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