PING www.mzyylsb.com--www.mzyylsb.com (104.21.40.249) 56(84) bytes of data.
64 bytes from 104.21.40.249 (104.21.40.249): icmp_seq=1 ttl=60 time=4.63 ms
64 bytes from 104.21.40.249 (104.21.40.249): icmp_seq=2 ttl=60 time=4.10 ms
64 bytes from 104.21.40.249 (104.21.40.249): icmp_seq=3 ttl=60 time=4.09 ms

--- www.mzyylsb.com--www.mzyylsb.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.093/4.280/4.638/0.253 ms