% time nc -vnz 1.1.1.1 53 Connection to 1.1.1.1 port 53 [tcp/*] succeeded! nc -vnz 1.1.1.1 53 0,00s user 0,00s system 8% cpu 0,073 total % time nc -vnzu

% time nc -vnz 1.1.1.1 53 Connection to 1.1.1.1 port 53 [tcp/*] succeeded! nc -vnz 1.1.1.1 53 0,00s user 0,00s system 8% cpu 0,073 total % time nc -vnzu 1.1.1.1 53 Connection to 1.1.1.1 port 53 [udp/*] succeeded! nc -vnzu 1.1.1.1 53 0,00s user 0,00s system 61% cpu 0,009 total