Tools
Focused diagnostics for domain investigations.
Use a tool for one narrow check. Return to Pulse when a target needs its full evidence.
Tool directory
12 tools in 4 categories.
DNS & delegation
3 tools · Overview- DNS propagation
Compare resolver answers, DNSSEC visibility, latency, and drift.
- DNSSEC check
Inspect DS and DNSKEY relationships for signed delegations.
- Nameserver validator
Validate authority, NS consistency, DNSSEC, and diversity.
Email & deliverability
3 tools · Overview- Email authentication
Check SPF, DKIM, DMARC, and transport-security records, then build safer policies.
- Mail server test
Capture SMTP greetings, EHLO features, and STARTTLS behavior.
- Raw email header analyzer
Reconstruct the delivery path and inspect SPF/DKIM/DMARC/ARC and spam-filter evidence from raw headers.
Web & HTTP
2 tools · Overview- Web audit
Inspect HTTP, TLS, redirects, headers, and technologies.
Requires web audit permission
- Web performance
Measure Core Web Vitals, Lighthouse lab metrics, and prioritized optimization findings.
Requires web performance permission
SSL & certificates
4 tools · Overview- Certificate decoder
Review a certificate's subject, issuer, validity, extensions, and fingerprint.
- CSR decoder
Inspect a certificate signing request's subject, SAN entries, and key.
- CSR & key creator
Generate an RSA private key and matching CSR in your browser.
- Certificate & key match check
Confirm a certificate and private key belong together, in your browser.