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Domain report

class40.com

class40.com ranks in the top 0.50% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 5 distinct hosts observed under it.

Explore class40.com in the Web Graph

Connectivity

#666,572harmonic-centrality rank
Top percentile
0.50%
Hosts observed
5

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://class40.com/ answered with HTTP 200.

DNS records

A
  • 5.135.23.164
AAAA
  • 2001:41d0:301::100
MX
  • 50 mx2.mail.ovh.net.
  • 5 mx1.mail.ovh.net.
  • 1 mx0.mail.ovh.net.
  • 100 mx3.mail.ovh.net.
NS
  • ns109.ovh.net.
  • dns109.ovh.net.

Live preview

This is a live, sandboxed embed of class40.com — not a copy. What it shows can change any time the site itself does.

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; charset=UTF-8
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://class40.com/HTTP 301

    → https://www.class40.com/

  2. 2.https://www.class40.com/HTTP 200

Meta tags

Title
Site Officiel Class40 : toutes les courses, skippers et bateaux
Description
Canonical
https://www.class40.com
Robots
Not set
Generator
Not set
Open Graph title
Site Officiel Class40 : toutes les courses, skippers et bateaux
Open Graph description
Open Graph image
https://www.class40.com/media/pages/homepage/7139cf7102-1779088884/mlg_4352-1200x630-crop-44-3-61-1.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Site Officiel Class40 : toutes les courses, skippers et bateaux
Twitter image
https://www.class40.com/media/pages/homepage/7139cf7102-1779088884/mlg_4352-1200x630-crop-44-3-61-1.jpg

robots.txt

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

Sitemap declared:

  • https://www.class40.com/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • PHPother

    X-Powered-By: PHP/8.4

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