There is a large percentage 'country Unknown' in squid log reports like
http://stats.wikimedia.org/wikimedia/squids/SquidReportPageViewsPerCountryOverview2014Q4.htm.
which made me halt publication of N/S view/edit ratios for Q4, so upgrade yet for
http://stats.wikimedia.org/wikimedia/squids/PercentagesEditsViewsSouth_2014_Q3.png
Any fix can only be applied to data for last 3 months, so we need to push this forward.
I seems that only certain ip ranges do not resolve.
I will pursue this further.