Tutorials

Before introducing new applications or preparing for increased traffic, you need to know whether your application can withstand the pressure. Load testing allows you to evaluate performance, stability, and capacity before users experience problems. In this article, you will learn how to perform effective load testing, which tools to use, and how to align testing […]

Running your own mail server allows you to move away from third-party services and take charge of your email delivery, authentication, and security. This guide walks you through the entire process in a clear and simple way, so you can manage email confidently on your Contabo VPS.  Choose Your Platform  Before you start with the

Improving your WordPress performance doesn’t need to be complicated. With LiteSpeed Cache, you can speed up your website noticeably and create a smoother experience for your visitors. This guide walks you through every step for you to set up LiteSpeed Cache quickly and enjoy faster load times right away.  What Is LiteSpeed Cache  Caching stores

Hosting several websites on a single server is simple when you use LiteSpeed virtual hosting. This guide shows you how to configure multiple domains, set document roots, enable SSL, and test your setup. You’ll learn each step in a clear and structured way, making it easy to follow even if you’re new to LiteSpeed.  What

Setting up a firewall is one of the simplest ways to strengthen your server’s security. In this guide, you’ll learn how to configure a firewall for your cloud-based server step by step. You’ll also see how to manage inbound and outbound traffic and apply smart port management to keep attackers out while keeping your services

APIs are a core part of applications. They provide data and functions to other services by exposing part of the code, which is why it’s important to secure them. This guide explains practical API security measures you can apply on your server, from authentication to infrastructure hardening and safe use of mock APIs.  Core Security

Server monitoring helps you keep your infrastructure stable and responsive. Without proper insights, you often notice performance issues only after they have already affected your applications. Prometheus and Grafana work together to give you real-time visibility into your server’s CPU, memory, disk activity, and network performance. This guide explains how to install these tools, connect

Virtualization technology sits at the core of nearly all cloud-based services. It enables flexibility, scalability, and strong performance – making it a key part of modern VPS hosting. In this article, you’ll learn what virtualization is, why it matters, and how Contabo uses it to deliver stable and cost-efficient virtual servers.  What Is Virtualization  Virtualization

Fast and reliable storage plays an important role in the performance of your server. When you choose a VPS, the type of storage affects the speed, availability, and responsiveness of your website. This article describes why SSD storage is a smart choice, how it compares to other storage solutions, and how Contabo’s SSD Storage VPS

Choosing the right type of VPS hosting shapes how you build, manage, and scale your projects. While both managed and unmanaged hosting power your applications, they offer very different levels of control and responsibility. This guide breaks each option down, explains their use cases, and helps you decide which setup matches your goals.  What’s the

Choosing the right web hosting control panel makes managing your server easier, faster, and far more efficient. When you run a Windows VPS or dedicated server, the control panel becomes your main dashboard – helping you manage websites, domains, databases, and email without relying on PowerShell or command-line tools. This guide breaks down the best

Losing data on your VPS can feel stressful, but recovery is often possible – depending on the backup options you’ve enabled. This guide explains how Contabo backups work, how to check if your VPS has recoverable data, and what steps you can take if something was deleted by mistake.  Contabo does not store customer data

High CPU usage can slow down your applications, interrupt your workflows, and even cause downtime. Fortunately, you can resolve most issues quickly once you identify what’s consuming your resources. This guide walks you through the essential steps to diagnose and fix high CPU usage on both Linux and Windows servers.  Step 1: Identify What’s Causing

DDoS attacks can disrupt websites, slow down applications, and damage user trust. They overwhelm your server with excessive traffic, making your VPS unresponsive or completely unreachable. In this guide, you’ll learn what these attacks are, how to recognize them, and which steps will help you protect your server effectively.  What Is a DDoS Attack  DDoS

Being locked out of your Contabo account or VPS can be stressful, however this is an issue that is easy to fix. In this guide, we will walk you through both scenarios step by step so that you can quickly regain access to your services again.  Unlocking Your Contabo Account  If your Contabo account is