Cisn.org is tracked by us since April, 2011. Over the time it has been ranked as high as 911 699 in the world, while most of its traffic comes from USA, where it reached as high as 232 030 position. It was owned by several entities, from Douglas Neuhauser of University of California Berkeley to GDPR Redacted of Univ. of California Berkeley Seismological Lab, it was hosted by University of California, California Institute of Technology and others.

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