Meanwhile, in Europe, RIPE ran out of IPv4 a year ago[1], and people have been happily implementing IPv6 ever since. In Sweden, there is a government directive[2] that all state infrastructure should implement IPv6 and DNSSEC by this year (2013) at the latest.
http://www.government.se/content/1/c6/18/19/14/70f489cb.pdf
Page 40, Actions, first paragraph: “In addition, all authorities should make use of DNSSEC and be reachable with IPv6 by 2013.”