~/dnsniffer/guides·how-to library
▸ Guides
Hands-on write-ups about where domain data actually comes from and how to work with it - registry zone files, Certificate Transparency, passive DNS, and the feeds built on top of them. Commands you can paste, and the trade-offs that decide which source you should use.
# 2 guides
How to get newly registered domains
Zone-file diffs, Certificate Transparency, free and commercial feeds - every practical way to build a new domains list, with copy-pasteable commands and the trade-offs nobody documents.
data sourcing 14 min readreadHow to find typosquatting domains
Permutation generation, corpus search, Certificate Transparency and your own resolver logs - how to find the lookalike domains that actually exist, rank them by real risk, and get the dangerous ones removed.
brand protection 16 min readread