timestamp	ip	host	browser	uri
20190616-13:12:35	54.36.149.12	ip-54-36-149-12.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20190802-21:01:20	54.36.149.12	ip-54-36-149-12.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210805-05:06:44	54.36.149.12	ip-54-36-149-12.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt