In the Kaspersky free scanner settings, choose the *C:* drive and do a scan.
The Topaz app seems to access a domain that your ISP has blocked.
This is the process launched by that startup entry:
C:\Users\ramya\SystemRootDoc\Topazserv.exe
You can also try installing Cloudflare WARP to see if it stops that notification (with the Topazserv.exe startup entry enabled and the system restarted once.) WARP uses the Cloudflare DNS.
Download WARP stable releases · Cloudflare:
https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/warp/download-warp/