http://magma.ua4vjlx72wv5crhkificaeysp62hizhazipfshsdvs6jxqvhtkpllcad.onion/guide/data-sources.html
Since 2012, OONI has collected millions of network
measurements from more than 200 countries around the world. It serves as a
powerful resource for researchers, journalists, lawyers, activists, and
advocates interested in exploring network anomalies.