This site uses an SSL certificate which is marked as testing only and is probably not valid for this reason.
http://www.thawte.com/repository/agreements/trial-ssl-sertificate-subscriber.html
SSL Certificates
Get access to data on 33,346 websites Testing Purposes SSL Customers. We know of 705 live websites using Testing Purposes SSL and an additional 32,641 sites that used Testing Purposes SSL historically and 58 websites in the United States.
Get a list of 33,346 websites using Testing Purposes SSL which includes location information, hosting data, contact details, 705 currently live websites and an additional 128 domains that redirect to sites in this list. 32,641 sites that used this technology previouslyand 58 websites in the United States currently using Testing Purposes SSL.
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