🎯 Whitelist Intelligence API • Reduce False Positives

Stop Chasing False Positives

Automatically identify legitimate infrastructure: CDNs, cloud providers, corporate domains, and trusted services. Save time, focus your team on real threats.

Analyze any IP, domain, hostname, or URL — see results instantly

Real-time
API Lookups
50+
CDN & Cloud Providers
100
IOCs per Request
Free
Tier Available
SOC Ready
REST API
Batch Lookups
Auto-Updated Daily
Reput.io API demo: domain and IP lookups with whitelist intelligence

Comprehensive coverage for common false positive sources:

AWS / Azure / GCP•Cloudflare / Akamai / Fastly•Microsoft 365 / Google Workspace•Slack / Zoom / Teams•GitHub / GitLab•Payment Processors

Features that Make the Difference

Technology designed for security analysts who need precision, speed and context in every decision.

180+ Curated Intel Sources

MISP warninglists, Fortune 500, banking institutions, government registries, cloud provider ranges, and security research infrastructure—all continuously updated.

Eliminate False Positives

Auto-whitelist Google, Microsoft, Apple, AWS, and thousands of verified domains. Your analysts focus on real threats, not legitimate infrastructure.

Smart Trust Inheritance

Our unique algorithm blocks trust propagation for Dynamic DNS, URL shorteners, and free hosting. malware.duckdns.org is flagged high-risk even though duckdns.org is known.

Confidence Scoring (0-100)

6-factor algorithm: source type, category trust tier, multi-source corroboration, verified TLDs, match specificity, and institutional recognition.

50+ Provider Detection

Automatically identify Cloudflare, AWS, Google, Tor, NordVPN and 50+ infrastructure providers. Get clear verdicts (likely_benign, investigate, malicious) and actionable recommendations.

Complete URL Analysis

Full URL parsing with hostname, domain, path, and query extraction. Detects risky redirects from bit.ly, tinyurl, and 50+ URL shorteners.

60+ Government TLDs Verified

Automatic trust elevation for .gov, .mil, .edu, plus international equivalents: .gov.uk, .gouv.fr, .gob.mx, and 50+ verified government registries worldwide.

Simple REST API

JSON API with batch lookups (up to 100 indicators/request for Enterprise), rate limiting, and instant responses. Integrates with any SIEM, SOAR, or custom tooling in minutes.

Want to see how it works in your environment?

Try the API Now
Built by security engineers, for security engineers

Tired of Chasing Legitimate Traffic?

Industry studies show up to 85% of SOC alerts are false positives. Reput.io helps you cut through the noise. Start free today.

Cut Alert Noise
Clear Allow/Block Verdicts
50+ Providers Verified
180+ Threat Intel Sources
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Free plan forever • 500 queries/day

Built for:

SOC Analysts•MSSPs•DevSecOps Teams•Incident Responders