S4a.aero is tracked by us since January, 2014. Over the time it has been ranked as high as 52 299 in the world, while most of its traffic comes from Poland, where it reached as high as 197 position. It was owned by several entities, from Kuba Zakrzewski of AzimuthIT sp. z o.o. s.k. to REDACTED FOR PRIVACY of c/o EnCirca Privacy Service, it was hosted by RIPE Network Coordination Centre and AzimuthIT sp. z o.o. sp. k..

S4a has a mediocre Google pagerank and bad results in terms of Yandex topical citation index. We found that S4a.aero is poorly ‘socialized’ in respect to any social network. According to Google safe browsing analytics, S4a.aero is quite a safe domain with no visitor reviews.