Mozilla Firefox and Google Chrome support prefetching via an HTML tag: <!-- in chrome --> <link rel="prerender" href="http://example.org/index.html"> I suppose it is always worthwhile ...
I'm testing the loading speeds of my website. I've just done a test using Pingdom but it returns some strange (at least to me) results: By the looks of it getting the DNS info takes the most time. ...
The question was born because lately we've seen a pretty odd (well, at least for us, for the first time) - error message in Google webmaster tools - "DNS lookup timeout" ... I was pretty sure that ...