2 ms·
https://sci-hub.tw/https://www.pnas.org/content/early/2020/06/17/2004642117 https://sci-hub.tw/https://www.pnas.org/content/early/2020/0...
by traceroute 6y ago
https://sci-hub.tw/https://www.pnas.org/content/early/2020/06/17/2004642117 https://sci-hub.tw/https://www.pnas.org/content/early/2020/0...