# BeaverCheck Audit Report — https://yle.fi

**Date:** April 21, 2026  
**URL:** https://yle.fi  
**Overall Grade:** C (79/100)  
**Report:** https://beavercheck.com/results/c9602201-5f42-4ae8-8857-69501b41f557

## Top Findings

1. **[CRITICAL]** 'unsafe-inline' found in script source — Security > Content Security Policy
2. **[CRITICAL]** 1 link(s) with no accessible text — Accessibility > Link & Button Quality
3. **[CRITICAL]** 8 button(s) with no accessible text — Accessibility > Link & Button Quality
4. **[WARNING]** 29 third-party resources (59% of weight) — Performance > Page Weight Inventory
5. **[WARNING]** Cross-Origin-Embedder-Policy header is missing — Security > Security Headers

---

## Lighthouse Scores

| Category | Score |
|----------|-------|
| Performance | 41 |
| Accessibility | 93 |
| Best Practices | 96 |
| SEO | 100 |

---

## Security

### Security Headers (C — 60/100)

*5 of 10 headers properly configured*

- **[WARNING]** HSTS is missing includeSubDomains — Without includeSubDomains, subdomains can still be accessed over HTTP.
- **[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.
- **[PASS]** Content-Security-Policy is present
- **[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 (C — 60/100)

*5 of 10 CSP checks passed*

- **[INFO]** Raw CSP policy
- **[PASS]** default-src directive is set
- **[CRITICAL]** 'unsafe-inline' found in script source — 'unsafe-inline' allows inline <script> tags, defeating CSP against XSS. Remove it and use nonces or hashes instead.
- **[PASS]** No 'unsafe-eval' in script source
- **[PASS]** No wildcard in script source
- **[PASS]** object-src is set to 'none'
- **[WARNING]** base-uri directive is missing — Without base-uri, attackers can inject a <base> tag to hijack relative URLs. Set it to 'self' or 'none'.
- **[WARNING]** frame-ancestors directive is missing — frame-ancestors controls who can embed your page, preventing clickjacking. Set it to 'self' or 'none'.
- **[WARNING]** form-action directive is missing — form-action restricts where forms can submit data, preventing form hijacking.
- **[PASS]** upgrade-insecure-requests is enabled

### 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 255 days)
- **[PASS]** Certificate chain has 3 certificates
- **[PASS]** Certificate uses modern signature algorithm
- **[PASS]** Certificate covers 2 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 3 external resources have SRI*

- **[WARNING]** External script from analytics-sdk.yle.fi lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from tag-manager.yle.fi lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code.
- **[WARNING]** External script from player-v2.yle.fi 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 — 85/100)

*DMARC: quarantine*

- **[PASS]** DMARC policy is quarantine — good protection

### 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 (B — 73/100)

*1.4 MB transferred, 50 requests*

- **[PASS]** Page weighs 4.4 MB (1.4 MB transferred)
- **[WARNING]** JavaScript is 1.1 MB — consider code splitting or lazy loading — Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
- **[PASS]** 50 HTTP requests
- **[INFO]** Estimated 0.30 g CO2 per page load

### Third-Party Impact (B — 70/100)

*59% third-party, 0 ms blocking*

- **[WARNING]** Third-party code accounts for 59% of page weight (853.3 KiB of 1.4 MiB)
- **[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 (B — 80/100)

*10 images, 0 KB saveable*

- **[WARNING]** https://yle.fi/ukko/assets/build/header-2023/googl... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS.

### JS Execution Cost (F — 20/100)

*5440ms total JS execution*

- **[WARNING]** https://yle.fi/: 2175ms CPU time
- **[WARNING]** https://yle.fi/ukko/assets/build/936.6d2bbdb591d6e...: 1665ms CPU time
- **[WARNING]** Unattributable: 431ms CPU time
- **[WARNING]** https://player-v2.yle.fi/143.8548a9a1553a1277bd33....: 385ms CPU time
- **[WARNING]** https://yle.fi/ukko/assets/build/sp-3c733c89e9dc72...: 305ms CPU time
- **[INFO]** Third-party scripts: 1243ms (23% of total)

### Font Loading (A+ — 100/100)

*2 fonts (114 KB)*

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

### JS Bundles (F — 20/100)

*22 scripts, 569 KB unused*

- **[WARNING]** https://player-v2.yle.fi/143.8548a9a1553a1277bd33....: 251 KB unused (82%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://analytics-sdk.yle.fi/yle-analytics.min.js: 107 KB unused (77%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://yle.fi/ukko/assets/build/936.6d2bbdb591d6e...: 87 KB unused (42%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://player-v2.yle.fi/761.77dd3ec144e0d2e580a9....: 53 KB unused (65%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://yle.fi/ukko/assets/build/32.99c1de605179bf...: 36 KB unused (88%) — Consider code splitting or tree shaking to reduce unused code.
- **[INFO]** Total unused JavaScript: 569 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)

*9 hints, 0 missing preconnects*

- **[PASS]** Page uses 9 resource hint(s)

### Page Weight Inventory (F — 35/100)

*50 resources · 1.4 MB · 569 KB savings available*

- **[WARNING]** Page weight 427 KB over 1MB target
- **[INFO]** ~569 KB of savings available
- **[WARNING]** 29 third-party resources (59% of weight)
- **[INFO]** 2 resources over 200KB

### 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 — 95/100)

*160 links checked, 159 healthy, 1 broken*

- **[WARNING]** 159 of 160 links are healthy
- **[WARNING]** Broken link: https://yle-images.akamaized.net — Found in <link href>. Returns HTTP 400.

### 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.*

- **[INFO]** og:title is short (15 characters) — Ideal length is 25–60 characters for social sharing previews.

### Structured Data (B — 80/100)

*1 JSON-LD block(s) found — some improvements recommended.*

- **[WARNING]** Missing required property "name" for WebSite — The "name" property is required for the WebSite schema type.
- **[WARNING]** Missing required property "url" for WebSite — The "url" property is required for the WebSite schema type.
- **[INFO]** Missing recommended property "description" for WebSite — Adding "description" can improve how search engines display your content.
- **[INFO]** Missing recommended property "potentialAction" for WebSite — Adding "potentialAction" can improve how search engines display your content.

---

## Infrastructure

### DNS Records (A+ — 100/100)

*4 A records, 38 ms lookup*

- **[PASS]** Resolves to 4 IPv4 address(es)
- **[PASS]** Has 8 IPv6 (AAAA) record(s)
- **[PASS]** 4 nameserver(s) configured
- **[PASS]** 5 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: 38 ms

### Redirect Chain (A+ — 100/100)

*No redirects — direct access*

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

### IPv6 Readiness (A+ — 100/100)

*IPv6 reachable (1 ms)*

- **[PASS]** IPv6 is configured and reachable at 2600:9000:215b:d200:18:f677:b7c0:93a1, 2600:9000:215b:2e00:18:f677:b7c0:93a1, 2600:9000:215b:de00:18:f677:b7c0:93a1, 2600:9000:215b:8a00:18:f677:b7c0:93a1, 2600:9000:215b:6c00:18:f677:b7c0:93a1, 2600:9000:215b:ce00:18:f677:b7c0:93a1, 2600:9000:215b:ea00:18:f677:b7c0:93a1, 2600:9000:215b:b800:18:f677:b7c0:93a1

### 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+ — 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)

*yle.fi — 35 years, 9 months old*


---

## 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
- **[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 (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 (C — 55/100)

*5 trackers detected*

- **[INFO]** 5 third-party trackers detected — Found 5 analytics, 0 advertising, 0 marketing, 0 tag manager trackers.
- **[WARNING]** Trackers detected but no cookie policy found — This page loads 5 trackers but no cookie policy was detected. GDPR requires disclosure when using tracking cookies.
- **[WARNING]** Trackers detected but no privacy policy found — Most data protection regulations require a privacy policy when collecting user data via trackers.

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

*0 cookies · 5 trackers · 0 pre-consent*

- **[INFO]** 5 third-party tracker(s) detected on page

---

## Legal

### Legal Page Ecosystem (F — 0/100)

*0 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.
- **[WARNING]** Terms of Service not detected — No link matching common Terms of Service URL patterns or link text was found. Most websites are expected to have a Terms of Service, especially those collecting user data.
- **[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: European TLD detected: .fi. 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 (A — 85/100)

*AWS CloudFront (Miss from cloudfront)*

- **[PASS]** Site is served via AWS CloudFront CDN (edge: LHR86-P2)
- **[INFO]** CDN cache status: Miss from cloudfront

### HTTP Caching (A+ — 95/100)

*max-age=30 (30 seconds)*

- **[PASS]** Cache-Control header is set
- **[PASS]** Effective TTL: 30 seconds (max-age=30)
- **[PASS]** ETag present — enables conditional (304) responses

### Transport Security (A+ — 100/100)

*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.
- **[PASS]** HSTS enabled (preload)
- **[INFO]** HSTS missing includeSubDomains — Without includeSubDomains, HSTS only protects the exact domain.
- **[PASS]** HSTS preload enabled
- **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT)

---

## Accessibility

### Landmark Structure (A — 85/100)

*10 landmarks*

- **[PASS]** <main> landmark present
- **[PASS]** 2 <nav> landmark(s) found
- **[PASS]** All <nav> elements are properly labeled
- **[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 (A+ — 100/100)

*61 headings*

- **[PASS]** Single H1 present

### Alt Text Quality (A+ — 100/100)

*All 20 images OK*

- **[PASS]** 6 decorative image(s) correctly marked
- **[PASS]** 14 image(s) with good alt text

### Form Accessibility (A+ — 100/100)

*All 1 controls labeled*

- **[PASS]** 1 control(s) properly labeled

### Link & Button Quality (C — 67/100)

*9 issue(s) across 175 links and 21 buttons*

- **[CRITICAL]** 1 link(s) with no accessible text — Links without text are announced as raw URLs by screen readers.
- **[WARNING]** 1 link(s) open in new tab without warning — Add '(opens in new tab)' to link text or aria-label.
- **[CRITICAL]** 8 button(s) with no accessible text — Icon-only buttons need an aria-label so screen readers can announce them.
- **[PASS]** 173 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 (C — 65/100)

*4 icon(s) detected*

- **[PASS]** favicon.ico present at site root
- **[PASS]** HTML icon links detected
- **[PASS]** Apple touch icon present
- **[PASS]** SVG favicon detected — scales perfectly to any size

### 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 (B — 80/100)

*Dark mode detected*

- **[PASS]** color-scheme meta tag present — The site declares support for light and dark color schemes via <meta name='color-scheme'>.
- **[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 — 85/100)

*Title: 19 chars*

- **[PASS]** Page title is set
- **[WARNING]** Title is only 19 characters — consider expanding
- **[INFO]** Title and H1 have very different wording — Alignment helps users confirm they've reached the right page.

### Content Depth (C — 65/100)

*989 words, Very Difficult*

- **[PASS]** Page has 989 words of content
- **[INFO]** Text-to-HTML ratio is 2% — Very low ratio suggests heavy framework overhead or boilerplate.
- **[INFO]** Reading level: Very Difficult (grade 27)

### Internal Links (A — 90/100)

*162 internal, 13 external*

- **[PASS]** 162 internal links (93%)
- **[PASS]** 99% of links use descriptive anchor text
- **[INFO]** 162 internal / 13 external links
- **[WARNING]** 1 internal links have no anchor text

### Image SEO (A+ — 100/100)

*20 images, 13 descriptive filenames*

- **[INFO]** 7 image(s) have hash/generic filenames

### Hreflang

*0 hreflang tags*


---

## Sustainability

### CO2 Per Page Load (A — 85/100)

*0.40g CO2 per view*

- **[PASS]** 0.40g CO2 per page view — This page transfers 1.4 MB, producing an estimated 0.40g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.07g, network 0.07g, end-user device 0.26g.
- **[INFO]** At 10,000 monthly views: 48.2 kg CO2/year — With 10,000 page views per month, this page would generate approximately 48.2 kg of CO2 annually — equivalent to charging 6020 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)

*94% cached*

- **[PASS]** 94% reduction on repeat visits — Returning visitors download only 89 KB (vs 1451 KB first visit). 48 of 50 resources are served from browser cache, saving 0.38g CO2 per repeat visit.
- **[INFO]** Repeat visit: 0.02g CO2 (first visit: 0.40g)

### Carbon Budget (A — 85/100)

*30th percentile*

- **[PASS]** 0.40g CO2 — below the sustainability target of 0.50g — Cleaner than an estimated 70% of websites analyzed. This page meets the Web Sustainability Guidelines target.
- **[INFO]** Estimated 30th percentile — Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.

### Transfer Efficiency (C — 60/100)

*61% efficient*

- **[WARNING]** Transfer efficiency: 61% — An estimated 569 KB (39%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 569 KB of unused JavaScript. This wasted data produces 0.16g of unnecessary CO2 per page view.

---

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*Generated by [BeaverCheck](https://beavercheck.com) — https://beavercheck.com/results/c9602201-5f42-4ae8-8857-69501b41f557*