Domain report
headersec.com
headersec.com ranks in the top 0.19% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.
Connectivity
- Top percentile
- 0.19%
- Hosts observed
- 1
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://headersec.com/ answered with HTTP 200.
DNS records
- A
- 172.67.140.155
- 104.21.73.51
- AAAA
- 2606:4700:3035::6815:4933
- 2606:4700:3031::ac43:8c9b
- MX
- 38 route2.mx.cloudflare.net.
- 40 route1.mx.cloudflare.net.
- 92 route3.mx.cloudflare.net.
- NS
- amit.ns.cloudflare.com.
- val.ns.cloudflare.com.
Live preview
This site's Content-Security-Policy restricts embedding to specific origins ("frame-ancestors 'none'"), which does not include StatsMyWeb.
Since headersec.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.
Domain registration (WHOIS / RDAP)
- Registrar
- Cloudflare, Inc.
- Registered
- 2026-06-16
- Expires
- 2027-06-16
- Last changed
- 2026-06-16
Nameservers: AMIT.NS.CLOUDFLARE.COM, VAL.NS.CLOUDFLARE.COM
Status: client transfer prohibited
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- public, max-age=0, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- default-src 'self'; script-src 'self' 'sha256-1V96AigzsbBEIHDLD/EoFqEKo4xXZ8LBym8jkiRZCzo=' 'sha256-5SGdCqkhWggWoA9Hegf4tENgeHaO+xH+mwKNJcSMffY=' 'sha256-A9BrgB72/f1C5uEKTmQrkZd7ekPLC18pYKZEAfMCKjc=' 'sha256-EJjsVSMORsjlYnIGD6ptsGcWX+Cclxfq3zrLUqbNFz8=' 'sha256-GVLmkzaJ+yl8ki/LL7rTImZgVZqttzS5AKrfir9Ysfc=' 'sha256-GcW6IhBCWAJ+uGayhQzgU+OTmp00OFDoejMzOoUgcd8=' 'sha256-VHcvHVmV/8QJPFj5XK7F79ePH1Snt2rG2h4l/e9gStk=' 'sha256-WlUaJeUTdTfv04/ov4xgzMYATDRhU1LEAm4CbY7yHIk=' 'sha256-hql+QCc9FLPoG61/zYp0w87I48/sk5VFJQDhSrLr/PU=' https://challenges.cloudflare.com https://static.cloudflareinsights.com; connect-src 'self' https://api.headersec.com https://headersec-api.viweb.workers.dev https://challenges.cloudflare.com https://cloudflareinsights.com https://*.cloudflareinsights.com; frame-src https://challenges.cloudflare.com; style-src 'self' 'sha256-3eAQeCzqRZh4hsSC8kz6Gt1nUL7bjUkZtYuvGKmjdJU='; style-src-attr 'unsafe-hashes' 'sha256-S8qMpvofolR8Mpjy4kQvEm7m1q8clzU4dfDH0AmvZjo='; img-src 'self' data: https://cloudflareinsights.com https://*.cloudflareinsights.com; font-src 'self' data:; object-src 'none'; base-uri 'self'; frame-ancestors 'none'; form-action 'self'; upgrade-insecure-requests
- Strict-Transport-Security
- max-age=31536000; includeSubDomains
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- strict-origin-when-cross-origin
- Permissions-Policy
- accelerometer=(), autoplay=(), camera=(), display-capture=(), encrypted-media=(), fullscreen=(self), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), midi=(), payment=(), publickey-credentials-get=(), usb=()
Redirect chain
- 1.
http://headersec.com/HTTP 301→ https://headersec.com/
- 2.
https://headersec.com/HTTP 200
Meta tags
- Title
- HTTP Security Header Scanner | HeaderSec
- Description
- Scan any public URL for HTTP security headers, get a clear score, and see actionable fixes for HSTS, CSP, clickjacking, MIME sniffing, and more.
- Canonical
- https://headersec.com/
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- HTTP Security Header Scanner | HeaderSec
- Open Graph description
- Scan any public URL for HTTP security headers, get a clear score, and see actionable fixes.
- Open Graph image
- https://headersec.com/brand/logo-web.png
- Open Graph type
- website
- Twitter card
- summary_large_image
- Twitter title
- HTTP Security Header Scanner | HeaderSec
- Twitter image
- https://headersec.com/brand/logo-web.png
robots.txt
- Disallow rules (User-agent: *)
- 0
- Disallow rules (other agents)
- 0
Sitemap declared:
https://headersec.com/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.