The Netherlands can indeed be counted as socialist. Mind you, we're not red, though definitely 'redder' than most other countries.
There is a considerable amount of government influence almost everywhere. Sure, we're pretty much a tax haven, but there is a lot of oversight and the power the Unions have is still, in spite of what people sometimes say, considerable.
Don't forget that it was only in 2006 that free market rule was introduced to our healthcare system.