This data originates from passive DNS data from our large-scale public DNS resolver and multiple services monitoring zone files, Certificate Transparency logs and WHOIS/RDAP. We also operate Web and DNS crawlers.

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Feeds

We provide different types of data feeds, each with its specific use cases, and each available as a real-time stream and as daily downloadable feed.

Newly Registered Domains (NRD)

Newly Observed Domains (NOD)

Newly Observed Hostnames (NOH)

Newly Active Domains (NAD)

Newly Active Hostnames (NAH)

Newly Issued Certificates (NIC)

Passive DNS (RRsets)