What Are Core Web Vitals
Core Web Vitals are three user experience metrics: LCP, INP and CLS. Learn their good and poor thresholds and why the 75th percentile matters.
Knowledgebase
Clear answers to common hosting questions, written by our editors.
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By Maarten Soetens
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What Is Mutual TLS (mTLS)?
mTLS explained: how mutual TLS lets both sides of a connection prove their identity with certificates, where it is used and why it suits zero trust designs.
By Maarten Soetens
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What Is Email Forwarding?
Email forwarding passes incoming mail from one address to another. Learn how server-side forwarding works, why it can break SPF and how SRS helps.
By Maarten Soetens
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Reseller Hosting
What is reseller hosting? It lets you buy hosting capacity and sell it to your own clients under your brand. Learn how it works and who it suits.
By Maarten Soetens
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What Is Prompt Injection?
Prompt injection tricks an AI system into ignoring its instructions. Learn how direct and indirect attacks threaten website chatbots and AI agents.
By Maarten Soetens
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Cloud Instance Types
Cloud instance types explained: general purpose, compute optimized and memory optimized families, burstable instances, and how to read instance names.
By Maarten Soetens
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Website Speed Test Tools
A website speed test shows how fast a page loads, but tools measure different things. Learn the main types of speed test and why results vary by location.
By Maarten Soetens
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Wildcard vs SAN Certificates
Wildcard vs SAN certificate: compare coverage, flexibility and risk to decide which SSL certificate fits your domains, and when combining both makes sense.
By Maarten Soetens
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Categories vs Tags
Categories vs tags: categories are broad, hierarchical groups, while tags are flat labels for specific details. Learn how CMS taxonomies organise content.
By Maarten Soetens
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What Is the PHP Memory Limit?
The PHP memory limit caps how much RAM one script can use. Learn what the 'allowed memory size exhausted' error means and how it relates to hosting plans.
By Maarten Soetens
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End of Life (EOL)
An end of life operating system stops getting security updates. Learn what EOL means for servers, from unpatched flaws to compliance problems.
By Maarten Soetens
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IOPS vs Throughput
IOPS vs throughput vs latency: what each storage metric measures, how they relate through block size and queue depth, and which suits each workload.
By Maarten Soetens