timestamp	ip	host	browser	uri
20190417-15:13:03	54.36.148.3	ip-54-36-148-3.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20201223-19:29:16	54.36.148.3	ip-54-36-148-3.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210816-06:18:50	54.36.148.3	ip-54-36-148-3.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt