SSL handshake problem with GET to public web site

My question:
I’ m new to Postman so this may be a stupid question.
I tried requests to and these work fine.
Then I tried a GET to a public website like
I get a response with an HTML-body. In the body it says “ssl handshake failed”.
The GET to the website in a browser on the other hand works fine.
What is the mistake?

Details (like screenshots):

How I found the problem:

I’ve already tried:
I turned off SSL certificate verification in the setting. This made no difference.