Nap.edu is tracked by us since April, 2011. Over the time it has been ranked as high as 7 579 in the world, while most of its traffic comes from USA, where it reached as high as 4 320 position. Notes.nap.edu receives less than 1% of its total traffic. It was owned by several entities, from National Academy Press 500 5th Street N.W. to National Academy Press, it was hosted by National Academy of Sciences.

Notes.nap has a high Google pagerank and bad results in terms of Yandex topical citation index. We found that Notes.nap.edu is poorly ‘socialized’ in respect to any social network. According to MyWot and Google safe browsing analytics, Notes.nap.edu is a fully trustworthy domain with no visitor reviews.