Open met de inspector tools van je browser de console tab en plak de onderstaande code.
const rels = [ "preload", "prefetch", "preconnect", "dns-prefetch", "preconnect dns-prefetch", "prerender", "modulepreload", ]; rels.forEach((element) => { const linkElements = document.querySelectorAll(`link[rel="${element}"]`); const dot = linkElements.length > 0 ? "🟩" : "🟥"; console.log(`${dot} ${element}`); linkElements.forEach((el) => console.log(el)); });