Caltech.edu is tracked by us since April, 2011. Over the time it has been ranked as high as 5 889 in the world, while most of its traffic comes from USA, where it reached as high as 2 523 position. Feynmanlectures.caltech.edu receives about 12.17% of its total traffic. It was owned by several entities, from California Institute of Technology Information Management Systems and Services MS 1-10 to California Institute of Technology, it was hosted by Amazon Technologies Inc., Amazon.com Inc. and others.

Feynmanlectures.caltech has the lowest Google pagerank and bad results in terms of Yandex topical citation index. We found that Feynmanlectures.caltech.edu is heavily ‘socialized’ in respect to Facebook shares (108K), Twitter mentions (4.78K) and Google+ shares (3.56K). According to MyWot and Google safe browsing analytics, Feynmanlectures.caltech.edu is a fully trustworthy domain with no visitor reviews.