DNS4 identifies devices, software, and threats through multi-protocol analysis uniquely correlated with DNS intelligence. See what others miss.
Fingerprinting Methods
Fingerprints Collected
Average Response Time
API Uptime
DNS4 analyzes network traffic from multiple angles, providing comprehensive visibility into devices and threats
Server-side TLS fingerprinting for infrastructure identification
HTTP header analysis for client identification
Certificate behavior analysis for threat detection
SSH connection fingerprinting for security analysis
TCP stack fingerprinting for OS identification
Latency analysis for proxy and VPN detection
Full integration with FoxIO's open-source JA4 client TLS fingerprinting standard. Detect known malware signatures, identify applications, and track C2 communication patterns.
DNS4 uniquely correlates network fingerprints with DNS intelligence for unprecedented visibility
Collect network signals from TLS, HTTP, TCP, SSH, and latency data
Generate unique fingerprints using proprietary algorithms
Cross-reference with DNS intelligence and threat databases
Return actionable insights with threat scores and classifications
DNS4 powers security operations across industries
Protect your network with comprehensive device visibility and threat detection.
Map adversary infrastructure and track threat actor techniques.
Distinguish legitimate users from automated threats and fraud attempts.
Scale security operations with multi-tenant fingerprinting.
Integrate DNS4 fingerprinting into your applications with our RESTful API and SDKs for Python, Node.js, and Go.
from dnsscience import DNS4Client # Initialize client client = DNS4Client(api_key="YOUR_API_KEY") # TLS fingerprinting tls = client.tls.analyze("example.com") print(f"Server: {tls.server_software}") print(f"Score: {tls.threat_score}/100") # Unified multi-method analysis result = client.analyze( "example.com", methods=["tls", "http", "cert", "tcp"] ) print(f"Risk: {result.threat_summary.risk_score}")
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For active security breaches, ongoing attacks, or critical infrastructure compromises requiring immediate response:
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Average response time: <15 minutes
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Get comprehensive network visibility with DNS4. Free tier available with 100 requests per day.