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Welcome to Whisper API - the most comprehensive intelligence platform for domains, IP addresses, and internet infrastructure. Gain deep visibility into any internet asset through a single, unified API.
What is Whisper?
Whisper provides predictive, context-rich intelligence by connecting over 45 billion data points across live internet routing, historical registration records, and deep resolution data. We move beyond simple enrichment to deliver actionable insights for security, compliance, and business intelligence.
Key Capabilities
Indicator Intelligence
- Comprehensive IP and domain enrichment
- Real-time threat intelligence and risk scoring
- Historical analysis and trend detection
- Infrastructure relationship mapping
Geolocation Services
- City-level precision with confidence scores
- ASN and network topology data
- Bulk IP geolocation (1000+ IPs)
- Geographic distribution analysis
Security Operations
- Website screenshot capture and monitoring
- Infrastructure security scanning
- Change detection and alerting
- BGP routing security (RPKI validation)
Discovery & Enumeration
- Subdomain discovery
- Similar domain generation (typosquatting detection)
- Infrastructure mapping
- Search across 45B+ data points
Why Choose Whisper?
FeatureWhisperTraditional ServicesData Points45 billion interconnectedLimited, siloed dataResponse Time<500ms (streaming: 150ms TTFB)2-5 secondsData FreshnessReal-time + historicalOften staleIntelligence DepthPredictive, contextualBasic enrichmentAsync OperationsNative supportLimited
Who Uses Whisper?
- Security Teams: Threat intelligence, incident response, vulnerability management
- SOC Analysts: Investigation, IOC enrichment, attack attribution
- Compliance Officers: GDPR/CCPA verification, data residency validation
- DevSecOps Teams: API security, infrastructure monitoring
- Fraud Detection Systems: IP reputation, geographic verification
- Brand Protection: Phishing detection, typosquatting monitoring
- AI/ML Teams: Training data enrichment, agent augmentation
Next Steps
- Get Your API Key → - Sign up in 30 seconds
- Get started in minutes→ - Get started in 5 minutes
- Read Usage Guides→ - See how you can use Whisper API