Результат выполнения команды PING для nksrv.ru.:

PING nksrv.ru (185.135.81.21) 56(84) bytes of data.
64 bytes from mail.prof-karyera.ru (185.135.81.21): icmp_seq=1 ttl=56 time=44.2 ms
64 bytes from mail.prof-karyera.ru (185.135.81.21): icmp_seq=2 ttl=56 time=44.2 ms
64 bytes from mail.prof-karyera.ru (185.135.81.21): icmp_seq=3 ttl=56 time=44.1 ms
64 bytes from mail.prof-karyera.ru (185.135.81.21): icmp_seq=4 ttl=56 time=44.2 ms
64 bytes from mail.prof-karyera.ru (185.135.81.21): icmp_seq=5 ttl=56 time=44.2 ms

--- nksrv.ru ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 4003ms
rtt min/avg/max/mdev = 44.186/44.242/44.269/0.190 ms