http://magma.ua4vjlx72wv5crhkificaeysp62hizhazipfshsdvs6jxqvhtkpllcad.onion/guide/data-sources.html
Censored Planet was launched in August 2018, and has since then
collected more than 45 billion measurement data points. Censored Planet measures
network interference on the TCP/IP, DNS, and HTTP(S) protocols, using remote
measurement techniques Augur , Satellite , and Hyperquack respectively.