PING jayakarta.ac.id (103.125.181.21) 56(84) bytes of data.
64 bytes from mail.jayakarta.ac.id (103.125.181.21): icmp_seq=1 ttl=56 time=257 ms
64 bytes from mail.jayakarta.ac.id (103.125.181.21): icmp_seq=2 ttl=56 time=282 ms
64 bytes from mail.jayakarta.ac.id (103.125.181.21): icmp_seq=3 ttl=56 time=263 ms

--- jayakarta.ac.id ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 257.440/267.907/282.642/10.722 ms