PING web20vn.com--www.jiajukl.com (104.21.84.117) 56(84) bytes of data.
64 bytes from 104.21.84.117 (104.21.84.117): icmp_seq=1 ttl=59 time=5.42 ms
64 bytes from 104.21.84.117 (104.21.84.117): icmp_seq=2 ttl=59 time=4.74 ms
64 bytes from 104.21.84.117 (104.21.84.117): icmp_seq=3 ttl=59 time=4.89 ms

--- web20vn.com--www.jiajukl.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 4.741/5.018/5.420/0.301 ms