Overview
Censys
Internet Intelligence and Attack Surface Platform
Censys delivers internet-wide scanning, certificate intelligence, and external attack surface discovery for security teams and researchers.
Community tier with limited monthly queriesurlscan.io
URL scanning, phishing analysis, and brand monitoring API
urlscan.io is built for scanning web pages, indexing observed infrastructure, and detecting phishing or brand abuse from captured page data.
Community plan availablePricing Comparison
| Pricing | Censys | urlscan.io |
|---|---|---|
| Free Tier | Community tier with limited monthly queries | Community plan available |
| Paid Plans | Individual plans from $100/month | Paid API and search plans |
| Enterprise | Custom team and enterprise plans | Business and enterprise options |
| TLD Coverage | Full IPv4/IPv6 coverage | Scan corpus and search index coverage |
Feature Comparison
| Feature | Censys | urlscan.io |
|---|---|---|
| Free Tier | Limited | Included |
| API Access | Included | Included |
| Bulk Operations | Included | Limited |
| Real-time Data | Included | Included |
| WHOIS Data | Limited | Limited |
| DNS Lookup | Included | Included |
| Domain Valuation | Not Included | Not Included |
| Brand Monitoring | Not Included | Included |
| MCP/AI Integration | Not Included | Not Included |
Which is Better?
Choose Censys if you need
- Comprehensive internet scanning
- Certificate and asset intelligence
- External attack surface discovery
Choose urlscan.io if you need
- Excellent page rendering and phishing investigation workflow
- Strong brand-monitoring and search capabilities
- Helpful for URL-centric security operations
Consider DomScan Instead
DomScan offers the best of both worlds with comprehensive features and developer-friendly pricing.
- ✓ Free tier: 10,000 credits/month (no credit card)
- ✓ 1,500+ TLDs supported
- ✓ MCP integration for AI assistants
- ✓ Domain valuation, brand monitoring, OSINT
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