What information was incorrect, unhelpful, or incomplete? The safari_ios value for the html.elements.link.rel.dns-prefetch BCD key is set to mirror, which means it matches Safari desktop. Because of ...

Apple added a significant new feature to Safari in version 5.0.1. It hasn’t garnered much attention and you may not have heard about it. It’s called DNS prefetching, and its purpose is to speed up the ...