timestamp	ip	host	browser	uri
20191024-18:25:22	54.36.148.55	ip-54-36-148-55.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20200824-01:51:51	54.36.148.55	ip-54-36-148-55.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210930-10:33:18	54.36.148.55	ip-54-36-148-55.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt