timestamp	ip	host	browser	uri
20190909-05:12:16	54.36.148.17	ip-54-36-148-17.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20190918-15:13:51	54.36.148.17	ip-54-36-148-17.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210617-15:21:23	54.36.148.17	ip-54-36-148-17.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt