Issn.org is tracked by us since April, 2011. Over the time it has been ranked as high as 46 999 in the world, while most of its traffic comes from India, where it reached as high as 22 079 position. Portal.issn.org receives about 81.85% of its total traffic. It was owned by several entities, from Francoise Pelle CIEPS - Centre international de l'ISSN to REDACTED FOR PRIVACY of CIEPS - Centre international de l'ISSN, it was hosted by CIEPS-ISSN PARIS, Godefroy Pierre and others. While was its first registrar, now it is moved to Public Interest Registry.

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