The search string inurl+indexframe+shtml+axis+video+server+fixed is a "Google Dork" or specific search syntax used to find vulnerable or specific web applications.
The string you provided is a Google Dork , a specialized search query used to find specific types of publicly accessible hardware or software on the internet. InfoSec Write-ups What This Dork Does This specific query is designed to locate Axis Network Cameras Video Servers
To mitigate these risks, organizations and individuals with Axis video servers must take immediate action: