timestamp	ip	host	browser	uri
20190330-07:29:01	54.36.150.161	ip-54-36-150-161.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20190417-18:08:50	54.36.150.161	ip-54-36-150-161.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt