# BeaverCheck Audit Report — https://circleci.com

**Date:** April 7, 2026  
**URL:** https://circleci.com  
**Overall Grade:** B (81/100)  
**Report:** https://beavercheck.com/results/10bbc803-c0ad-55c6-c921-2242b1bc548d

## Top Findings

1. **[CRITICAL]** Content-Security-Policy header is missing — Security > Security Headers
2. **[CRITICAL]** No Content-Security-Policy header found — Security > Content Security Policy
3. **[CRITICAL]** 1 link(s) with no accessible text — Accessibility > Link & Button Quality
4. **[CRITICAL]** 2 button(s) with no accessible text — Accessibility > Link & Button Quality
5. **[CRITICAL]** 4 control(s) without accessible label — Accessibility > Form Accessibility

---

## Lighthouse Scores

| Category | Score |
|----------|-------|
| Performance | 55 |
| Accessibility | 94 |
| Best Practices | 96 |
| SEO | 85 |

---

## Security

### Security Headers (D — 50/100)

*5 of 10 headers properly configured*

- **[PASS]** Strict-Transport-Security is properly configured
- **[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 not present

### 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 303 days)
- **[PASS]** Certificate chain has 3 certificates
- **[PASS]** Certificate uses modern signature algorithm
- **[PASS]** Certificate covers 5 domain(s)
- **[PASS]** Certificate is issued by a trusted CA

### Cookie Security (A+ — 100/100)

*No cookies set — no cookie security risks*

- **[PASS]** No cookies set — no cookie security risks

---

## Advanced Security

### Subresource Integrity (F — 20/100)

*0 of 20 external resources have SRI*

- **[WARNING]** External script from consent.cookiebot.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from consent.cookiebot.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External link from fonts.googleapis.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External link from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External link from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from d2qm0z2kzhiwa.cloudfront.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.

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

*No known vulnerabilities*

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

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

*No exposures*

- **[PASS]** security.txt is present — good practice
- **[PASS]** No sensitive files exposed

### Email Security (A+ — 100/100)

*DMARC: reject*

- **[PASS]** DMARC policy is reject — strongest protection

### Permissions-Policy (C — 60/100)

*0 directives, 5 missing*

- **[INFO]** camera not restricted — Consider adding camera=() to block camera access from embedded content.
- **[INFO]** microphone not restricted — Consider adding microphone=() to block microphone access from embedded content.
- **[INFO]** geolocation not restricted — Consider adding geolocation=() to block geolocation access from embedded content.
- **[INFO]** payment not restricted — Consider adding payment=() to block payment access from embedded content.
- **[INFO]** usb not restricted — Consider adding usb=() to block usb access from embedded content.

### CORS Configuration (B — 80/100)

*No CORS headers*

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

---

## Performance

### Page Weight Budget (A+ — 95/100)

*704 KB transferred, 70 requests*

- **[PASS]** Page weighs 2.2 MB (704 KB transferred)
- **[INFO]** 70 HTTP requests
- **[INFO]** Estimated 0.14 g CO2 per page load

### Third-Party Impact (D — 50/100)

*90% third-party, 0 ms blocking*

- **[WARNING]** Third-party code accounts for 90% of page weight (632.6 KiB of 703.9 KiB)
- **[PASS]** Third-party blocking time is low (0 ms)

### Text Compression (A+ — 100/100)

*All text resources are compressed*

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

### Image Optimization (C — 65/100)

*42 images, 0 KB saveable*

- **[WARNING]** https://images.ctfassets.net/il1yandlcjgk/WnWnzSKC... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.
- **[WARNING]** https://images.ctfassets.net/il1yandlcjgk/tFyqwtmJ... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.
- **[WARNING]** https://images.ctfassets.net/il1yandlcjgk/2aE0xBVv... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.
- **[WARNING]** https://images.ctfassets.net/il1yandlcjgk/1X14DUE0... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.
- **[WARNING]** https://images.ctfassets.net/il1yandlcjgk/4yGFwJuI... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.

### JS Execution Cost (D — 40/100)

*2615ms total JS execution*

- **[WARNING]** https://consent.cookiebot.com/uc.js: 845ms CPU time
- **[WARNING]** https://circleci.com/: 843ms CPU time
- **[WARNING]** Unattributable: 542ms CPU time
- **[WARNING]** https://d2qm0z2kzhiwa.cloudfront.net/assets/morph/...: 263ms CPU time
- **[INFO]** https://d2qm0z2kzhiwa.cloudfront.net/assets/node_m...: 122ms CPU time
- **[WARNING]** Third-party scripts: 1772ms (68% of total)

### Font Loading (A+ — 100/100)

*2 fonts (69 KB)*

- **[INFO]** 2 font(s) use font-display: swap (FOUT risk but functional)

### JS Bundles (C — 60/100)

*16 scripts, 157 KB unused*

- **[WARNING]** https://d2qm0z2kzhiwa.cloudfront.net/assets/node_m...: 98 KB unused (81%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://consent.cookiebot.com/a28b71f3-4d2e-4eac-9...: 36 KB unused (36%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://consent.cookiebot.com/uc.js: 23 KB unused (64%) — Consider code splitting or tree shaking to reduce unused code.
- **[INFO]** Total unused JavaScript: 157 KB

### 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)

*2 hints, 0 missing preconnects*

- **[PASS]** Page uses 2 resource hint(s)

### 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 — 90/100)

*170 links checked, 168 healthy, 2 broken*

- **[WARNING]** 168 of 170 links are healthy
- **[WARNING]** Broken link: https://fonts.googleapis.com — Found in <link href>. Returns HTTP 404.
- **[WARNING]** Broken link: https://fonts.gstatic.com — Found in <link href>. Returns HTTP 404.

### Mixed Content (A+ — 100/100)

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

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

### Open Graph (A+ — 100/100)

*Open Graph tags are well configured for social sharing.*


### Structured Data (A+ — 100/100)

*1 JSON-LD block(s) found — structured data is well configured.*


---

## Infrastructure

### DNS Records (A+ — 100/100)

*4 A records, 80 ms lookup*

- **[PASS]** Resolves to 4 IPv4 address(es)
- **[INFO]** No IPv6 (AAAA) records
- **[PASS]** 4 nameserver(s) configured
- **[PASS]** 2 mail exchanger(s) configured
- **[INFO]** CAA records not checked — CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
- **[PASS]** SPF record present in TXT
- **[PASS]** DNS resolution time: 80 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 (A+ — 100/100)

*robots.txt present, sitemap with 210 URLs*

- **[PASS]** robots.txt is present
- **[PASS]** sitemap.xml is present
- **[PASS]** sitemap.xml is valid XML
- **[PASS]** sitemap.xml contains 210 entries
- **[PASS]** robots.txt references sitemap

### URL Variants (A+ — 100/100)

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

- **[PASS]** www/non-www redirect configured correctly (preferred: non-www)
- **[PASS]** HTTP correctly 301-redirects to HTTPS

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

*circleci.com — via Amazon Registrar, Inc., 14 years, 9 months old, hosted on AWS*

- **[PASS]** Domain registered until Sep 1, 2026 (4 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: Amazon Registrar, Inc.
- **[PASS]** Hosting: AWS

---

## Compliance

### WCAG Compliance (A+ — 100/100)

*No testable criteria*


### Cookie Consent & Privacy (A+ — 100/100)

*CookieBot detected, privacy policy found*

- **[PASS]** Privacy policy link found
- **[PASS]** Terms of service link found
- **[PASS]** Consent banner detected (CookieBot)
- **[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 (A — 90/100)

*Lang attribute present*

- **[PASS]** <html lang> attribute is present
- **[PASS]** <html lang> value is valid
- **[INFO]** No Content-Language HTTP header
- **[INFO]** Language signals are inconsistent — The <html lang> attribute and Content-Language header should agree.

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

*Font sizes and tap targets checked*


### Viewport Configuration (C — 60/100)

*Viewport prevents zooming*

- **[PASS]** Viewport meta tag is present
- **[PASS]** width=device-width is set
- **[CRITICAL]** Viewport prevents user zooming — user-scalable=no or maximum-scale < 2 prevents users from zooming. This is a WCAG 1.4.4 (Level AA) failure and an accessibility barrier for users with low vision.

### Third-Party Trackers (A+ — 95/100)

*3 trackers detected*

- **[INFO]** 3 third-party trackers detected — Found 2 analytics, 0 advertising, 0 marketing, 1 tag manager trackers.

---

## Legal

### Legal Page Ecosystem (B — 75/100)

*3 of 7 expected legal pages detected*

- **[PASS]** Privacy Policy detected — Found at https://circleci.com/privacy/.
- **[PASS]** Terms of Service detected — Found at https://circleci.com/legal/cookie-policy/#current.
- **[PASS]** Cookie Policy detected — Found at https://circleci.com/legal/cookie-policy/, linked from footer.
- **[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 (A+ — 100/100)

*© 2026 Circle Internet Services*

- **[PASS]** Copyright notice is up to date — Copyright notice is up to date: © 2026 Circle Internet Services
- **[PASS]** Copyright holder: Circle Internet Services

### 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 (strong confidence) — Indicators suggesting GDPR may be relevant: Consent management platform detected: cookiebot.com; 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 (B — 70/100)

*1 compliance badge(s) detected*

- **[PASS]** TRUSTe / TrustArc badge detected — Found via body text: 'truste'. Note: the presence of a badge does not verify the certification is current or valid.

---

## Availability

### CDN & Delivery (A — 85/100)

*AWS CloudFront (Miss from cloudfront)*

- **[PASS]** Site is served via AWS CloudFront CDN (edge: SFO53-P2)
- **[INFO]** CDN cache status: Miss from cloudfront

### HTTP Caching (A+ — 100/100)

*max-age=10 (10 seconds)*

- **[PASS]** Cache-Control header is set
- **[PASS]** Effective TTL: 10 seconds (max-age=10)
- **[PASS]** ETag present — enables conditional (304) responses
- **[PASS]** Last-Modified header present

### Transport Security (A — 90/100)

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

- **[INFO]** HTTP/3 (QUIC) not advertised — HTTP/3 eliminates head-of-line blocking. If your CDN supports it, consider enabling it.
- **[PASS]** HSTS enabled (includeSubDomains, preload)
- **[PASS]** HSTS preload enabled
- **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT)

---

## Accessibility

### Landmark Structure (B — 70/100)

*4 landmarks*

- **[PASS]** <main> landmark present
- **[PASS]** 2 <nav> landmark(s) found
- **[WARNING]** 2 of 2 <nav> elements are unlabeled — Multiple navigations need aria-label to distinguish them for screen readers.
- **[INFO]** No banner (header) landmark
- **[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 (C — 55/100)

*59 headings, 2 skip(s)*

- **[WARNING]** Multiple H1 headings (2 found) — A page should have only one H1. Multiple H1s dilute the document outline.
- **[WARNING]** Heading level skipped: H1 → H3 (missing H2) — Skipping heading levels breaks the document outline. Screen readers may interpret missing levels as structural errors.
- **[WARNING]** Heading level skipped: H2 → H6 (missing H3) — Skipping heading levels breaks the document outline. Screen readers may interpret missing levels as structural errors.
- **[WARNING]** 1 empty heading(s) — Empty headings appear in the document outline but provide no information.

### Alt Text Quality (A+ — 100/100)

*All 45 images OK*

- **[PASS]** 44 decorative image(s) correctly marked
- **[PASS]** 1 image(s) with good alt text

### Form Accessibility (C — 55/100)

*4 of 5 controls have issues*

- **[CRITICAL]** 4 control(s) without accessible label — Form controls need a <label>, aria-label, or aria-labelledby for screen readers.
- **[PASS]** 1 control(s) properly labeled

### Link & Button Quality (F — 38/100)

*9 issue(s) across 237 links and 45 buttons*

- **[CRITICAL]** 1 link(s) with no accessible text — Links without text are announced as raw URLs by screen readers.
- **[WARNING]** 6 link(s) with generic text — Generic link text like 'click here' doesn't describe the destination.
- **[WARNING]** 10 link(s) open in new tab without warning — Add '(opens in new tab)' to link text or aria-label.
- **[CRITICAL]** 2 button(s) with no accessible text
- **[PASS]** 220 link(s) with descriptive text

---

## UX

### 404 Error Page (B — 80/100)

*HTTP 404, custom page*

- **[PASS]** Correct 404 status code returned
- **[PASS]** Custom styled 404 page
- **[PASS]** Navigation links present on 404 page
- **[PASS]** Homepage link present on 404 page

### Favicon & Branding (B — 80/100)

*10 icon(s) detected*

- **[PASS]** favicon.ico present at site root
- **[PASS]** HTML icon links detected
- **[PASS]** Apple touch icon present
- **[PASS]** Multiple icon sizes detected

### Web Manifest (A+ — 95/100)

*PWA-ready*

- **[PASS]** Meets PWA install criteria
- **[PASS]** Name present: CircleCI
- **[PASS]** 192x192 icon present
- **[PASS]** 512x512 icon present
- **[PASS]** Display mode: standalone

### Dark Mode Support (D — 45/100)

*Theme color only*

- **[INFO]** Theme-color present but no dark variant — A theme-color is set but no dark-specific variant was found. The browser toolbar may not adapt for dark mode users.
- **[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]** 2 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+ — 100/100)

*Properly configured*

- **[PASS]** Canonical tag present
- **[PASS]** Canonical is self-referencing
- **[PASS]** Canonical matches final URL after redirects
- **[PASS]** Canonical target returns 200

### Meta Tags (A+ — 95/100)

*Title optimized*

- **[PASS]** Page title is set
- **[PASS]** Title length (47 chars) is optimal
- **[INFO]** Title and H1 have very different wording — Alignment helps users confirm they've reached the right page.

### Content Depth (A — 85/100)

*2796 words, Very Difficult*

- **[PASS]** Page has 2796 words — good depth for search engines
- **[INFO]** Text-to-HTML ratio is 4% — Very low ratio suggests heavy framework overhead or boilerplate.
- **[INFO]** Reading level: Very Difficult (grade 19)

### Internal Links (A — 85/100)

*205 internal, 32 external*

- **[PASS]** 205 internal links (86%)
- **[PASS]** 97% of links use descriptive anchor text
- **[INFO]** Page has 237 links — consider reducing
- **[INFO]** 205 internal / 32 external links
- **[WARNING]** 6 internal links use generic anchor text

### Image SEO (A+ — 100/100)

*45 images, 43 descriptive filenames*

- **[INFO]** 2 image(s) have hash/generic filenames

### Hreflang

*0 hreflang tags*


---

## Sustainability

### CO2 Per Page Load (A+ — 100/100)

*0.19g CO2 per view*

- **[PASS]** 0.19g CO2 per page view — This page transfers 0.7 MB, producing an estimated 0.19g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.04g, network 0.03g, end-user device 0.12g.
- **[INFO]** At 10,000 monthly views: 23.4 kg CO2/year — With 10,000 page views per month, this page would generate approximately 23.4 kg of CO2 annually — equivalent to charging 2920 smartphones.

### Green Hosting (D — 40/100)

*Not green*

- **[INFO]** No confirmed renewable energy commitment detected — Consider providers like Cloudflare, Google Cloud, or Vercel that match 100% of their energy use with renewables.
- **[INFO]** AWS: Renewable energy varies by region; committed to 100% by 2025
- **[INFO]** AWS CloudFront: Renewable varies by edge location
- **[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 (A+ — 100/100)

*90% cached*

- **[PASS]** 90% reduction on repeat visits — Returning visitors download only 70 KB (vs 703 KB first visit). 68 of 70 resources are served from browser cache, saving 0.18g CO2 per repeat visit.
- **[INFO]** Repeat visit: 0.02g CO2 (first visit: 0.19g)

### Carbon Budget (A+ — 100/100)

*10th percentile*

- **[PASS]** 0.19g 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 (B — 80/100)

*78% efficient*

- **[INFO]** Transfer efficiency: 78% — An estimated 156 KB (22%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 156 KB of unused JavaScript. This wasted data produces 0.04g of unnecessary CO2 per page view.

---

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*Generated by [BeaverCheck](https://beavercheck.com) — https://beavercheck.com/results/10bbc803-c0ad-55c6-c921-2242b1bc548d*