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Documentation 27 guides

API Overview
Authorization

Blocklists API

Quick Start
Extended

Device & CAPTCHA

Device and CAPTCHA Diagnostics API

DNS Lookup API

Domain Intelligence

Domain Intelligence API
Domain WHOIS / RDAP API
Website Security Score
Public exposure

Email Intelligence

Email Check API
Email Security API

Fraud Decisioning

Fraud Decisioning API
Rules API

IP Intelligence

IP Intelligence API
IP Geolocation API
IP WHOIS / RDAP API

Network Checks API
Abuse Contacts API

Events and Analytics API
Webhooks API

Protected Links

Protected Links API

JavaScript SDK

Vulnerabilities

Package Vulnerability Intelligence
CVE and Known-Exploited Evidence
Legacy npm Vulnerabilities API

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Docs DNS

DNS

DNS records, lookups, and infrastructure analysis.

1 Guides

v1 API

Start with DNS Lookup API

01 DNS Lookup API Query DNS records for a domain through the RequestGuard API. Read