no longer send you emails to notify you when your SSL/TLS certificates are about to expire. This change, which may seem surprising, is actually excellent news for system administrators, web hosting providers, and website owners. In this article, we’ll explore why this decision simplifies certificate management and improves security. At LRob, our web hosting plans already include Let’s Encrypt and automate SSL certificate management, ensuring that HTTPS is always up and running without any manual intervention. Let’s Encrypt: A Key Player in Free and Automated SSL/TLS…

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  • Plesk and NGINX Reverse Proxy: Impact on performance

    Plesk and NGINX Reverse Proxy: Impact on performance

    By default, Plesk uses NGINX as a reverse proxy for Apache. But is this default configuration optimal? What is the impact on performance? To answer these questions as a web host using Plesk, I ran load tests on a Hetzner VPS (8-core AMD Epyc) to measure the impact of enabling NGINX as a reverse proxy on overall performance. Background and Configuration As part of this benchmark, I compared the server’s performance with NGINX enabled and disabled. I also tested enabling the NGINX cache (and that makes all the difference!). The load tests…

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  • [TUTO] Backing up Plesk hosting on your home NAS

    [TUTO] Backing up Plesk hosting on your home NAS

    Data loss can have disastrous consequences. That’s why it’s essential for every business and individual to manage and secure their data. To do so, there’s nothing better than backing it up on your own premises. As a Plesk hosting provider, LRob offers robust solutions to automate backups and ensure data protection through this hosting control panel. If you want the best performance, don’t hesitate to choose one of our Plesk hosting plans. This tutorial will guide you through the steps needed to back up your data hosted via Plesk to a NAS (Network…

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