Detailed technical benchmark and comparison between IP2WHOIS API and Overpass API. Analyze pricing structures, verified webhooks, sandbox testing, authentication, and compliance for teams building in Nigeria.
Look up domain ownership & registration data via WHOIS
Query OpenStreetMap data for roads, buildings & POIs
IP2WHOIS API is best for developers building domain intelligence tools, fraud detection systems, or brand monitoring platforms who need WHOIS registration data (creation date, expiry, registrant info, nameservers) for any of 1,221+ TLDs including .ng domains.
Overpass API is best for Nigerian businesses and developers looking for reliable maps & geolocation solutions.
| Highlight | I IP2WHOIS API | O Overpass API |
|---|---|---|
| Authentication | API Key (query parameter) | None |
| Rate Limit | Free: 500 lookups/month. Paid plans for higher quotas. | ~1,000,000 requests/day (soft limit; see Terms of Use) |
| Sandbox Mode | ✓ Available | ✗ Not Available |
| Webhooks | Not verified yet | Not verified yet |
| API Services | REST APIDeveloper IntegrationCloud Services | REST APIDeveloper IntegrationCloud Services |
| Supported Regions |
| Fee Component | I IP2WHOIS API | O Overpass API |
|---|---|---|
| Free Tier / Trial Credits |
| Completely free for all users |
| Rates & Additional Terms | Paid plans available for higher volumes | No API key required |
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