Tech Stack Detection
Performance Audit
Network-layer performance signals checked from live HTTP responses — no synthetic browser load tests.
Checks included
- First response time (ms)
- HTTP/2 via ALPN negotiation
- HTTP/3 Alt-Svc header advertisement
- IPv6 AAAA record presence
- Redirect chain length
- HTTP → HTTPS redirect detection
- Pages crawled vs sitemap size
- External script count
- Inline JavaScript weight (KB)
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Tech Stack Scan · Instant scan returns in ~5 seconds
TLS · DMARC · DNSSECAI content detectionTech stack fingerprintGEO / llms.txt