Great. Having some standardization around these hints would be helpful, so developers can expect consistent behaviors across User Agents. (http://chimera.labs.oreilly.com/books/1230000000545/ch10.html#BROWSER_OPTIMIZATION)
From: Ilya Grigorik <igrigorik@google.com<mailto:igrigorik@google.com>>
Date: Saturday, November 23, 2013 9:13 AM
To: Puneet Sangal <pmsangal@yahoo-inc.com<mailto:pmsangal@yahoo-inc.com>>
Cc: Jonny Rein Eriksen <jonnyr@opera.com<mailto:jonnyr@opera.com>>, public-web-perf <public-web-perf@w3.org<mailto:public-web-perf@w3.org>>
Subject: Re: [resource hints] preconnect, preload, prender
On Fri, Nov 22, 2013 at 7:37 PM, Puneet Mohan Sangal <pmsangal@yahoo-inc.com<mailto:pmsangal@yahoo-inc.com>> wrote:
Will a browser hint like preconnect work with TLS/https?
Yes, it would work fine with TLS... preconnect can complete the TCP and TLS handshakes, saving 1-3 roundtrips for subsequent requests.