timestamp	ip	host	browser	uri
20190408-04:43:28	40.77.167.173	msnbot-40-77-167-173.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt
20190514-12:05:02	40.77.167.173	msnbot-40-77-167-173.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt