timestamp	ip	host	browser	uri
20190907-06:00:04	54.36.148.168	ip-54-36-148-168.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20191223-14:47:47	54.36.148.168	ip-54-36-148-168.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210605-05:29:31	54.36.148.168	ip-54-36-148-168.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt
20210717-01:53:34	54.36.148.168	ip-54-36-148-168.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt