Is anyone else experiencing extreme delay when browsing the Virtual Lab selection? Every time I make a filter/page change it takes 2-10 minutes to load the new stuff.
Have a look at this post: https://social.technet.microsoft.com/Forums/en-US/845b22fb-00f1-47d6-9efb-3c009a8b64c3/issues-accessing-microsoft-sites-related-to-online-learning-or-exams-and-certifications?forum=CertGeneral