carbone4.com

Scanned URL: https://carbone4.com

📅 Scan completed: October 24, 2026

carbone4.com scored 61/100 overall — average. Its strongest area is SEO (77/100). AI readiness needs the most attention (36/100). The site uses HTTPS. Both a title tag and meta description are present. Page load speed is moderate (1130ms total). 7 technologies detected.
61
out of 100
C
Average
Overall Domain Score
SEO 77  ·  LLM 36  ·  Performance 64 (weighted avg: SEO 40%, LLMO 30%, Perf 30%)
77

🔍 SEO Score

10 / 13 checks passed

36

🤖 LLM Readiness

5 / 14 checks passed

64

⚡ Performance

7 / 11 checks passed

⚡ Quick Wins — Top 5 Issues to Fix
  1. Title Tag — Length: 19 chars (Ideal: 30-60).
  2. Meta Description — Length: 162 chars (Ideal: 50-160).
  3. Image Alt Text — 13 of 24 images missing alt.
  4. Cache Policies — Missing Cache-Control headers.
  5. Structured Data (JSON-LD) — No JSON-LD found.
📝 Extracted Page Tags

These are the core on-page elements search engines read first. A well-crafted title and description directly affect click-through rates from search results, while the H1 and canonical URL help search engines understand page structure and avoid duplicate content.

Title Tag
Accueil | Carbone 4 19 chars — Too short
Meta Description
Cabinet de conseil, Carbone 4 accompagne la transformation des organisations vers la décarbonation, l'adaptation climatique et la préservation de la biodiversité. 162 chars — Too long
H1 Heading
Carbone 4, cabinet de conseil climat : décarbonation, adaptation et biodiversité
Canonical URL
https://carbone4.com/fr
🔍 SEO Audit
B 77/100

Search engine optimisation determines how visible your site is in organic search. These checks cover the technical signals Google and other engines use to crawl, index, and rank your pages. Issues here directly impact how much free traffic your site receives.

❌ Title Tag
Length: 19 chars (Ideal: 30-60).
❌ Meta Description
Length: 162 chars (Ideal: 50-160).
✅ H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
✅ Canonical URL
Canonical URL is set.
✅ Open Graph Tags
Found 6 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
13 of 24 images missing alt.
✅ Sitemap
Sitemap declared.
✅ Heading Hierarchy
H1 and H2 structure detected.
✅ Internal Links
Found 60 internal links.
✅ HSTS Security
HSTS header present.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO (AI & Answer Engine)
F 36/100

AI-powered answer engines like ChatGPT, Perplexity, and Google's AI Overview are increasingly the first touchpoint for users. This section checks whether your content is structured so AI systems can confidently extract, cite, and recommend your site in their responses.

❌ Structured Data (JSON-LD)
No JSON-LD found.
❌ Schema Entities
No schema entities.
❌ FAQ Schema
Missing FAQ schema.
✅ Contextual Summary
Description provides good AI context.
❌ E-E-A-T (Author)
No author meta or schema.
❌ Organisation Schema
Missing Organization schema.
❌ Breadcrumb Schema
Missing BreadcrumbList.
✅ AI Crawler Access
AI agents not blocked.
✅ Language Declaration
Language set to 'fr'.
✅ Semantic Structure
Uses <main> or <article>.
✅ Entity Verification Links
Social/publisher profiles linked.
❌ llms.txt
No llms.txt found at /llms.txt. Adding one helps AI models understand your site's purpose and content.
❌ llms-full.txt
No llms-full.txt found at /llms-full.txt. This extended file provides AI models with deeper content for more accurate citations.
❌ AGENTS.md
No AGENTS.md found at /AGENTS.md. This file tells AI agents how to navigate and interact with your site's content and APIs.
⚡ Performance & Web Vitals
C 64/100

Page speed is a confirmed Google ranking factor and has a direct impact on conversions — even a one-second delay can significantly reduce user engagement. This section measures real network timing and highlights the bottlenecks slowing your site down.

💬 This site loads in 1130ms — fast. Download time is high (1033ms) — reduce HTML payload or enable compression.
Network Waterfall (Total: 1130ms)
  • DNS: 0ms
  • Connect: 0ms
  • TTFB: 97ms
  • Download: 1033ms
✅ Time to First Byte (TTFB)
TTFB: 97ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 114.4KB (Target: < 150KB).
✅ Text Compression
Compression enabled (gzip).
❌ Cache Policies
Missing Cache-Control headers.
❌ CDN Usage
No CDN headers found.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
✅ Native Lazy Loading
Images use loading='lazy'.
❌ Minified Assets
No minified assets linked.
✅ Preload / Preconnect Hints
Resource hints found.
✅ Character Set
UTF-8 declared.
📋 WHOIS Information

WHOIS data shows who owns a domain and when it was registered and expires. Expiring domains lose their search authority and history overnight — many strong domains are lost simply because owners forget to renew. Registrant details also signal trust and legitimacy to search engines.

⚠️ Domain expires in 26 days (2026-11-20). Renew soon to avoid losing it.
Registrar
OVH sas
Registered
2006-11-20
Expires
2026-11-20
Last Updated
2026-03-10
Status
client delete prohibited, client transfer prohibited
Name Servers
dns104.ovh.net, ns104.ovh.net
🔗 DNS Records

DNS records control how the world reaches your domain — they point to your server, configure your email, and enable security features like SPF and DMARC. Misconfigured DNS can cause email deliverability problems, downtime, or make your domain vulnerable to spoofing.

📊 1 A  ·  5 MX  ·  12 TXT  ·  2 NS
TypeValue
A141.94.182.187
MXalt3.aspmx.l.google.com
MXalt2.aspmx.l.google.com
MXaspmx.l.google.com
MXalt1.aspmx.l.google.com
MXalt4.aspmx.l.google.com
TXTapple-domain-verification=cK0PutXieJX2EQrn
TXTMS=ms44820688
TXTgoogle-site-verification=hu-dvQul8MFqWlfQ3bULinU4Kuj9DSzbY78RwpL3kBs
TXTslack-domain-verification=dQLk7L7FypvKZawCWyfPTL1U53RMnmNMSAxVLHyO
TXTcanva-site-verification=1fbUVXg2u_uXlaaucEl1DQ
TXTnordpass-domain-verification=b622661fa3950d36c874050097941c5f88e5e843490ba9963c680b9f2793800e
TXTgoogle-site-verification=UXwQPTPv8c9fmUAUER7yURF_-CX98bo-WsvFBvYo-10
TXTgoogle-site-verification=gZsLAOpbhfeXVnnN_0sEVAoQ4SJ3ugvGbnHyHjYxZEk
TXTjamf-site-verification=t3Fw7bBwdmxcpLRgaNE6oA
TXT5crbb951yg91max58mv80308dh
TXTgoogle-site-verification=k2Rz5CeF9iyyVpQa0o-BuVWvn3iuFyXSChwdrp0lXXo
TXTv=spf1 include:_spf.google.com include:amazonses.com include:spf.protection.outlook.com include:144369814.spf02.hubspotemail.net -all
NSns104.ovh.net
NSdns104.ovh.net
⚙️ Detected Technologies

Understanding what technology stack a site runs on reveals performance characteristics, security exposure, and capabilities. Outdated software is the leading cause of website compromises, while the right tools — analytics, SEO plugins, CDN — are markers of a professionally maintained site.

E-Commerce
Magento
Social & Schema
Open Graph Twitter Cards Schema.org
Page Builder
Divi
Consent Management
Cookie Consent
JavaScript
Next.js
🛡️ Security & Blacklist Check
Some Blocked

Being listed on a blacklist means email providers, browsers, and security tools will block or warn users about your domain. This section checks major DNS-based blacklists used by ISPs and mail servers — being flagged here can silently destroy email deliverability and user trust.

ℹ️ 5 check(s) could not be verified automatically. Use the Verify links to check manually.
ℹ️ Spamhaus DBL Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ SURBL Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
✅ URIBL Verify ↗
Lookup inconclusive — use the Verify link to check manually.
✅ Google Safe Browsing Verify ↗
No warnings found in Google Safe Browsing transparency report.
IP Reputation Checks
ℹ️ Spamhaus ZEN (141.94.182.187) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ SpamCop (141.94.182.187) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ Barracuda (141.94.182.187) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
Sources checked: Spamhaus DBL, SURBL, URIBL, Spamhaus ZEN (IP), SpamCop (IP), Google Safe Browsing (public transparency). DNS-based lookups — no API key required.
🦠 Malware & Reputation Check
Clean

Malware infections and poor reputation scores cause browsers to show red warning screens to visitors and get domains de-indexed by Google. These checks scan your domain against dedicated malware databases and web reputation services to surface any active threats.

✅ Domain appears clean — no malware or reputation flags detected on checked services.
✅ Sucuri SiteCheck Verify ↗
No malware or blacklist entries found.
✅ Norton Safe Web Verify ↗
No threats detected per Norton Safe Web.
✅ URLVoid Verify ↗
No threats detected per URLVoid.
✅ PhishTank Verify ↗
Not found in PhishTank phishing database.
🔗 VirusTotal Verify ↗
Click "Verify" to view the full VirusTotal multi-engine report for this domain.
🔗 Web of Trust (WOT) Verify ↗
Click "Verify" to view community-based reputation scores on Web of Trust.
Services checked: Sucuri SiteCheck, Norton Safe Web, URLVoid, PhishTank. VirusTotal & Web of Trust links provided for manual verification. Active scans use public endpoints — no API keys required.
⭐ Community Rating

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