I believe it's on AWS after its two servers broke at the same time the other day.
$ host news.ycombinator.com
news.ycombinator.com has address 50.112.136.166
$ host 50.112.136.166
166.136.112.50.in-addr.arpa domain name pointer ec2-50-112-136-166.us-west-2.compute.amazonaws.com.