timestamp	ip	host	browser	uri
20190912-10:03:10	54.36.149.36	ip-54-36-149-36.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20201002-11:14:22	54.36.149.36	ip-54-36-149-36.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210704-01:17:59	54.36.149.36	ip-54-36-149-36.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt