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The TXT Record

Finding Top FQDNs Per Day in DNSDB Export MTBL Files (Part One of a Three Part Series)

Friday, March 22, 2019 By Joe St Sauver

Learn how to compute a "Top Internet Domain Name" list using a small Perl script

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Poison Pivots

Thursday, March 14, 2019 By Joe St Sauver

This article describes some problems around pivoting using passive DNS and explains strategies how to identify and overcome those obstacles

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Farsight Security Debuts Grant Program for Investigative Reporters

Wednesday, March 6, 2019 By Karen Burke

Increasingly, Farsight's historical passive data has become a must-have tool for investigative journalists

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Introducing DNSDB Community Edition: Why Internet History Matters in DFIR

Tuesday, February 26, 2019 By Karen Burke

Passive DNS provides valuable Internet history of a given suspicious domain name and IP address for faster, more accurate incident response

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Running dnsdb_query.py Under termux on Android

Thursday, February 7, 2019 By Joe St Sauver

Learn how to query DNSDB using your Android smartphone

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