Nov 052014
 

It looks like many companies are putting their private SSL certificate on content-delivery-networks (CDN) or something is wrong with my explanation of this SSL error message. It lists companies like github, foursquare, dreamhost, shazam, wikia, the guardian, … The all use the CDN of fastly (http://www.fastly.com/customers/).

I found this out by an incident:
CDN-SSL