PING www.czechhunter.net (91.184.52.15) 56(84) bytes of data.
64 bytes from mail.server15.nlserver.net (91.184.52.15): icmp_seq=1 ttl=59 time=6.08 ms
64 bytes from mail.server15.nlserver.net (91.184.52.15): icmp_seq=2 ttl=59 time=4.29 ms
64 bytes from mail.server15.nlserver.net (91.184.52.15): icmp_seq=3 ttl=59 time=4.37 ms

--- www.czechhunter.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.292/4.919/6.088/0.830 ms