PING www.5442.com.cdn.cloudflare.net (104.21.2.153) 56(84) bytes of data.
64 bytes from 104.21.2.153 (104.21.2.153): icmp_seq=1 ttl=60 time=4.70 ms
64 bytes from 104.21.2.153 (104.21.2.153): icmp_seq=2 ttl=60 time=4.08 ms
64 bytes from 104.21.2.153 (104.21.2.153): icmp_seq=3 ttl=60 time=4.21 ms

--- www.5442.com.cdn.cloudflare.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.083/4.331/4.702/0.277 ms