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Changes

https://bestbuy.com
Compared to previous audit · 7 weeks ago View previous audit
21
New issues
13
Resolved
23
score changes
CategoryPreviousCurrentChange
CompositeC (71)C (79) +8.000
PerformanceC (79)B (81) +2.000
SecurityD (66)B (82) +16.000
AccessibilityF (46)C (73) +27.000
SEOB (82)B (87) +5.000
InfrastructureB (88)B (89) +1.000
ComplianceC (73)D (63) -10.000
ContentD (60)D (65) +5.000
SustainabilityC (76)C (78) +2.000
MetricPreviousCurrentChange
Performance 60005100 -900
Accessibility 85008500—
Best Practices 92009200—
SEO 83008300—
PWA 00—
Desktop Performance 81007700 -400
Desktop Accessibility 85008500—
Desktop Best Practices 92009200—
Desktop SEO 83008300—
FCP 1.84 s2.21 s +366 ms
LCP 2.00 s3.31 s +1.31 s
TBT 2.35 s2.67 s +316 ms
CLS 0.0290.020 -0.010
Desktop FCP 746 ms576 ms -169 ms
Desktop LCP 786 ms576 ms -209 ms
Desktop TBT 232 ms302 ms +70 ms
Desktop CLS 0.0140.014—
TTFB †92 ms163 ms +71 ms
DNS †28 ms29 ms +1 ms
TLS †22 ms54 ms +33 ms
Connect †18 ms24 ms +6 ms
Total †92 ms163 ms +71 ms

† Timing metrics may vary by worker location and do not necessarily indicate site changes.

Projected vs. Actual

Previous
C 71
Projected
A 92
Actual
C 79
Fell short of projection
13 issues resolved since last audit
61 issues remaining
Resolving remaining issues could reach A+

Estimate — actual results may vary

WARNING <iframe> missing title attribute (src="https://www.bestbuy.com/~assets/bby/_com/analytics-dotcom/sandbox-index-21.42.2…") accessibility
WARNING JavaScript is 785 KB — consider code splitting or lazy loading performance
WARNING Third-party code accounts for 100% of page weight (888.3 KiB of 888.4 KiB) performance
WARNING https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/Lm1Ep...: 30 KB unused (21%) performance
WARNING https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/QY1Ep...: 2012ms CPU time performance
WARNING All 3 images use legacy formats (JPEG/PNG/GIF) content
WARNING Transfer efficiency: 64% sustainability
WARNING https://assets.bbystatic.com/analytics-dotcom/anal...: 297ms CPU time performance
WARNING Unattributable: 1128ms CPU time performance
WARNING Total JS execution time is 6.7 s -- over the 3.5s budget performance
WARNING Permissions-Policy header not set -- features default to allow-on-same-origin security
WARNING https://www.bestbuy.com/: 301ms CPU time performance
WARNING 5 render-blocking <script src> tag(s) without async/defer performance
WARNING https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/QY1Ep...: 36 KB unused (21%) performance
WARNING Trackers detected but no privacy policy found compliance
WARNING 12 images missing explicit width/height content
WARNING SRI adoption: 0/6 third-party resources protected (0%) security
WARNING 3 images missing alt text content
WARNING https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/Lm1Ep...: 2672ms CPU time performance
WARNING Third-party scripts: 5556ms (83% of total) performance
WARNING Trackers detected but no cookie policy found compliance
WARNING Transfer efficiency: 70% sustainability
WARNING https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/Oh7JNXY...: 1688ms CPU time performance
WARNING https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 1453ms CPU time performance
WARNING JavaScript is 966 KB — consider code splitting or lazy loading performance
WARNING No meta description tag found seo
WARNING https://assets.bbystatic.com/analytics-dotcom/anal...: 344ms CPU time performance
WARNING Third-party scripts: 4976ms (81% of total) performance
WARNING Page weight 1.0 MB exceeds 1 MB target by 45 KB performance
WARNING Unattributable: 1176ms CPU time performance
WARNING https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/Oh7JNXY...: 37 KB unused (21%) performance
WARNING Third-party code accounts for 100% of page weight (1.0 MiB of 1.0 MiB) performance
WARNING https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 1040ms CPU time performance
WARNING https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 33 KB unused (20%) performance
CRITICAL No <main> landmark found accessibility
CRITICAL Broken link: https://www.bestbuy.com/?intl=nosplash content
CRITICAL No Content-Security-Policy header found security
CRITICAL 3 image(s) missing alt attribute accessibility
CRITICAL 3 image-in-link without alt text accessibility
CRITICAL Content-Security-Policy header is missing security
CRITICAL Broken link: https://www.bestbuy.com/site/help-topics/international-or... content
CRITICAL 8 of 16 links are healthy content
WARNING No privacy policy link detected compliance
WARNING Cross-Origin-Embedder-Policy header is missing security
WARNING Registrar lock is NOT enabled infrastructure
WARNING Referrer-Policy header is missing security
WARNING Broken link: https://www.bestbuy.com/~assets/bby/_com/analytics-dotcom... content
WARNING HSTS is missing includeSubDomains security
WARNING External script from www.bestbuy.com lacks integrity attribute security
WARNING Thin content — only 112 words seo
WARNING Broken link: https://www.bestbuy.com/~assets/bby/_com/header-footer/im... content
WARNING https://www.bestbuy.com/~assets/bby/_intl/landing_... is missing width/height — may cause layout shift performance
WARNING No accessibility statement detected compliance
WARNING Privacy Policy not detected compliance
WARNING Broken link: https://www.bestbuy.com/~assets/bby/_intl/landing_page/im... content
WARNING External link from www.bestbuy.com lacks integrity attribute security
WARNING No Permissions-Policy header security
WARNING No canonical tag found seo
WARNING GDPR Article 13 disclosure coverage: 0 / 8 categories compliance
WARNING External script from assets.bbystatic.com lacks integrity attribute security
WARNING Page has 112 words — thin content seo
WARNING X-Content-Type-Options header is missing security
WARNING Permissions-Policy header is missing security
WARNING https://www.bestbuy.com/~assets/bby/_com/cacheable...: 117 KB unused (74%) performance
WARNING No Open Graph meta tags found content
WARNING Multiple H1 headings (3 found) accessibility
WARNING No <nav> landmark found accessibility
WARNING Skip navigation link is missing (WCAG 2.4.1) accessibility
WARNING Heading level skipped: H1 → H4 (missing H2) accessibility
WARNING Cross-Origin-Opener-Policy header is missing security
WARNING https://assets.bbystatic.com/analytics-dotcom/anal...: 47 KB unused (55%) performance
WARNING Terms of Service not detected compliance
WARNING https://www.bestbuy.com/~assets/bby/_com/header-fo... is missing width/height — may cause layout shift performance
WARNING 71 third-party resources (100% of weight) performance

HTTP headers unchanged

4 headers unchanged

Technology stack unchanged

10 technologies unchanged

Looking ahead

+18 pts
C (79) Could reach A+ (97)
Content +30Accessibility +27Performance +19Security +18Compliance +17SEO +10Infrastructure +4Sustainability +4

Estimate — actual results may vary (61 issues to fix)

Website improvement report — Bestbuy

April 16, 2026 → June 11, 2026

C C 71 → 79 +8 pts

13

Resolved

21

New issues

40

Still remaining

Financial summary

Investment delivered

$4,225 in development time

Investment remaining

$10,733 to complete the remaining items

Ongoing risk

$0/month in ongoing exposure

Figures are estimates based on local developer hourly rate, industry CPC, and regulatory fine ranges.

Performance by category

MetricBeforeAfterChange
Overall score71 (C)79 (C)+8
Performance79 (C)81 (B)+2
Security66 (D)82 (B)+16
Accessibility46 (F)73 (C)+27
SEO82 (B)87 (B)+5
Infrastructure88 (B)89 (B)+1
Compliance73 (C)63 (D)-10
Content60 (D)65 (D)+5
Sustainability76 (C)78 (C)+2

Resolved (13)

  • Transfer efficiency: 70% (Sustainability)

    → Lower carbon footprint per page view

  • https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/Oh7JNXY...: 1688ms CPU time (Performance)

    → Page loads faster for users

  • https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 1453ms CPU time (Performance)

    → Page loads faster for users

  • JavaScript is 966 KB — consider code splitting or lazy loading (Performance)

    → Page loads faster for users

  • No meta description tag found (SEO)

    → Better search engine visibility

  • https://assets.bbystatic.com/analytics-dotcom/anal...: 344ms CPU time (Performance)

    → Page loads faster for users

  • Third-party scripts: 4976ms (81% of total) (Performance)

    → Page loads faster for users

  • Page weight 1.0 MB exceeds 1 MB target by 45 KB (Performance)

    → Page loads faster for users

  • Unattributable: 1176ms CPU time (Performance)

    → Page loads faster for users

  • https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/Oh7JNXY...: 37 KB unused (21%) (Performance)

    → Page loads faster for users

  • Third-party code accounts for 100% of page weight (1.0 MiB of 1.0 MiB) (Performance)

    → Page loads faster for users

  • https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 1040ms CPU time (Performance)

    → Page loads faster for users

  • https://www.bestbuy.com/kTtl3VDlj0BuKOaNiQ/LN7JNXY...: 33 KB unused (20%) (Performance)

    → Page loads faster for users

Recommended next steps (61)

  • Sprint 1

    No <main> landmark found (Accessibility)

  • Sprint 1

    Broken link: https://www.bestbuy.com/?intl=nosplash (Content)

  • Sprint 2

    No Content-Security-Policy header found (Security)

  • Sprint 2

    3 image(s) missing alt attribute (Accessibility)

  • Sprint 1

    3 image-in-link without alt text (Accessibility)

  • Sprint 2

    Content-Security-Policy header is missing (Security)

  • Sprint 1

    Broken link: https://www.bestbuy.com/site/help-topics/international-or... (Content)

  • Sprint 1

    8 of 16 links are healthy (Content)

  • Sprint 1

    <iframe> missing title attribute (src="https://www.bestbuy.com/~assets/bby/_com/analytics-dotcom/sandbox-index-21.42.2…") (Accessibility)

  • Sprint 3

    JavaScript is 785 KB — consider code splitting or lazy loading (Performance)

  • Sprint 3

    Third-party code accounts for 100% of page weight (888.3 KiB of 888.4 KiB) (Performance)

  • Sprint 3

    https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/Lm1Ep...: 30 KB unused (21%) (Performance)

  • Sprint 1

    https://www.bestbuy.com/-cJDnfjvk/Et/H6CugMg/QY1Ep...: 2012ms CPU time (Performance)

  • Sprint 2

    All 3 images use legacy formats (JPEG/PNG/GIF) (Content)

  • Sprint 1

    Transfer efficiency: 64% (Sustainability)

…and 46 more recommended item(s)

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