Mads has worked in IT — mostly hosting — since he was 16. He took an early stake in a SaaS company and helped grow it through to its acquisition by Visma, has built and run data-center networks, and served as CTO of a Danish data center. He started NordicCDN to make fast, secure infrastructure simple to use.
Articles by Mads
Core Web Vitals in 2026: LCP, INP and CLS without the jargon
Three acronyms decide a chunk of how Google ranks you and how your site feels to use. Here is what LCP, INP and CLS really measure — and, for each, the change that moves the number most.
How to speed up a slow WordPress site (without a single plugin)
WordPress out of the box is slow for boring, fixable reasons. Here is the order to fix them in — highest impact first — by moving work to the edge rather than stacking more plugins on top.
GDPR and CDNs: keeping European data in Europe
A CDN sits between your visitors and your site, which means it handles their data. What GDPR actually asks of you, why the transfer question is the awkward one, and the short way to avoid it.
HTTP/3 and QUIC, explained (and why your site feels faster)
Every few years the web gets a new version of HTTP, and HTTP/3 is the biggest change in a while — it threw out TCP entirely. What that means in plain terms, and why your phone notices more than your desktop.
How to stop bots and scrapers from eating your bandwidth
A surprising slice of your traffic is robots, and not the good kind. How to spot the scrapers eating your bandwidth, tell them apart from Google, and shut them out at the edge.
What is a CDN, and do you actually need one?
CDN gets thrown around like everyone already knows what it means. Here is the plain-English version — what it does, how it works, and an honest answer to whether your site needs one.
Translate your entire website in a few clicks
Going multilingual used to mean plugins, exported strings and a translation-agency invoice. Here is how to put your whole site in another language at the edge — and the three things that will bite you if you skip them.
Caching a WooCommerce store without breaking the cart
Full-page caching and a live shopping cart sound like sworn enemies — until you bypass the right cookies. Here is exactly how to make a WooCommerce store fly while checkout keeps working perfectly.
Why faster sites convert more — and rank higher
Speed isn't a vanity metric for engineers to fuss over. Every fraction of a second you shave off load time shows up in your conversion rate, your bounce rate and your search rankings. Here is the data — and what to do about it.