curl ya.ru -w "@cu.txt" -so /dev/null

cat cu.txt

          remote_ip: %{remote_ip}\n
          http_code: %{http_code}\n
                    ----------\n
    time_namelookup:  %{time_namelookup}\n
       time_connect:  %{time_connect}\n
    time_appconnect:  %{time_appconnect}\n
   time_pretransfer:  %{time_pretransfer}\n
      time_redirect:  %{time_redirect}\n
 time_starttransfer:  %{time_starttransfer}\n
                    ----------\n
         time_total:  %{time_total}\n

Пример:

 curl https://ya.ru -w "@cu.txt" -so /dev/null
          remote_ip: 87.250.250.242
          http_code: 200
                    ----------
    time_namelookup:  0.004
       time_connect:  0.012
    time_appconnect:  0.168
   time_pretransfer:  0.168
      time_redirect:  0.000
 time_starttransfer:  0.202
                    ----------
         time_total:  0.208