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 lookupsNetlas
Internet-wide scanning, DNS, SSL, and WHOIS datasets
Netlas combines search, internet-wide scan data, DNS records, SSL certificates, IP WHOIS, and domain WHOIS through structured APIs and bulk datasets.
Free plan availablePricing Comparison
| Pricing | MxToolBox | Netlas |
|---|---|---|
| Free Tier | Limited free lookups | Free plan available |
| Paid Plans | From $99/month | Paid API and dataset plans |
| Enterprise | Enterprise plans available | Bulk and streaming options |
| TLD Coverage | All domains supported | Large DNS, SSL, and WHOIS collections |
Feature Comparison
| Feature | MxToolBox | Netlas |
|---|---|---|
| Free Tier | Limited | Limited |
| 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 Netlas if you need
- Very broad internet-scan, DNS, SSL, and WHOIS coverage
- Structured datasets are strong for security research
- Useful alternative to scan-first tools like Shodan or Censys
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
Get Started with DomScan
10,000 free credits/month • No credit card required
Try DomScan Free
Or try our free tools first