Overview
DNSimple
Registrar API with DNS Hosting & Automation
DNSimple combines registrar operations, DNS hosting, certificates, and automation in a polished REST API aimed at teams managing domains end-to-end.
$0 Solo base plan; zones and DNS queries are usage billedWhoAPI
Established Domain Availability & WHOIS API
WhoAPI provides domain availability checking and WHOIS lookup APIs with a focus on accuracy and bulk operations.
10,000 requests for new clientsPricing Comparison
| Pricing | DNSimple | WhoAPI |
|---|---|---|
| Free Tier | $0 Solo base plan; zones and DNS queries are usage billed | 10,000 requests for new clients |
| Paid Plans | From $0.50/hosted zone/month plus DNS query usage | $52/month for 40,000 requests |
| Enterprise | Teams $29/month plus usage; enterprise custom | $499/month for 100,000 requests; enterprise custom |
| TLD Coverage | 500+ TLDs | 1,500+ TLDs |
Feature Comparison
| Feature | DNSimple | WhoAPI |
|---|---|---|
| Free Tier | Limited | Limited |
| API Access | Included | Included |
| Bulk Operations | Included | Included |
| Real-time Data | Included | Included |
| WHOIS Data | Included | Included |
| DNS Lookup | Included | Limited |
| Domain Valuation | Not Included | Not Included |
| Brand Monitoring | Not Included | Not Included |
| MCP/AI Integration | Not Included | Not Included |
Which is Better?
Choose DNSimple if you need
- Full registrar with API
- Excellent documentation
- SSL certificate automation
Choose WhoAPI if you need
- Established since 2011
- Comprehensive WHOIS parsing
- Good for bulk availability checks
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)
- ✓ 1,100+ TLDs supported
- ✓ MCP integration for AI assistants
- ✓ Domain valuation, brand monitoring, OSINT
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