Also see OONI’s post on the same topic (the same author was involved in the study): https://ooni.org/post/2020-tls-blocking-india/ https://ooni.org/post/2020-tl

Also see OONI’s post on the same topic (the same author was involved in the study): https://ooni.org/post/2020-tls-blocking-india/ https://ooni.org/post/2020-tls-blocking-india/ References in the post above to CIS also detail some past research.