🌐 w3c.fr 200 🔒 SSL Valid
Checked: just now 🔗 Visit site
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Also reached via: w3.fr
HTTP Status ?A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires ?When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 165d
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 834d
Hosting ?The company and location where this website's server is physically located.Read more →
Unknown
Security ?Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
1/3
IP Address ?The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
217.70.184.55
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 2
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📝 CMS
WordPress
🖥️ Web Server
Apache 2.4.69
🧩 CMS Details WordPress
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🎨 Theme W3c (w3c)
📸 Screenshot Processing...
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⏳

Screenshot is being captured...

🌐 DNS Records ?DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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A (IPv4)217.70.184.55
NSns-109-a.gandi.netns-194-c.gandi.netns-162-b.gandi.net
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarGANDI
Registered2006-02-03
Expires2029-02-03 (in 834 days)
Last Updated2025-12-05
Statusclient transfer prohibited
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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Subject (CN)w3c.fr
IssuerGandi SAS
Valid From2026-09-20
Valid Until2027-04-06 (165 days left)
SANs (1)w3c.fr
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status200
ServerApache/2.4.69 (Debian)
Content-Typetext/html
Final URLhttps://www.w3c.fr/
strict-transport-securitymax-age=15768000
Security headers ?HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
HSTS
Content-Security-Policy
X-Frame-Options
🏠 Hosting ?Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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IP Address217.70.184.55
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score F (2/7)
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Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
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No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
Sitemap Not found
🔗 Social & Meta Tags Missing
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TitleW3C - Bureau France | Construire le Web de demain
Languagefr-FR
📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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SPFNot set
DMARCNot set
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 16 active 5 for sale 2 available
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.com ●
.net ●
.org ●
.info taken
.io ●
.co ●
.dev Available
.app ●
.me taken
.biz ●
.eu ●
.xyz taken
.fi ●
.se ●
.de taken
.uk ●
.fr current
.nl taken
.es ●
.it ●
.us ●
.ca ●
.com.au Available
.co.uk ●
📡 Uptime Monitor
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Not checked yet — data will appear after the first monitoring run.