timestamp	ip	host	browser	uri
20190922-09:45:33	54.36.149.47	ip-54-36-149-47.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20200721-01:25:22	54.36.149.47	ip-54-36-149-47.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210511-07:35:53	54.36.149.47	ip-54-36-149-47.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt
20210615-17:03:35	54.36.149.47	ip-54-36-149-47.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/2010_12_01_archive.html