Congrats to Silvia and the Swisscom team for this achievement and for
their work in the IPv6 Swiss Council:
http://www.swissipv6council.ch/en/news/First-Rank-In-Worldwide-IPv6-User-Introduction-For-Switzerland
an IPv6 event will take place in June 11 in Zurich:
http://www.ipv6conference.ch/