NESSUS Data Center 1 opened in 2009 at Fernkorngasse 10 in Vienna’s 10th district. Originally planned as an internet hub, it now offers space for over 140 server racks and is powered by 100% green electricity. With multiple redundant dark-fiber connections to two of Austria’s main internet exchanges, you and your business are always guaranteed the best connection and consistently high availability. A biometric access system ensures maximum on-site security.