Translated information on the site adress:
The site was created to publish photos of our aircraft. Site patriotic orientation, this dedication to their beauty, the work of thousands of engineers and designers.
Information on the site was taken from other similar sites:
Photos - airliners.net, jetphotos.net, flightpix.org.
Registries and history of airplanes - airfleets.net, planelist.net, ch-aviation.com, aerotransport.org, scramble.nl, and also from the open data of Rosaviation.
The history of all flights was taken from the site flightradar24.com - this well-known flight data database is formed from airplane respondents. The site stores the history of all flights of all modern aircraft, which often helps in the investigation of accidents. About the principle of the site can be read on the link in Wikipedia:
https://ru.wikipedia.org/wiki/Flightradar24.
In all the listed sites, except for Rosaviatsiya, any visitor can add information according to the wikipedia principle. Therefore, the quality of information is low, it is easy to forge. The same applied to russianplanes.net.
The site was deleted on its own initiative.