timestamp	ip	host	browser	uri
20190417-04:28:39	54.36.149.85	ip-54-36-149-85.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210409-20:14:52	54.36.149.85	ip-54-36-149-85.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt
20210721-01:31:56	54.36.149.85	ip-54-36-149-85.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt