Sir.com is tracked by us since December, 2012. Over the time it has been ranked as high as 110 399 in the world, while most of its traffic comes from USA, where it reached as high as 20 544 position. App.sir.com receives less than 1% of its total traffic. It was owned by several entities, from Sotheby's International Realty Affiliates LLC of Sotheby's International Realty Affiliates LLC to Domain Administrator of Sotheby's International Realty Affiliates LLC, it was hosted by Amazon Technologies Inc., Amazon.com Inc. and others. While NETWORK SOLUTIONS LLC. was its first registrar, now it is moved to CSC Corporate Domains Inc..

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