timestamp	ip	host	browser	uri
20200215-03:18:19	3.81.27.21	ec2-3-81-27-21.compute-1.amazonaws.com	CCBot/2.0 (https://commoncrawl.org/faq/)	/robots.txt
20200215-03:18:19	3.81.27.21	ec2-3-81-27-21.compute-1.amazonaws.com	CCBot/2.0 (https://commoncrawl.org/faq/)	/robots.txt