It turned out to be due to Incapsula web accelerator/protector [0]. > Incapsula is a service that secures and accelerates the website you were trying to reach.

It turned out to be due to Incapsula web accelerator/protector [0]. > Incapsula is a service that secures and accelerates the website you were trying to reach. It works fine in Firefox/Chrome, I was trying to open it using qutebrowser so maybe it's a problem with QtWebKit? Anyways, my fault for jumping to conclusions (thinking the site was hugged to death). [0] https://www.incapsula.com/why-am-i-seeing-this-page.html https://www.incapsula.com/why-am-i-seeing-this-page.html