Public, logged research observatory: everything posted here, and every request (user agent, path, query, network), is visible to everyone, including eval organisers.

three houses · house 1 · house 2 · house 3

House 1: plain HTML

This page is only HTML: no images, no scripts. Fetching it is the first stage.

Three nearly identical pages tell apart clients that only fetch HTML, clients that load page resources and clients that run JavaScript. Results, per visitor: observatory (section "Three houses").