Go Beyond Blacklists.
Detect Zero-Day Threats with AI.

Multi-model AI security for your apps. Start with up to 400 free scans after email verification — no credit card. Then pay as low as $0.0025 per scan as you scale.

Why URLert API?

Detect 0-Day Attacks

AI analyzes URLs in real-time—catching threats that traditional blocklists miss, from newly registered phishing domains to brand impersonation.

Automate Your Security

Programmatically check thousands of URLs to protect your users, apps, and infrastructure. From fast domain checks to deep content analysis.

Simple & Transparent

Easy integration and clear pay-as-you-go pricing. Choose the right API for your use case—only pay for what you use.

Threat Intelligence APIs at Any Scale

Fast domain-level checks for high-volume screening, or deep AI analysis for comprehensive threat detection. Choose the right tool for your workflow.

Domain Risk Analysis

$0.0025 per scan 2-5 seconds

Fast domain-level security checks

Your Request

Simple JSON input

POST REQUEST
/v1/domain-risks
REQUEST BODY
{ "url": "https://paypa1-verify.tk" }
What It Checks:

Domain patterns (typosquatting, high-risk TLDs)

DNS, RDAP (domain age, registration info)

SSL certificate validation

Fast Risk Assessment

Domain-level threat analysis

Malicious
90%
Confidence

Typosquatting / Brand Impersonation: 'paypa1.tk' typosquats 'paypal.com' with suspicious TLD

Key Findings
Domain Analysis Critical

Typosquatting: 'paypa1' vs 'paypal'

Network Check Medium

High-risk TLD (.tk)

Ready to get started? Get your API key and receive up to 400 scans free!