ITU - Geneva
RIPE 70 - Amsterdam - 2015-05-01
RIPE 74 - Budapest, Hungary - 2017-05
RIPE 71 - Bucharest, Romania - 2015-11
HongKong Root meeting
RIPE 68 - Warsaw, Poland - 2014-05
RIPE 65 - Amsterdam - 2012-09
England - 2012-08 (dotNXT)
RIPE 64 - Ljubljana, Slovenia - 2012-04
Rome, Italy - 2011-09 - DNS-EASY
PacNOG 9 - Suva, Fiji - 2011-07