In case of outlook.office365.com.glbdns2.microsoft.com access difficulties, incorrect redirection settings across different versions may be the cause. Try accessing the site using one of the alternative links below:

http://outlook.office365.com.glbdns2.microsoft.com https://outlook.office365.com.glbdns2.microsoft.com

Or return to the current status page of outlook.office365.com.glbdns2.microsoft.com.