PING www.ultratech.com.hk (47.52.106.57) 56(84) bytes of data.
64 bytes from 47.52.106.57 (47.52.106.57): icmp_seq=1 ttl=57 time=255 ms
64 bytes from 47.52.106.57 (47.52.106.57): icmp_seq=2 ttl=57 time=255 ms
64 bytes from 47.52.106.57 (47.52.106.57): icmp_seq=3 ttl=57 time=255 ms

--- www.ultratech.com.hk ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 255.353/255.447/255.629/0.597 ms