.pw is the country code top-level domain for Palau a remote south pacific island nation. Seems a good spot for a sailor to park a website.
The encryption within HTTPS is intended to provide benefits like confidentiality, integrity and identity. Your information remains confidential from prying eyes because only your browser and the server can decrypt the traffic. Integrity protects the data from being modified without your knowledge. (http://mashable.com/2011/05/31/https-web-security/)