I was going through the log of my Application one by one and came across a request generated from the IP *50.57.68.14*. Being a unique one I probed and surprise surprise, it was of *Rackspace*.
Found the incident quite interesting since I guess *Rackspace *is competition. Right? -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine/-/wgagYzSP5EQJ. To post to this group, send email to google-appengine@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.