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c-ai.dev

c-ai.dev ranks in the top 0.27% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore c-ai.dev in the Web Graph

Connectivity

#360,376harmonic-centrality rank
Top percentile
0.27%
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

200HTTP status

https://c-ai.dev/ answered with HTTP 200.

DNS records

A
  • 104.21.53.125
  • 172.67.212.213
AAAA
  • 2606:4700:3031::6815:357d
  • 2606:4700:3035::ac43:d4d5
MX
  • 72 route1.mx.cloudflare.net.
  • 74 route2.mx.cloudflare.net.
  • 99 route3.mx.cloudflare.net.
NS
  • kobe.ns.cloudflare.com.
  • meiling.ns.cloudflare.com.

Live preview

Screenshot of c-ai.dev

This site sends "X-Frame-Options: DENY", which blocks embedding it here.

Since c-ai.dev 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)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

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
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://c-ai.dev/HTTP 200

Meta tags

Title
Cairn — your AI second brain
Description
Cairn saves the pages, passages and YouTube videos that matter, distills them with your own AI key, and answers questions from what you've actually read — with citations. No account, no server.
Canonical
https://c-ai.dev/
Robots
Not set
Generator
Not set
Open Graph title
Cairn — your AI second brain
Open Graph description
Everything you read — and watch — remembered. Local-first, bring your own key.
Open Graph image
https://c-ai.dev/film-poster.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
0
Disallow rules (other agents)
0

Sitemap declared:

  • https://c-ai.dev/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

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