timestamp	ip	host	browser	uri
20190812-17:31:39	54.36.148.80	ip-54-36-148-80.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210826-04:07:47	54.36.148.80	ip-54-36-148-80.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt