PING macular-www.tfftu.cn (140.188.167.75) 56(84) bytes of data.
64 bytes from 140.188.167.75 (140.188.167.75): icmp_seq=1 ttl=121 time=146 ms
64 bytes from 140.188.167.75 (140.188.167.75): icmp_seq=2 ttl=121 time=145 ms
64 bytes from 140.188.167.75 (140.188.167.75): icmp_seq=3 ttl=121 time=146 ms

--- macular-www.tfftu.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 145.925/146.136/146.272/0.346 ms