17-11-2019-88155803.mp4

: The string of numbers (88155803) often corresponds to the specific second or frame count relative to the start of the recording session on the DVR's hard drive.

: This can sometimes reveal the GPS coordinates or the hardware serial number of the camera that recorded the footage. 17-11-2019-88155803.mp4

Because this is a specific file name from a private security system or a personal device, it is not a publicly indexed video (like a viral clip or movie). To provide a "deep content" analysis, I would Likely Origins and Characteristics : The string of numbers (88155803) often corresponds

Knowing the location or context of the video would help in identifying its significance. To provide a "deep content" analysis, I would

: If the file won't play, it may be using a proprietary H.264+ or H.265 codec common in security systems; VLC can usually decode these.

: Most commonly, files with this naming structure are exports from CCTV systems. The date suggests the footage was recorded on a Sunday.