Did you know that when visiting any website on the Internet, your browser may send a list of plugins, extensions, battery, method of connection to the Internet, not to mention the OS version and browser.
Below you can check what information about you available to sites outside.

Server information (То что сервер получает от браузера при каждом запросе)
HTTP_ACCEPT_ENCODINGgzip
HTTP_CONNECTIONKeep-Alive
HTTP_HOSTen.sanstv.ru
HTTP_IF_MODIFIED_SINCEThu, 17 Oct 2019 11:02:38 MSK
HTTP_ACCEPT_LANGUAGEen-US,en;q=0.5
HTTP_ACCEPTtext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_USER_AGENTCCBot/2.0 (https://commoncrawl.org/faq/)
REMOTE_PORT34420
REMOTE_ADDR35.172.217.40
Client information (То что доступно в JavaScript)
Local IPnot found