timestamp	ip	host	browser	uri
20191110-08:37:58	54.36.148.231	ip-54-36-148-231.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20191113-21:40:17	54.36.148.231	ip-54-36-148-231.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210618-23:35:57	54.36.148.231	ip-54-36-148-231.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt