timestamp	ip	host	browser	uri
20170331-14:28:15	40.77.167.0	msnbot-40-77-167-0.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt
20170331-14:39:50	40.77.167.0	msnbot-40-77-167-0.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt