timestamp	ip	host	browser	uri
20200331-06:54:07	54.36.148.54	ip-54-36-148-54.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20200919-12:36:14	54.36.148.54	ip-54-36-148-54.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210827-09:09:34	54.36.148.54	ip-54-36-148-54.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt