Our detectives are back with the following intel on this WordPress site
The site is using the Pro Cam MU theme by RoboScripts .
We could identify 2 plugins (there might be more) -
W3 Total Cache
This information was last updated 17 February, 2020
This theme is compatible with the RBS WP Cam Plugin MU
Search Engine (SEO) & Performance Optimization (WPO) via caching. Integrated caching: CDN, Page, Minify, Object, Fragment, Database support.