PING www.ajqxfz.cn (104.21.2.148) 56(84) bytes of data.
64 bytes from 104.21.2.148 (104.21.2.148): icmp_seq=1 ttl=60 time=5.47 ms
64 bytes from 104.21.2.148 (104.21.2.148): icmp_seq=2 ttl=60 time=5.13 ms
64 bytes from 104.21.2.148 (104.21.2.148): icmp_seq=3 ttl=60 time=5.27 ms

--- www.ajqxfz.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 5.134/5.293/5.471/0.150 ms