DomainSentry

Documentation

Everything you need to know about monitoring your domains with DomainSentry

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Quick Start

1
Create an Account
Sign up for free at domainsentry.com/sign-up. No credit card required. Start monitoring unlimited domains immediately.
2
Add Your Domains
Navigate to the dashboard and click "Add Domain". Enter any domain name - we support all 1,500+ TLDs including .com, .io, .ai, and country codes.
3
Monitor & Get Alerts
All scans run automatically. You'll get email alerts 30 days before domain expiration, SSL expiration, and for any security issues detected.

Feature Documentation

Domain Expiration Tracking
Monitor domain expiration with high accuracy using RDAP + WHOIS consensus. Real-time countdown shows exact time remaining in months, days, hours, and minutes.
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SSL Certificate Monitoring
Track SSL certificate expiration dates, verify certificate chains, and get alerts 30 days before certificates expire.
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DNS Monitoring
Monitor A, AAAA, MX, TXT, NS, and CNAME records. Detect unauthorized DNS changes and configuration issues automatically.
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Security Scanning
Automated security scans check HTTPS, security headers (HSTS, CSP, X-Frame-Options), and generate security scores.
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Automatic Scanning
All scans (WHOIS, SSL, DNS, Security) run automatically when you add a domain. Complete in 5-15 seconds with no manual work required.
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API Access
Programmatic access to all domain data via REST API. Integrate DomainSentry into your existing workflows and tools. (Pro plan)
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Support & Resources

TLD Support
We support all 1,500+ TLDs via RDAP bootstrap registry. See the complete list of supported TLDs and how we route requests to the correct registry.
RDAP vs WHOIS
Learn about the differences between RDAP and WHOIS protocols, and why RDAP provides more accurate expiration data.
Troubleshooting
Common issues and solutions for domain scanning, SSL verification, DNS lookups, and security scans.
Best Practices
Recommended practices for monitoring domain portfolios, setting up alerts, and maintaining domain security.

Need Help?

Can't find what you're looking for? Our support team is here to help.

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