~ # ping6 -q -c 50 ya.ru
PING ya.ru (2a02:6b8::2:242): 56 data bytes

--- ya.ru ping statistics ---
50 packets transmitted, 39 packets received, 22% packet loss
round-trip min/avg/max = 6.863/7.376/11.282 ms

~ # ping6 -q -c 50 youtube.com
PING youtube.com (2a00:1450:4010:c0a::5d): 56 data bytes

--- youtube.com ping statistics ---
50 packets transmitted, 27 packets received, 46% packet loss
round-trip min/avg/max = 17.236/26.340/121.376 ms