Tools for Every Domain Professional
Whether you're an entrepreneur searching for your dream domain, an investor managing your portfolio, or a brand monitoring your assets — we have the tools you need.
RDAP First Domain Lookup
We prioritize RDAP over traditional WHOIS for more accurate, standardized, and secure domain information.
- RDAP protocol prioritized over WHOIS
- URL-based search - add domaindetails.com/ before any URL
- Live aftermarket pricing (Sedo, Dynadot, DomainMarket, Namecheap)
- One-click access to purchase listings
Renewal Price Checking
Compare domain renewal prices across registrars to find the best deals with real-time pricing.
- Real-time renewal price comparisons
- Support for major registrars
- Multi-year pricing breakdowns
- Transfer vs. renewal cost analysis
Bulk Domain Lookup
Look up up to 100 domains at once with our privacy-first bulk lookup tool.
- Up to 100 domains per search
- Privacy-first processing
- Instant results
- Export to CSV
Free MCP Server
Connect to our free Model Context Protocol server. Works perfectly with AI agents like Claude.
- 100% free to use
- Perfect for AI agents & clients
- WHOIS & RDAP support
- Developer-friendly API
Chrome Extension
See domain information instantly while browsing. Smart subdomain detection and real-time WHOIS data.
- Smart subdomain detection and toggle
- Advanced URL normalization
- Multi-level TLD support
- Lightweight & fast
Domain Details Alerts
Google Alerts for domains. Watch up to 25 domains 24/7 and get emailed the moment anything changes.
- Watch up to 25 domains 24/7
- Instant email alerts on every change
- Aftermarket price & listing tracking
- 90 days of change history with diffs
Pick your use case
Six workflows, same product. See exactly how alerts fit yours.
For Startup Founders
Your launch name is parked. We'll tell you the second it frees up.
For Domain Investors
Watch expirations, ownership transfers, and price drops across your shortlist.
For Indie Hackers
The perfect side-project domain costs $4k today. We'll tell you when it drops.
For Brand Protection
Catch typo-squatters the day they register. Document the trail for UDRP filings.
For SEO Professionals
Expiring backlink-rich domains, competitor redirects, and TLD migrations — first.
For Agencies
Every client domain, watched 24/7. Catch DNS and expiry issues before clients call.
Free lookup tools, optional alerts.
Use everything for free. Add Domain Details Alerts when you want a domain watched 24/7 and get notified the second anything changes.