# Sign Up

#### Begin Monitoring your DNS, IPs and Domain Names for Threats and Risks Today!

## Reasons to join

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### Discover Historical DNS Records

Find historical changes in the blink of an eye. Access 10+ years of data, including: A, AAA, MX, NS, SOA, and TXT records.

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### Find Unseen Subdomains

We update over 5 billion DNS records daily to ensure you’re aware of every change. See the unseen, in mere seconds.

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### Reveal Associated Domains

Understand the relationship between domains, companies, and individuals. Unveil any associated domains.

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### Built for Modern Applications

Find code samples for Curl, JS, Python, PHP, Go, and other programming languages.