Educause Security Discussion mailing list archives

Re: capturing full URL information via DNS request logs


From: Rich Graves <rgraves () CARLETON EDU>
Date: Wed, 9 Oct 2013 15:40:44 -0500

Keep in mind that most browsers will prefetch DNS results for visible hyperlinks. This will give you false positives if 
you're trying to figure out who clicked on malware/phishing links, for example. You need to join with 
netflow/proxy/firewall/nat logs to be sure.


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