Cory Doctorow · 7w Love to see that Virgin UK/O2 have blacklisted "http://detectportal.firefox.com/canonical.html" (the URL Ffox uses to invoke a captive portal, such as the ones you have to clear in order to use public... Softwarewolf @Softwarewolf 1774522245 @nprofile1q... Nice.I customized the captive detect page and response on my install to a personal page, but sometimes my domain still gets blocked for whatever corporate BS reasons.