Overview
WhoAPI
Established Domain Availability & WHOIS API
WhoAPI provides domain availability checking and WHOIS lookup APIs with a focus on accuracy and bulk operations.
10,000 welcome creditsWhoxy
WHOIS history, reverse WHOIS, and bulk lookup API
Whoxy focuses on live WHOIS, historical WHOIS, reverse WHOIS, and batch lookup workflows for researchers, resellers, and brand-protection teams.
No recurring free tierPricing Comparison
| Pricing | WhoAPI | Whoxy |
|---|---|---|
| Free Tier | 10,000 welcome credits | No recurring free tier |
| Paid Plans | From $23/month | Pay-as-you-go from $2 |
| Enterprise | Custom enterprise plans | Monthly and enterprise options |
| TLD Coverage | 1,500+ TLDs | 1,595 TLDs |
Feature Comparison
| Feature | WhoAPI | Whoxy |
|---|---|---|
| Free Tier | Limited | Not Included |
| API Access | Included | Included |
| Bulk Operations | Included | Included |
| Real-time Data | Included | Included |
| WHOIS Data | Included | Included |
| DNS Lookup | Limited | Included |
| Domain Valuation | Not Included | Not Included |
| Brand Monitoring | Not Included | Limited |
| MCP/AI Integration | Not Included | Not Included |
Which is Better?
Choose WhoAPI if you need
- Established since 2011
- Comprehensive WHOIS parsing
- Good for bulk availability checks
Choose Whoxy if you need
- Strong historical WHOIS and reverse WHOIS coverage
- Pay-as-you-go entry point for batch research
- Good fit for WHOIS-heavy investigations and reseller tools
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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