Do you want to know why your secure page is not fully secure?
If you feel your website is not displaying the proper security lock, here are two simple tools that will tell you about any insecure items on your SSL page.
https://www.thesslstore.com/ssltools/why-no-padlock.php
(or)
https://www.whynopadlock.com/
The above tools will give you a report about:
1. Insecure calls to images,css, and javascript.
2. Images called insecurely from linked css and js files.
3. Expired cert, invalid or missing intermediate certificate (including 3rd party SSL certs.)
4. SHA-1 algorithm test, POODLE test, insecure form calls for Chrome.