It works for me in firefox, but I've got it locked down pretty hard. I have the following all set to false in about:config network.stricttransportsecurity.p

It works for me in firefox, but I've got it locked down pretty hard. I have the following all set to false in about:config network.stricttransportsecurity.preloadlist dom.security.https_first dom.security.https_first_pbm browser.fixup.fallback-to-https