timestamp	ip	host	browser	uri
20190827-23:18:30	54.36.148.142	ip-54-36-148-142.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20190919-07:35:54	54.36.148.142	ip-54-36-148-142.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20191228-03:05:35	54.36.148.142	ip-54-36-148-142.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210805-03:51:56	54.36.148.142	ip-54-36-148-142.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt