Check Navigation Timing API from the terminal through selenium & chromedriver
- Python
- Selenium
pip install selenium - ChromeDriver
brew install cromedriver
- Get single value
./web_timings.py -u http://domain.url -v responseTime - Get all values
./web_timings.py -u http://domain.url - Get values multiple sites
./web_timings.py -u=http://domain.url,http://domain.url - Get details
./web_timings.py -u=http://domain.url -d=true - Get output as csv
./web_timings.py -u=http://domain.url -c=true
You can of course combine these to what you want.
Not headless on osx