Why No Padlock
https://www.whynopadlock.com
This gem looks at your SSL security. Once you have added and activated your SSL sometimes you’ll have https:// but you still don’t get that padlock but a warning, this site tests why and will give you a report about insecure calls to CSS, plugins or images.
GTMetrix
https://gtmetrix.com/
How fast does your website load? Find out with GTmetrix. See how your site performs, reveal why it’s slow and discover optimization opportunities.