Domain report
certik.com
certik.com ranks in the top 0.034% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 21 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.034%
- Hosts observed
- 21
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://certik.com/ answered with HTTP 200.
DNS records
- A
- 76.76.21.21
- AAAA
- No records found.
- MX
- 1 aspmx.l.google.com.
- 1 smtp.google.com.
- 10 alt3.aspmx.l.google.com.
- 10 alt4.aspmx.l.google.com.
- 10 feedback-smtp.us-east-1.amazonses.com.
- 5 alt1.aspmx.l.google.com.
- 5 alt2.aspmx.l.google.com.
- NS
- ns-1183.awsdns-19.org.
- ns-1765.awsdns-28.co.uk.
- ns-213.awsdns-26.com.
- ns-924.awsdns-51.net.
Live preview
This is a live, sandboxed embed of certik.com — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html
- Cache-Control
- public, max-age=0, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- frame-src https://app.termly.io https://challenges.cloudflare.com https://*.googletagmanager.com https://bid.g.doubleclick.net https://www.youtube-nocookie.com https://player.vimeo.com; connect-src 'self' https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://*.googletagmanager.com https://*.googlesyndication.com https://www.google.com https://www.google.com.hk https://stats.g.doubleclick.net https://analytics.twitter.com https://*.ads-twitter.com https://t.co https://px.ads.linkedin.com https://*.hubapi.com https://*.hsappstatic.net https://forms.hsforms.com https://hubspot-forms-static-embed.s3.amazonaws.com https://assets.ctfassets.net https://images.ctfassets.net https://*.clarity.ms https://nam.veta.naver.com https://wcs.naver.com https://wcs.nstatic.net https://www.google.com https://www.googleadservices.com https://googleads.g.doubleclick.net; script-src 'self' https://*.googletagmanager.com https://*.google-analytics.com https://*.googlesyndication.com https://www.googleadservices.com https://googleads.g.doubleclick.net https://vercel.live https://va.vercel-scripts.com https://www.google.com https://challenges.cloudflare.com https://js.hs-banner.com https://js.hs-scripts.com https://js.hs-analytics.net https://js.hsadspixel.net https://js.hsforms.net https://*.hubapi.com https://*.hsappstatic.net https://static.ads-twitter.com https://*.clarity.ms https://wcs.pstatic.net 'strict-dynamic' https://www.google.com https://www.googleadservices.com https://googleads.g.doubleclick.net 'nonce-32g9PAtsoBDMIv5kdFTkVA=='
- Strict-Transport-Security
- max-age=63072000
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://certik.com/HTTP 308→ https://certik.com/
- 2.
https://certik.com/HTTP 308→ https://www.certik.com/
- 3.
https://www.certik.com/HTTP 200
Meta tags
- Title
- Largest Blockchain Security Auditor - CertiK
- Description
- CertiK, the largest Web3 security service provider, uses AI and formal verification to protect and monitor smart contracts and protocols, securing the Web3 ecosystem.
- Canonical
- https://www.certik.com/
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Largest Blockchain Security Auditor - CertiK
- Open Graph description
- CertiK, the largest Web3 security service provider, uses AI and formal verification to protect and monitor smart contracts and protocols, securing the Web3 ecosystem.
- Open Graph image
- https://www.certik.com/og-image.png
- Open Graph type
- website
- Twitter card
- summary_large_image
- Twitter title
- Largest Blockchain Security Auditor - CertiK
- Twitter image
- https://www.certik.com/og-image.png
robots.txt
- Disallow rules (User-agent: *)
- 1
- Disallow rules (other agents)
- 2
Sitemap declared:
https://www.certik.com/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Google Analyticsanalytics
Found "googletagmanager.com/gtag/js" in the page's HTML
- Google Tag Manageranalytics
Found "googletagmanager.com/gtm.js" in the page's HTML
- HubSpotanalytics
Found "js.hs-scripts.com" in the page's HTML
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.