# BeaverCheck Audit Report — https://scholar.google.com

**Date:** April 21, 2026  
**URL:** https://scholar.google.com  
**Overall Grade:** C (77/100)  
**Report:** https://beavercheck.com/results/17a879da-a9af-45e8-9e92-9cc0261963ae

## Top Findings

1. **[CRITICAL]** Content-Security-Policy header is missing — Security > Security Headers
2. **[CRITICAL]** HSTS header is missing — Security > Security Headers
3. **[CRITICAL]** No Content-Security-Policy header found — Security > Content Security Policy
4. **[CRITICAL]** 1 control(s) without accessible label — Accessibility > Form Accessibility
5. **[CRITICAL]** 1 image(s) missing alt attribute — Accessibility > Alt Text Quality

---

## Lighthouse Scores

| Category | Score |
|----------|-------|
| Performance | 100 |
| Accessibility | 85 |
| Best Practices | 100 |
| SEO | 85 |

---

## Security

### Security Headers (F — 30/100)

*4 of 10 headers properly configured*

- **[CRITICAL]** HSTS header is missing — Strict-Transport-Security forces browsers to use HTTPS, preventing downgrade attacks. Add the header with a max-age of at least 1 year.
- **[PASS]** X-Content-Type-Options is properly configured
- **[PASS]** X-Frame-Options is properly configured
- **[WARNING]** Referrer-Policy header is missing — Controls how much referrer information is sent with requests. Set to 'strict-origin-when-cross-origin' or stricter.
- **[WARNING]** Permissions-Policy header is missing — Controls which browser features (camera, microphone, geolocation) are allowed. Set it to restrict unused features.
- **[CRITICAL]** Content-Security-Policy header is missing — CSP is the most important header for preventing XSS attacks. See the CSP section for detailed analysis.
- **[WARNING]** Cross-Origin-Opener-Policy header is missing — COOP isolates your browsing context, preventing cross-origin side-channel attacks. Set to 'same-origin'.
- **[WARNING]** Cross-Origin-Embedder-Policy header is missing — COEP prevents loading cross-origin resources without explicit permission. Required for SharedArrayBuffer and high-resolution timers.
- **[PASS]** X-Powered-By header is not present
- **[PASS]** Server header is present without version info

### Content Security Policy (F — 0/100)

*No enforcing CSP policy found*

- **[CRITICAL]** No Content-Security-Policy header found — CSP is the most effective defense against XSS attacks. Add a Content-Security-Policy header to restrict resource loading.

### TLS & Certificates (A+ — 100/100)

*TLS 1.3, 7 checks passed*

- **[PASS]** TLS 1.3 is used
- **[PASS]** Strong cipher suite is used
- **[INFO]** HTTP/2 is not negotiated — HTTP/2 provides multiplexing and header compression for better performance.
- **[PASS]** Certificate is valid (expires in 61 days)
- **[PASS]** Certificate chain has 3 certificates
- **[PASS]** Certificate uses modern signature algorithm
- **[PASS]** Certificate covers 137 domain(s)
- **[PASS]** Certificate is issued by a trusted CA

### Cookie Security (A+ — 100/100)

*2 cookies analyzed, 6 checks passed*

- **[PASS]** Cookie '__Secure-ENID' has the Secure flag
- **[PASS]** Cookie '__Secure-ENID' has the HttpOnly flag
- **[PASS]** Cookie '__Secure-ENID' has SameSite=Lax
- **[PASS]** Cookie 'GSP' has the Secure flag
- **[PASS]** Cookie 'GSP' has the HttpOnly flag
- **[PASS]** Cookie 'GSP' has SameSite=None

---

## Advanced Security

### Subresource Integrity (A+ — 100/100)

*No external resources*

- **[PASS]** No external resources to protect

### JS Library Vulnerabilities (A+ — 100/100)

*No known vulnerabilities*

- **[PASS]** No known JavaScript library vulnerabilities detected

### Information Leakage (A+ — 100/100)

*No exposures*

- **[INFO]** No security.txt found — Consider adding a security.txt at /.well-known/security.txt.
- **[PASS]** No sensitive files exposed

### Email Security (F — 30/100)

*No DMARC*

- **[WARNING]** No DMARC record found — Without DMARC, email receivers have no policy for handling authentication failures.

### Permissions-Policy (D — 40/100)

*No header set*

- **[WARNING]** No Permissions-Policy header — Consider adding a Permissions-Policy header to restrict browser feature access from embedded content.

### CORS Configuration (B — 80/100)

*No CORS headers*

- **[PASS]** No CORS headers present — secure default

---

## Performance

### Page Weight Budget (A+ — 100/100)

*94 KB transferred, 5 requests*

- **[PASS]** Page weighs 190 KB (94 KB transferred)
- **[PASS]** 5 HTTP requests
- **[INFO]** Estimated 0.02 g CO2 per page load

### Third-Party Impact (A+ — 100/100)

*No third-party resources*

- **[PASS]** No third-party resources detected

### Text Compression (A+ — 100/100)

*All text resources are compressed*

- **[PASS]** All text resources are compressed

### Image Optimization (B — 80/100)

*3 images, 0 KB saveable*

- **[WARNING]** https://scholar.google.com/intl/fr/scholar/images/... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.

### JS Execution Cost (A+ — 100/100)

*292ms total JS execution*

- **[INFO]** https://scholar.google.com/: 194ms CPU time
- **[INFO]** Unattributable: 98ms CPU time
- **[INFO]** Third-party scripts: 98ms (34% of total)

### Font Loading (A+ — 100/100)

*No web fonts (system fonts)*

- **[PASS]** No web fonts loaded — system fonts are fastest

### JS Bundles (A+ — 100/100)

*No JavaScript*

- **[PASS]** No JavaScript bundles

### Resource Caching (A+ — 100/100)

*All resources properly cached*

- **[PASS]** No caching issues found

### Critical Rendering Path (A+ — 100/100)

*No render-blocking resources*

- **[PASS]** No render-blocking resources detected

### Resource Hints (A+ — 100/100)

*No optimization needed*

- **[PASS]** No resource hint issues

### Page Weight Inventory (A+ — 100/100)

*5 resources · 94 KB · 0 KB savings available*

- **[PASS]** Within 1MB page-weight target

### Render-Blocking Resources (A+ — 100/100)

*No render-blocking resources detected*

- **[PASS]** No render-blocking resources detected in <head>

### Third-Party Resources (A+ — 100/100)

*No third-party resources detected*


---

## Content Quality

### Links (A — 94/100)

*54 links checked, 51 healthy, 0 broken*

- **[PASS]** 51 of 54 links are healthy
- **[INFO]** Long redirect chain: https://scholar.google.com/citations?hl=fr (3 hops)
- **[INFO]** Long redirect chain: https://scholar.google.com/scholar_alerts?view_... (3 hops)
- **[INFO]** Long redirect chain: https://scholar.google.com/scholar_labs/search?... (3 hops)

### Mixed Content (A+ — 100/100)

*No mixed content detected — all resources use HTTPS.*

- **[PASS]** No mixed content detected — all resources use HTTPS

### Open Graph (F — 0/100)

*No Open Graph tags found — social sharing previews will be generic.*

- **[WARNING]** No Open Graph meta tags found — Without og:title, og:description, and og:image, social media platforms will generate a generic preview when your page is shared.

### Structured Data (C — 40/100)

*No structured data (JSON-LD) found.*

- **[INFO]** No structured data (JSON-LD) found — Adding structured data helps search engines understand your content and can enable rich results.

---

## Infrastructure

### DNS Records (B — 80/100)

*6 A records, 26 ms lookup*

- **[PASS]** Resolves to 6 IPv4 address(es)
- **[INFO]** No IPv6 (AAAA) records
- **[WARNING]** CNAME record at zone apex — A CNAME at the zone apex can break MX and NS records. Use ALIAS/ANAME or A records instead.
- **[INFO]** No NS records found
- **[INFO]** No MX records — email not configured via DNS
- **[INFO]** CAA records not checked — CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
- **[INFO]** No SPF record found in TXT records — SPF helps prevent email spoofing. Add a TXT record starting with 'v=spf1'.
- **[PASS]** DNS resolution time: 26 ms

### Redirect Chain (A+ — 100/100)

*No redirects — direct access*

- **[PASS]** No redirects — direct access

### IPv6 Readiness (C — 60/100)

*No IPv6 support*

- **[INFO]** No IPv6 (AAAA) records found — IPv6 support is increasingly important for global accessibility. About 40% of internet users have IPv6 connectivity.

### Crawlability (B — 80/100)

*robots.txt present, no sitemap*

- **[PASS]** robots.txt is present
- **[INFO]** No sitemap.xml found — A sitemap helps search engines discover and index your pages more efficiently.
- **[INFO]** robots.txt does not reference a sitemap — Add a 'Sitemap:' directive to robots.txt so search engines can discover your sitemap.

### URL Variants (A — 90/100)

*www/non-www, trailing slash, HTTP→HTTPS*

- **[WARNING]** HTTP→HTTPS redirect uses 302 instead of 301

### Domain Intelligence (A+ — 100/100)

*google.com — via MarkMonitor Inc., 29 years old*

- **[PASS]** Domain registered until Sep 14, 2028 (2 years, 5 months remaining)
- **[INFO]** DNSSEC is not enabled — DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it.
- **[PASS]** Registrar: MarkMonitor Inc.
- **[WARNING]** Registrar lock is NOT enabled — The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.

---

## Compliance

### WCAG Compliance (A+ — 100/100)

*No testable criteria*


### Cookie Consent & Privacy (B — 80/100)

*No consent signals detected*

- **[WARNING]** No privacy policy link detected — A privacy policy page is recommended for transparency and may be legally required.
- **[INFO]** No terms of service link detected
- **[INFO]** No cookie consent banner detected
- **[PASS]** 2 cookie(s) set on initial load (functional)
- **[INFO]** This is an automated check, not legal advice — BeaverCheck detects technical indicators of consent management. This does not constitute a legal compliance assessment. Consult a privacy professional for GDPR/CCPA compliance.

### Language & i18n (F — 5/100)

*Missing <html lang>*

- **[WARNING]** <html lang> attribute is missing — The lang attribute on <html> is required for screen readers and WCAG 3.1.1 compliance.
- **[INFO]** No Content-Language HTTP header
- **[PASS]** Language signals are consistent

### Readability & Typography (A+ — 100/100)

*Font sizes and tap targets checked*


### Viewport Configuration (A+ — 100/100)

*Viewport properly configured*

- **[PASS]** Viewport meta tag is present
- **[PASS]** width=device-width is set
- **[PASS]** User zooming is allowed

### Third-Party Trackers (A+ — 100/100)

*No third-party trackers detected*

- **[PASS]** No third-party trackers detected

### Cookie & Tracker Inventory (A+ — 100/100)

*2 cookies · 0 trackers · 0 pre-consent*

- **[INFO]** 1 cookie(s) could not be classified

---

## Legal

### Legal Page Ecosystem (F — 30/100)

*1 of 7 expected legal pages detected*

- **[WARNING]** Privacy Policy not detected — No link matching common Privacy Policy URL patterns or link text was found. Most websites are expected to have a Privacy Policy, especially those collecting user data.
- **[PASS]** Terms of Service detected — Found at //www.google.com/intl/fr/policies/terms/, linked from footer.
- **[INFO]** Cookie Policy not detected — No link matching common Cookie Policy URL patterns or link text was found. Most websites are expected to have a Cookie Policy, especially those collecting user data.
- **[INFO]** Accessibility Statement not detected — No link matching common Accessibility Statement URL patterns or link text was found. Most websites are expected to have a Accessibility Statement, especially those collecting user data.
- **[INFO]** DMCA / Copyright Notice not detected — No link matching common DMCA / Copyright Notice URL patterns or link text was found. Most websites are expected to have a DMCA / Copyright Notice, especially those collecting user data.
- **[INFO]** Refund / Returns Policy not detected — No link matching common Refund / Returns Policy URL patterns or link text was found. Most websites are expected to have a Refund / Returns Policy, especially those collecting user data.
- **[INFO]** Acceptable Use Policy not detected — No link matching common Acceptable Use Policy URL patterns or link text was found. Most websites are expected to have a Acceptable Use Policy, especially those collecting user data.

### Copyright Notice (C — 55/100)

*No copyright notice detected*

- **[INFO]** No copyright notice detected — No copyright notice detected in the page content. While not legally required in most jurisdictions (copyright exists automatically), a notice is standard practice and signals site ownership.

### Regulatory Indicators

*1 regulatory indicator(s) detected*

- **[INFO]** This is a technical scan, not a legal assessment — BeaverCheck detects technical indicators that may suggest regulatory relevance. This is not a compliance audit and should not be relied upon for legal decisions. Consult qualified legal counsel for compliance assessments.
- **[INFO]** GDPR indicators detected (moderate confidence) — Indicators suggesting GDPR may be relevant: Privacy policy page found. EU General Data Protection Regulation — governs collection and processing of personal data of EU residents.

### Third-Party Data Sharing

*0 third-party service(s) detected*

- **[INFO]** Data inventory for transparency purposes — This inventory identifies third-party services that receive data from your site visitors. Under regulations like GDPR (Article 30), maintaining records of data processing activities is commonly considered a best practice. This automated scan provides a starting point — it may not capture all data flows.
- **[INFO]** No recognized third-party data-sharing services detected — This page does not appear to load external tracking, analytics, or advertising scripts.

### Compliance Badges (C — 55/100)

*0 compliance badge(s) detected*

- **[INFO]** No compliance badges detected — No recognized compliance certification badges or seals were found. This is common — many sites do not display compliance badges.

---

## Availability

### CDN & Delivery (D — 50/100)

*No CDN detected*

- **[WARNING]** No CDN detected — A CDN can significantly improve load times for users around the world by caching content at edge nodes closer to them.

### HTTP Caching (B — 70/100)

*private, max-age=0*

- **[PASS]** Cache-Control header is set
- **[INFO]** No ETag or Last-Modified header — Conditional requests (304 Not Modified) are not possible without validators.

### Transport Security (A — 85/100)

*HTTP/3, HSTS, and TLS version analysis*

- **[PASS]** HTTP/3 (QUIC) supported — The server advertises HTTP/3 via Alt-Svc for faster connections on mobile networks.
- **[WARNING]** Missing Strict-Transport-Security header — HSTS tells browsers to only use HTTPS, preventing SSL stripping attacks.
- **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT)

---

## Accessibility

### Landmark Structure (A — 85/100)

*4 landmarks*

- **[PASS]** <main> landmark present
- **[PASS]** 1 <nav> landmark(s) found
- **[WARNING]** Skip navigation link is missing (WCAG 2.4.1) — Add a skip link as the first focusable element so keyboard users can bypass repeated navigation.

### Heading Hierarchy (B — 75/100)

*3 headings*

- **[CRITICAL]** No H1 heading found — Every page should have one H1 that describes the page content.

### Alt Text Quality (A — 90/100)

*1 of 1 images have issues*

- **[CRITICAL]** 1 image(s) missing alt attribute — Images without alt text are invisible to screen readers.

### Form Accessibility (A — 85/100)

*1 of 13 controls have issues*

- **[CRITICAL]** 1 control(s) without accessible label — Form controls need a <label>, aria-label, or aria-labelledby for screen readers.
- **[PASS]** 12 control(s) properly labeled

### Link & Button Quality (B — 80/100)

*2 issue(s) across 65 links and 4 buttons*

- **[CRITICAL]** 2 link(s) with no accessible text — Links without text are announced as raw URLs by screen readers.
- **[PASS]** 63 link(s) with descriptive text

---

## UX

### 404 Error Page (C — 55/100)

*HTTP 404, custom page*

- **[PASS]** Correct 404 status code returned
- **[PASS]** Custom styled 404 page

### Favicon & Branding (F — 30/100)

*2 icon(s) detected*

- **[PASS]** favicon.ico present at site root
- **[PASS]** HTML icon links detected
- **[INFO]** No apple-touch-icon detected — iOS devices use this when users add your site to their home screen. Add <link rel='apple-touch-icon' sizes='180x180' href='/apple-touch-icon.png'>.

### Web Manifest (D — 40/100)

*Not found*

- **[INFO]** No web manifest found — No manifest at standard paths (/manifest.json, /site.webmanifest). A manifest is optional but enables PWA features like home screen installation and standalone display.

### Dark Mode Support (D — 40/100)

*No dark mode signals*

- **[INFO]** No dark mode signals detected — Consider adding CSS with @media (prefers-color-scheme: dark) and <meta name='color-scheme' content='light dark'>.
- **[INFO]** Detection limited to meta tags and inline styles — External CSS files may contain prefers-color-scheme rules not visible to this scan.

### Print Stylesheet (D — 40/100)

*No print styles*

- **[INFO]** No print-specific styles detected — When users print this page, they get the screen layout including navigation and non-essential elements. Add @media print rules to hide navigation and optimize layout for paper.

### Navigation UX (F — 15/100)

*No navigation patterns*

- **[PASS]** 1 navigation landmark(s) detected
- **[INFO]** No breadcrumbs, search, or skip link detected — These navigation aids help users orient themselves and find content efficiently, especially on large sites.

---

## SEO

### Canonical URL (A — 90/100)

*Minor issues*

- **[PASS]** Canonical tag present
- **[WARNING]** Canonical does not match final URL (https://scholar.google.com)
- **[PASS]** Canonical target returns 200

### Meta Tags (A — 90/100)

*Title: 14 chars*

- **[PASS]** Page title is set
- **[WARNING]** Title is only 14 characters — consider expanding

### Content Depth (F — 25/100)

*189 words, Very Difficult*

- **[WARNING]** Page has 189 words — thin content — Most well-ranking pages have 300+ words of substantive content.
- **[INFO]** Text-to-HTML ratio is 1% — Very low ratio suggests heavy framework overhead or boilerplate.
- **[INFO]** Reading level: Very Difficult (grade 19)
- **[WARNING]** Thin content — only 189 words

### Internal Links (A+ — 100/100)

*60 internal, 5 external*

- **[PASS]** 60 internal links (92%)
- **[PASS]** 97% of links use descriptive anchor text
- **[INFO]** 60 internal / 5 external links

### Image SEO (A+ — 95/100)

*1 images, 1 descriptive filenames*

- **[PASS]** All images have descriptive filenames
- **[INFO]** 1 image(s) missing alt text — see Accessibility tab

### Hreflang

*0 hreflang tags*


---

## Sustainability

### CO2 Per Page Load (A+ — 100/100)

*0.02g CO2 per view*

- **[PASS]** 0.02g CO2 per page view — This page transfers 0.1 MB, producing an estimated 0.02g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.00g, network 0.00g, end-user device 0.02g.
- **[INFO]** At 10,000 monthly views: 2.6 kg CO2/year — With 10,000 page views per month, this page would generate approximately 2.6 kg of CO2 annually — equivalent to charging 325 smartphones.
- **[PASS]** Green hosting reduces data center emissions

### Green Hosting (B — 80/100)

*Green (hosting)*

- **[PASS]** Google Cloud uses renewable energy
- **[INFO]** Google Cloud: Verified by the Green Web Foundation
- **[INFO]** Green hosting status based on known provider commitments — Green hosting detection uses a curated database of provider renewable energy commitments. This is not a real-time verification. For authoritative checks, visit thegreenwebfoundation.org.

### Repeat Visit Weight (C — 60/100)

*57% cached*

- **[WARNING]** Only 57% reduction on repeat visits — Returning visitors still download 40 KB — only 57% less than the first visit (93 KB). 1 resources lack proper caching headers. See the Performance tab's HTTP Caching section for specific recommendations.
- **[INFO]** Repeat visit: 0.01g CO2 (first visit: 0.02g)

### Carbon Budget (A+ — 100/100)

*10th percentile*

- **[PASS]** 0.02g CO2 — below the sustainability target of 0.50g — Cleaner than an estimated 90% of websites analyzed. This page meets the Web Sustainability Guidelines target.
- **[INFO]** Estimated 10th percentile — Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.

### Transfer Efficiency (A+ — 100/100)

*100% efficient*

- **[PASS]** Transfer efficiency: 100% — Only 0 KB of potential savings identified. Your page is well-optimized for size.

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*Generated by [BeaverCheck](https://beavercheck.com) — https://beavercheck.com/results/17a879da-a9af-45e8-9e92-9cc0261963ae*
