: Take a screenshot of a key frame and upload it to Google Lens to see if the video has been posted elsewhere online.
: "Shin" could be an abbreviation for a specific camera manufacturer, location (e.g., Shinjuku), or individual's name, while "15087" is a standard numerical timestamp or sequence ID. Shin15087.mp4
: Before interacting with any unknown .mp4 file from an untrusted source, run it through VirusTotal to ensure it isn't a malicious script disguised as a video. : Take a screenshot of a key frame
: Use tools like the InVID verification plugin to inspect the creation date, camera type, or GPS data. or individual's name