Overview
MxToolBox
Email Security & DNS Diagnostic Tools
MxToolBox specializes in email deliverability tools including MX lookups, blacklist monitoring, SPF/DKIM/DMARC validation, and DNS diagnostics.
Limited free lookupsWhoxy
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 | MxToolBox | Whoxy |
|---|---|---|
| Free Tier | Limited free lookups | No recurring free tier |
| Paid Plans | From $99/month | Pay-as-you-go from $2 |
| Enterprise | Enterprise plans available | Monthly and enterprise options |
| TLD Coverage | All domains supported | 1,595 TLDs |
Feature Comparison
| Feature | MxToolBox | Whoxy |
|---|---|---|
| Free Tier | Limited | Not Included |
| API Access | Included | Included |
| Bulk Operations | Included | Included |
| Real-time Data | Included | Included |
| WHOIS Data | Not Included | Included |
| DNS Lookup | Included | Included |
| Domain Valuation | Not Included | Not Included |
| Brand Monitoring | Included | Limited |
| MCP/AI Integration | Not Included | Not Included |
Which is Better?
Choose MxToolBox if you need
- Best-in-class email diagnostics
- Blacklist monitoring
- SPF/DKIM/DMARC validation
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
Related Comparisons
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