PING www.zuchejinan.com (154.91.98.91) 56(84) bytes of data.
64 bytes from 154.91.98.91 (154.91.98.91): icmp_seq=1 ttl=57 time=251 ms
64 bytes from 154.91.98.91 (154.91.98.91): icmp_seq=2 ttl=57 time=247 ms
64 bytes from 154.91.98.91 (154.91.98.91): icmp_seq=3 ttl=57 time=247 ms

--- www.zuchejinan.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 247.858/249.046/251.404/1.763 ms