The V90 typically uses RTSP on port 554. Default credentials: admin / admin or admin / (blank).
The string provided appears to be a search query combining keywords for the ContaCam video surveillance software , likely referring to Version 9.9.0 (v990) or a hardware combination involving a class device. Contaware.com 1. ContaCam Software Overview contacam+v90+webcam+ip+cam+hot
Here is a write-up that leans into the "industrial-cool" vibe of high-end surveillance and the heat of modern tech performance. The V90 typically uses RTSP on port 554