DNSSEC Validator

Validate DNS Security

Validate DNSSEC chain of trust, check DS, DNSKEY, and RRSIG records. Verify domain security and signature validity in real-time.

Enter a domain to validate DNSSEC chain of trust, check DS, DNSKEY, and RRSIG records.

Frequently Asked Questions

Everything you need to know about DNS Flattener

Still have questions?

Contact us at a14a.org and we’ll help you out.

Explore More Tools

DNS Flattener

Resolve CNAME chains and flatten DNS records to final IPs.

DNS Validator

Check for missing glue records, lame delegation, and configuration issues.

DNS Propagation

Check DNS propagation across 40+ global resolvers in real-time.

Subdomain Lookup

Discover subdomains using Certificate Transparency (CT) logs.