Where the file was saved (e.g., a folder named "DCIM," "REC," or "DASHCAM") usually reveals the source device.
Could you tell me or what device it came from? This would help in narrow down exactly what the content is.
Some manufacturers include their model number in the default file save name.
It could be a specific ID for a video hosted on a private server or a content delivery network (CDN). How to Identify the Content