PING www.ttkcs.com (104.21.18.142) 56(84) bytes of data.
64 bytes from 104.21.18.142 (104.21.18.142): icmp_seq=1 ttl=60 time=4.93 ms
64 bytes from 104.21.18.142 (104.21.18.142): icmp_seq=2 ttl=60 time=4.58 ms
64 bytes from 104.21.18.142 (104.21.18.142): icmp_seq=3 ttl=60 time=4.65 ms

--- www.ttkcs.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 4.582/4.723/4.930/0.159 ms