PING ip-www.ytxintiandi.com (104.21.90.122) 56(84) bytes of data.
64 bytes from 104.21.90.122 (104.21.90.122): icmp_seq=1 ttl=59 time=5.24 ms
64 bytes from 104.21.90.122 (104.21.90.122): icmp_seq=2 ttl=59 time=4.83 ms
64 bytes from 104.21.90.122 (104.21.90.122): icmp_seq=3 ttl=59 time=4.79 ms

--- ip-www.ytxintiandi.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.798/4.960/5.246/0.210 ms