It's practically impossible to reverse engineer the SERP, but if you look at the Domain Authority for both codecademy.com and codecademy.org, you'll find that t

It's practically impossible to reverse engineer the SERP, but if you look at the Domain Authority for both codecademy.com and codecademy.org, you'll find that the former is orders of magnitude higher (65 vs 35). This might explain a lot. http://www.opensiteexplorer.org http://www.opensiteexplorer.org You can also lookup how many inbound links the sites have using different anchor text like "Code Academy".