sudo apt install ldap-utils
ldapsearch -x -H ldap://ldap-server-hostname_or_IP -D "cn=username,ou=users,dc=example,dc=com" -W -b "dc=example,dc=com"
curl -s -o /dev/null -w "Conecction: %{time_connect}s | Start transfer: %{time_starttransfer}s | Total time: %{time_total}s\n" ...