On Twitter, Google’s Gary Illyes said that you shouldn’t ignore the HTTPS ranking signal:
I can't say the exact number but the signal affects enough queries measurably that i wouldn't ignore it
— Gary "鯨理" Illyes (@methode) June 5, 2019
How to check HTTPS on your website
The website audit tool in SEOprofiler checks if all pages of your website are available with HTTPS. It also checks the security settings of your website, and it checks many other things that have a direct influence on the rankings of your web pages:
