The file extension stands for Server Side Includes (SSI) . Many older or budget-friendly IP camera manufacturers use a web interface that relies on SSI to stream video. By default, many of these devices are configured with a directory viewing page located at /view/index.shtml .
The search query "inurl view index shtml near my location" is a specific operator used to discover unsecured internet-connected cameras. While it may look like a standard search to a casual observer, it is actually a classic example of "Google Dorking"—a technique used to find specific information that is not intended to be public but is accessible due to server misconfigurations. inurl view index shtml near my location