timestamp	ip	host	browser	uri
20190818-11:52:03	54.36.149.43	ip-54-36-149-43.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20191008-22:18:15	54.36.149.43	ip-54-36-149-43.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20200305-22:50:55	54.36.149.43	ip-54-36-149-43.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt