Is that normal? I've never had
This is not a secure connection
Hackers could try to steal your data from netflix.de, for example passwords, messages or credit card details. http://chrome-error://chromewebdata/#
You may not have an antivirus.
You have to go to Netflix.com
Update the browser or issue absurdly strict filter rules in the security settings.
Convert the "http" in the URL bar to "https" or vice versa.
EDIT:
Which is automatically redirected. So the trick doesn't work.
Simply accepting the risk will redirect you to netflix.com.
Is there http: \\ http://www.netflix.de or https: \\ http://www.netflix.de?
otherwise check adblocker
check domain
update browser
Look at filter rules
look at cookies