By now, hopefully investors everywhere know just how incredible a run online streaming dynamo Netflix (NASDAQ:NFLX) has been on over the last 12 months.

Most superlatives even fail to do Netflix justice.

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However, as we head further into the new year, Netflix will have to continue to impress investors in order to justify its lofty share price.

Can Netflix keep it up?
Whether or not Netflix can maintain its manic momentum is the question that will be at the forefront of investors' minds when it releases its Q4 2013 earnings on Wednesday.

Few dispute that Netflix has found a fantastic means of differentiating its online streaming service in what was at one time a somewhat homogeneous market.

Thanks to last year's slate of hit original content, Netflix has seen subscriber growth rekindle at a torrid pace that many of its competitors simply couldn't keep up with. In keeping with this story, both subscriber figures and details on its content plans are perhaps the most important areas to focus on with Netflix this week.

In the video below, tech and telecom analyst Andrew Tonner looks at several key numbers and story lines investors need to watch when Netflix reports its coming earnings on Wednesday.

Fool contributor Andrew Tonner has no position in any stocks mentioned. The Motley Fool recommends and owns shares of and Netflix. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.