About

DZDB collects analyzes and archives changes to the root zone files provided by the various TLDs.

Zone file data can provide the most complete and comprehensive view of the current state of DNS. And over time this data exposes trends useful for analysis and research.

DZDB is a fork of DNS Coffee which started indexing 4 zones in 2011 and now analyzes over 1200 zones every day!

For questions or research inquiries reach out to research@dns.coffee.