Time response with cURL

curl-time-it.sh

#!/bin/bash
# Shamelessly copied from
# https://blog.josephscott.org/2011/10/14/timing-details-with-curl/

if [[ -n $DEBUG ]]; then set -x; fi
set -euf

curl -w @- -o /dev/null -s "$@" <<'EOF'
    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
EOF