User-Agent:
Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.152 Safari/537.36 (BingLocalSearch)
157.56.2.203
it supported a reverse dns lookup, and appears to be in the bing family of bots,
i hadn't seen it before.
requested robots.txt