timestamp	ip	host	browser	uri
20171016-07:58:55	40.77.167.117	msnbot-40-77-167-117.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/robots.txt
20171219-02:46:46	40.77.167.117	msnbot-40-77-167-117.search.msn.com	Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)	/tag/tiger/