timestamp	ip	host	browser	uri
20191021-19:53:27	40.77.167.171	msnbot-40-77-167-171.search.msn.com	msnbot/2.0b (+http://search.msn.com/msnbot.htm)	/robots.txt
20191021-19:53:27	40.77.167.171	msnbot-40-77-167-171.search.msn.com	msnbot/2.0b (+http://search.msn.com/msnbot.htm)	/robots.txt