timestamp	ip	host	browser	uri
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20200618-03:06:48	54.36.148.86	ip-54-36-148-86.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210709-01:45:51	54.36.148.86	ip-54-36-148-86.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt