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ceresolux.fr

HTTPS HTTP/1.1 HSTS Gzip Crawled in 37,915ms · June 27, 2026 14:38 UTC

ceresolux.fr Website Overview & Technology Report

🤖 AI Summary
We performed a comprehensive analysis of ceresolux.fr on 2026-06-27. The website returned an HTTP 200 status code with a server response time of 5065ms. The page is served over HTTP/1.1 protocol with Gzip compression enabled, achieving approximately 60.0% size reduction. The total page weight is 34 KB. Warning: The website does not have a valid SSL certificate. Visitors may see security warnings in their browser, and data transmitted to and from this website is not encrypted. The security headers analysis reveals a score of 80/100 (good). The following security headers are properly configured: Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy. However, the site is missing Content-Security-Policy, which could expose the site and its users to cross-site scripting (XSS), clickjacking, and other web-based attacks. Our technology detection scan identified 4 technologies across 4 categories powering ceresolux.fr. The detected stack includes Bootstrap, Vite, Matomo, and jQuery. Based on our comprehensive analysis of domain age, SSL configuration, email authentication, security headers, and blacklist status, ceresolux.fr receives an overall trust score of 75/100, classified as "Likely Safe".
75
/ 100
Trust Score
80
/ 100
Security Headers
HTTP Response
Status200 OK
Response Time5065ms
ProtocolHTTP/1.1
Page Size34 KB
CompressionGzip
Compression Savings~60.0%
CDNNo
Server
Total Requests52
3rd Party Domains0
Redirect4 hop(s)
Detected Technologies (4)
🎨 Bootstrap 🔨 Vite 📊 Matomo 📦 jQuery
Security Headers
Content-Security-Policy
Not set
Strict-Transport-Security (HSTS)
Set ✓
X-Frame-Options
Set ✓
X-Content-Type-Options
Set ✓
Referrer-Policy
Set ✓
Permissions-Policy
Set ✓
SSL Certificate
IssuerLet's Encrypt
Issuer FullcountryName=US, organizationName=Let's Encrypt, commonName=YR1
SubjectcommonName=www.ceresolux.fr
Type
TLS VersionTLS 1.2
Cipher SuiteECDHE-RSA-AES256-GCM-SHA384
Algorithm
Issued
Expires— (? days)
SANs

ceresolux.fr Trust Score & Safety Analysis

🤖 AI Summary
After conducting a thorough safety and legitimacy analysis, ceresolux.fr receives a trust score of 75/100, which places it in the "Likely Safe" category. This score is calculated by evaluating multiple factors including SSL certificate validity, domain registration history, email authentication protocols, security header configuration, and blacklist status across major threat intelligence databases. The analysis identified several positive trust signals: a valid HTTPS connection protecting data in transit, HSTS (HTTP Strict Transport Security) enforcement preventing protocol downgrade attacks, SPF (Sender Policy Framework) email authentication preventing email spoofing, DMARC email authentication with a quarantine policy, and DKIM (DomainKeys Identified Mail) providing cryptographic email verification. Areas of concern include: the absence of a Content-Security-Policy header, which leaves the site more vulnerable to cross-site scripting (XSS) attacks, the domain's WHOIS information is hidden behind a privacy service, making it harder to verify the owner's identity, and DNSSEC is not enabled, leaving DNS queries vulnerable to spoofing attacks. While these issues don't necessarily indicate malicious intent, they represent areas where the website's security posture could be improved. We checked ceresolux.fr against 8 major blacklist databases including Google Safe Browsing, Phishtank, Urlhaus, Openphish, Dnsfilter, Spamhaus Dbl, Surbl, and Virustotal. The domain passed all 8 checks with a clean status, meaning it has not been flagged for phishing, malware distribution, spam, or other malicious activities by any of the tested threat intelligence providers.
75
/ 100
Likely Safe
Trust Signals
Valid HTTPS
HSTS enabled
SPF configured
DMARC configured (p=quarantine)
DKIM configured
⚠️ DNSSEC not enabled
⚠️ Missing Content-Security-Policy
Blacklist Checks (8/8 clean)
Google Safe Browsing clean
Phishtank clean
Urlhaus clean
Openphish clean
Dnsfilter clean
Spamhaus Dbl clean
Surbl clean
Virustotal clean

ceresolux.fr Technology Stack & Detected Technologies

🤖 AI Summary
Our technology detection engine scanned ceresolux.fr and identified 4 distinct technologies across 4 categories. This analysis is performed by examining HTTP response headers, HTML source code patterns, JavaScript library fingerprints, CSS framework signatures, and DNS records. CSS Framework: Bootstrap — provides the styling and responsive layout system for ceresolux.fr. Build Tool: Vite — bundles and optimizes the JavaScript and CSS assets for ceresolux.fr. Analytics: Matomo — tracks visitor behavior and provides traffic insights for ceresolux.fr. JavaScript Library: jQuery — provides utility functions and DOM manipulation for ceresolux.fr.
CSS Framework
🎨 Bootstrap(95%)
Build Tool
🔨 Vite(95%)
Analytics
📊 Matomo(95%)
JavaScript Library
📦 jQuery(95%)

ceresolux.fr Performance, Speed & Core Web Vitals

🤖 AI Summary
ceresolux.fr delivers its homepage in 5065ms (server response time), which is considered slow by industry standards. The total page weight is 34 KB, and we detected 52 resource requests loading assets from 0 third-party domains. A high number of third-party domains can significantly impact page load time due to additional DNS lookups and TLS handshakes required for each domain. The website uses Gzip compression for text-based assets, achieving an estimated 60.0% reduction in transfer size. This reduces bandwidth usage and improves page load times, especially for visitors on slower connections. Asset minification status: 0 out of 15 CSS files and 4 out of 22 JavaScript files are minified. Minifying the remaining 33 unminified file(s) could further reduce page weight by 10-30% for those assets. Minification is a best practice that reduces download sizes without affecting functionality. From an environmental perspective, each page view of ceresolux.fr produces approximately 0.02g of CO₂, earning a carbon rating of A. This places the website among the cleanest on the web, demonstrating efficient use of server resources and optimized content delivery. For reference, the average web page produces about 0.5g of CO₂ per page view. The page weight of 34 KB is the primary factor in this calculation. Core Web Vitals data from the Chrome User Experience Report (CrUX) is not available for ceresolux.fr. This typically means the site doesn't have enough real-world Chrome user traffic to generate statistically significant field data, or the domain is not included in the CrUX dataset. Core Web Vitals (LCP, INP, CLS) are important Google ranking factors that measure real user experience.
Core Web Vitals data not available
Requires CrUX API key configuration
Carbon Footprint
CO₂ per page view0.02g
RatingA
Page Weight & Optimization
HTML Size34 KB
CompressionGzip
Compression Savings~60.0%
CDNNo
Total Requests52
3rd Party Domains0
CSS Minified0/15
JS Minified4/22

ceresolux.fr DNS Records, Email Authentication & Domain Registration

🤖 AI Summary
ceresolux.fr resolves to the IPv4 address 46.105.36.21, but does not support IPv6. IPv6 adoption is increasingly important as IPv4 address space becomes exhausted, and some ISPs and regions are transitioning to IPv6-only connectivity. The domain has 1 A record(s) configured. The domain name system is managed by 3 name servers: ns-244-a.gandi.net, ns-31-c.gandi.net, and ns-55-b.gandi.net. Having 3 name servers provides good redundancy — if one fails, the others can continue serving DNS queries. The choice of name servers often indicates the DNS hosting provider or CDN service being used. Email for ceresolux.fr is handled by gandi.net with 2 MX records configured: spool.mail.gandi.net and fb.mail.gandi.net. Multiple MX records provide failover redundancy — if the primary mail server is unavailable, email will be routed to the next available server. SPF (Sender Policy Framework) is configured, which specifies which mail servers are authorized to send email on behalf of this domain. This helps prevent email spoofing and improves email deliverability. DMARC (Domain-based Message Authentication, Reporting and Conformance) is configured with a quarantine policy — a moderate setting, directing unauthorized emails to spam/junk folders. DKIM (DomainKeys Identified Mail) is configured, adding a cryptographic signature to outgoing emails that receiving servers can verify to confirm the email hasn't been tampered with in transit. DNSSEC is not enabled for ceresolux.fr. While not critical for most websites, DNSSEC adds an important security layer by ensuring DNS responses haven't been tampered with during transit. Enabling DNSSEC is recommended for domains handling sensitive data or financial transactions. Our subdomain enumeration scan discovered 3 active subdomains for ceresolux.fr: smtp.ceresolux.fr, webmail.ceresolux.fr, and www.ceresolux.fr. Active subdomains can reveal the organization's infrastructure, including development environments, API endpoints, and third-party service integrations.
DNS Records
A
46.105.36.21
NS
ns-244-a.gandi.net
ns-31-c.gandi.net
ns-55-b.gandi.net
MX
spool.mail.gandi.net
fb.mail.gandi.net
Email & Authentication
SPF
DMARC p=quarantine
DKIM
DNSSEC
MX Providergandi.net
Registrar
Organisation
Country
Contact
Registered
Expires
Domain Age
IPv6 SupportNo
Subdomains (3 found)
smtp.ceresolux.fr webmail.ceresolux.fr www.ceresolux.fr

ceresolux.fr Page Content, Images & Accessibility

🤖 AI Summary
The homepage of ceresolux.fr contains 919 words of visible text content. This is a moderate amount of content. The page is structured with 0 H2 headings, 3 H3 headings, 1 H4 headings. The page includes 1 image. All images have proper alt text attributes ✓, which is excellent for both accessibility (screen readers) and SEO (search engines can understand image content). The link structure consists of 6 internal links pointing to other pages on the same domain and 0 external links pointing to third-party websites. There are 22 external JavaScript files, 15 CSS stylesheets, and 0 iframes on the page. The site implements the following web standards and features: Progressive Web App (PWA) manifest (enabling app-like installation). Notable missing features: XML Sitemap, robots.txt, and Schema.org structured data. Adding these could improve search engine discoverability and rich result eligibility.
919
Words
1
Images
100%
Alt Text Score
34
Page Size (KB)
Content Structure
H1Identification
H2 Tags0
H3 Tags3
H4 Tags1
H5 Tags0
H6 Tags0
Internal Links6
External Links0
Assets & Features
JavaScript Files22
JS Minified4/22
CSS Files15
CSS Minified0/15
Iframes0
Images1
Missing Alt0
SitemapNo
Robots.txtNo
PWAYes ✓
AMPNo
RSS FeedNo

ceresolux.fr SEO Analysis, Meta Tags & Open Graph

🤖 AI Summary
The title tag for ceresolux.fr is good at 27 characters: "CE RESOLUX - Identification". The length is acceptable, though it may be slightly truncated in some search result displays. No meta description is configured for ceresolux.fr. This is a critical SEO oversight — without a meta description, Google will auto-generate a snippet from page content, which may not accurately represent the page or entice users to click. Adding a unique, compelling meta description of 120-155 characters is strongly recommended. A favicon is configured. No Open Graph tags are configured. When someone shares a link to ceresolux.fr on social media, the platform will have to guess the title, description, and image — often producing unattractive or inaccurate previews. Adding OG tags is essential for social media marketing.
Google SERP Preview
CE RESOLUX - Identification
https://ceresolux.fr
Meta Tags
TitleCE RESOLUX - Identification...
Title Length27 chars
Meta Desc Length0 chars
H1Identification
Language
Canonical
Meta Robotsnot set
Meta Keywordsnot set
Schema.org & Social
Schema Types
OG Type
OG ImageNot set
Twitter Card
FaviconSet ✓