timestamp	ip	host	browser	uri
20170502-12:46:53	40.77.167.146	msnbot-40-77-167-146.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt
20170502-13:56:56	40.77.167.146	msnbot-40-77-167-146.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt