www.ninjatrader.com Not Available The domain www.ninjatrader.com which you are trying to access is currently unavailable. This may occur for several reasons -- the name may have changed, or it may have moved to a new location. Please try to access the site later, or contact the site's administrator. ----------- Hmm....
Looks like they do have DNS based load-balancer. The IP that I resolve has issue... C:\>nslookup www.ninjatrader.com Server: vonage.localdomain Address: 192.168.15.1 Non-authoritative answer: Name: www.ninjatrader.com Address: 74.200.197.238 This IP has problem.