PING open4us.org (185.199.110.153) 56(84) bytes of data.
64 bytes from cdn-185-199-110-153.github.com (185.199.110.153): icmp_seq=1 ttl=61
time=4.81 ms
64 bytes from cdn-185-199-110-153.github.com (185.199.110.153): icmp_seq=2 ttl=61
time=4.51 ms
64 bytes from cdn-185-199-110-153.github.com (185.199.110.153): icmp_seq=3 ttl=61
time=4.60 ms

--- open4us.org ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.510/4.641/4.811/0.148 ms