Hello, -- sorry for cross-posting Here is a list of top 20 countries that have a large v6 user-base [*] but are underrepresented by RIPE Atlas due to less number of deployed dual-stacked probes. Consider hosting a dual-stacked probe in these regions to help remove the region-based bias that v6 studies using RIPE Atlas may otherwise have: Full paper available here: http://goo.gl/hWGveA (§4) +----+------------+-----------| | CC | v6 Users | v6 Probes | |-----+----+------------+-----------| | 01 | BE | 56.48 % | 2.82 % | | 02 | LU | 35.23 % | 0.61 % | | 03 | GR | 33.66 % | 1.39 % | | 04 | CH | 33.48 % | 3.82 % | | 05 | PT | 29.01 % | 0.74 % | | 06 | IN | 22.25 % | 0.09 % | | 07 | US | 33.00 % | 13.21 % | | 08 | DE | 40.07 % | 21.25 % | | 09 | EC | 18.76 % | 0.04 % | | 10 | JP | 19.69 % | 1.35 % | | 11 | GB | 24.63 % | 7.00 % | | 12 | EE | 16.55 % | 0.26 % | | 13 | CA | 17.83 % | 1.91 % | | 14 | FI | 16.68 % | 1.39 % | | 15 | MY | 14.90 % | 0.13 % | | 16 | IE | 13.22 % | 0.87 % | | 17 | NO | 14.02 % | 1.83 % | | 18 | BR | 12.56 % | 0.83 % | | 19 | AU | 12.76 % | 1.09 % | |-----+----+------------+-----------| [*] The estimation of number of IPv6 users is taken from APNIC dataset: http://labs.apnic.net/dists/v6dcc.html -- Vaibhav -------------------------- Vaibhav Bajpai www.vaibhavbajpai.com Postdoctoral Researcher TU Munich, Germany --------------------------