Quick Facts
- Category
- Domain availability APIs, Domain valuation and pricing APIs
- Website
- domainr.com
- Pricing Starts At
- Status from $0.0005/request after the free allowance
- Free Tier
- 10,000 requests/month per Fastly Domain Research API meter
- TLD Coverage
- ICANN-accredited global coverage
- Enterprise Plan
- Published volume pricing; enterprise quote available
Pros & Cons
✓ Pros
- ICANN-accredited domain status API
- Excellent domain name suggestions
- Fastly infrastructure (fast and reliable)
- Full IDNA and Unicode support
- Clean, simple API design
− Cons
- Original Domainr API documentation and endpoints are deprecated
- Precise and estimated status checks use different rates
- Limited to availability (no WHOIS, DNS, valuation)
- Requires Fastly account for full access
🎯 Our Verdict
Domainr remains a strong choice for domain discovery and availability. Fastly now publishes a 10,000-request monthly free tier and usage-based rates for status checks. Teams that also need WHOIS, DNS, valuation, or security data will need additional services.
Best For: Domain name generators, creative branding tools, simple availability checks
Not Recommended For: Apps needing WHOIS data, valuation, or DNS lookups
Key Features
💡
Domain Suggestions
Creative domain name ideas
✅
Availability Check
Instant domain status lookup
🌍
IDNA Support
International domain names
⚡
Fastly Edge
Global edge network for speed
Pricing
| Tier | Price | Credits/Requests |
|---|---|---|
| Free | 10,000 requests/month per Fastly Domain Research API meter | Variable |
| Starter | Status from $0.0005/request after the free allowance | Variable |
| Enterprise | Published volume pricing; enterprise quote available | Variable |
Sources
Last updated:
Domainr (Fastly) vs DomScan
| Feature | Domainr (Fastly) | DomScan |
|---|---|---|
| Free Tier | ✓ | ✓ 10,000/month |
| Domain Availability | ✓ | ✓ |
| WHOIS Data | − | ✓ |
| DNS Lookup | − | ✓ |
| Domain Valuation | − | ✓ |
| Brand Monitoring | − | ✓ |
| MCP/AI Integration | − | ✓ |
| Bulk Operations | Limited | ✓ |
