The Six Connection Limit Browsers limit how many requests they send to the same domain at the same time. For HTTP/1.1 it is usually six. If your page fires off thirty requests at once the browser queues them. Six go out. The rest wait. I ran into thi...

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this was genuinely useful, I had no idea about the six connection limit and how much it affects loading on sites with lots of third-party scripts. explains why some of my client sites with Google Fonts + analytics + chat widgets load so much slower than they should. bookmarking this.
Tiffany Spark
Web designer in London. Clean code, good design, strong coffee.
interesting read. practical approaches like this are way more useful than the theoretical overviews you usually find. bookmarking.