Skip to content

Changes

https://allbirds.com
Compared to previous audit · 3 days ago View previous audit
45
New issues
28
Resolved
24
score changes
CategoryPreviousCurrentChange
CompositeC (73)C (73)—
PerformanceD (66)C (72) +6.000
SecurityC (77)C (75) -2.000
AccessibilityF (52)F (46) -6.000
SEOA (91)A (91)—
InfrastructureB (86)A (90) +4.000
ComplianceB (85)B (82) -3.000
ContentD (67)C (74) +7.000
SustainabilityC (72)D (66) -6.000
MetricPreviousCurrentChange
Performance 25002700 +200
Accessibility 100009700 -300
Best Practices 77007700—
SEO 92009200—
PWA 00—
Desktop Performance 36004100 +500
Desktop Accessibility 1000010000—
Desktop Best Practices 96007700 -1900
Desktop SEO 92009200—
FCP 6.99 s5.20 s -1.79 s
LCP 22.40 s24.53 s +2.13 s
TBT 5.27 s4.40 s -867 ms
CLS 0.0260.018 -0.008
Desktop FCP 1.34 s1.30 s -47 ms
Desktop LCP 4.98 s3.61 s -1.37 s
Desktop TBT 961 ms766 ms -196 ms
Desktop CLS 0.0100.003 -0.006
TTFB †133 ms110 ms -23 ms
DNS †13 ms9 ms -3 ms
TLS †11 ms11 ms +0 ms
Connect †1 ms1 ms +0 ms
Total †133 ms110 ms -23 ms

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

Projected vs. Actual

Previous
C 73
Projected
A 94
Actual
C 73
Fell short of projection
28 issues resolved since last audit
190 issues remaining
Resolving remaining issues could reach A

Estimate — actual results may vary

CRITICAL 3.98g CO2 per page view sustainability
CRITICAL Page weighs 22.1 MB (16.8 MB transferred) performance
CRITICAL 2 link(s) with no accessible text accessibility
CRITICAL Broken link: https://www.allbirds.com/pages/canvas-cruiser-collection?... content
CRITICAL 31 image-only link(s) without alt text accessibility
CRITICAL 66 of 200 links are healthy content
WARNING Broken link: https://allbirds.de/pl/ content
WARNING Third-party code accounts for 100% of page weight (16.8 MiB of 16.8 MiB) performance
WARNING https://www.googletagmanager.com/gtag/js?id=AW-935...: 64 KB unused (44%) performance
WARNING https://www.googletagmanager.com/gtm.js?id=GTM-TH8...: 74 KB unused (41%) performance
WARNING Unexpected status code: HTTP 429 accessibility
WARNING https://www.googletagmanager.com/gtag/js?id=AW-736...: 891ms CPU time performance
WARNING https://www.googletagmanager.com/gtag/destination?...: 68 KB unused (40%) performance
WARNING External script from cdnjs.cloudflare.com lacks integrity attribute security
WARNING https://www.allbirds.com/cdn/shop/t/4071/assets/Sc...: 2013ms CPU time performance
WARNING Broken link: https://allbirds.de/ content
WARNING Broken link: https://allbirds.at/pl/ content
WARNING 319 HTTP requests — consider bundling or reducing performance
WARNING Unattributable: 3416ms CPU time performance
WARNING Broken link: https://allbirds.li/fr/ content
WARNING Broken link: https://allbirds.at/en/ content
WARNING Images are 5.3 MB — compress or use modern formats performance
WARNING No privacy policy link detected compliance
WARNING Broken link: https://allbirds.de/fr/ content
WARNING Broken link: https://allbirds.li/ content
WARNING Broken link: https://allbirds.at/sk/ content
WARNING Broken link: https://www.allbirds.ie/ content
WARNING https://www.allbirds.com/cdn/shop/t/4071/assets/he...: 1311ms CPU time performance
WARNING Broken link: https://allbirds.at/it/ content
WARNING Trackers detected but no cookie policy found compliance
WARNING Multiple H1 headings (2 found) accessibility
WARNING Broken link: https://www.allbirdsbenelux.nl/ content
WARNING Broken link: https://allbirds.de/en/ content
WARNING Broken link: https://allbirds.ch/fr/ content
WARNING https://popupform.allbirds.com/w37htfhcq2/vendor/f...: 69 KB unused (59%) performance
WARNING Broken link: https://allbirds.de/sk/ content
WARNING Trackers detected but no privacy policy found compliance
WARNING Third-party scripts: 19229ms (100% of total) performance
WARNING https://www.googletagmanager.com/gtag/js?id=AW-786...: 64 KB unused (45%) performance
WARNING Broken link: https://allbirds.at/fr/ content
WARNING Broken link: https://allbirds.de/it/ content
WARNING Broken link: https://allbirds.at/ content
WARNING Broken link: https://allbirds.de/cs/ content
WARNING Broken link: https://allbirds.ch/ content
WARNING 3.98g CO2 — above the median website (0.60g) sustainability
CRITICAL Page weighs 13.5 MB (8.4 MB transferred) performance
CRITICAL Broken link: https://www.allbirds.com/collections/sale-mens-shoes?a_aj... content
CRITICAL Both www and non-www versions serve content infrastructure
CRITICAL 1 non-essential cookie(s) set without consent banner compliance
CRITICAL Broken link: https://www.allbirds.com/pages/community-offers?a_ajs_eve... content
CRITICAL 1 link(s) with no accessible text accessibility
CRITICAL 83 of 200 links are healthy content
WARNING https://cdn.trackjs.com/agent/v3/latest/t.js: 4488ms CPU time performance
WARNING 1.98g CO2 — above the median website (0.60g) sustainability
WARNING GDPR Article 13 disclosure coverage: 4 / 8 categories compliance
WARNING Images are 4.7 MB — compress or use modern formats performance
WARNING 1.98g CO2 per page view sustainability
WARNING No accessibility statement detected compliance
WARNING No meta description tag found seo
WARNING 312 HTTP requests — consider bundling or reducing performance
WARNING Page weight 8.4 MB exceeds 1 MB target by 7.4 MB performance
WARNING Third-party scripts: 19705ms (87% of total) performance
WARNING Third-party code accounts for 100% of page weight (8.4 MiB of 8.4 MiB) performance
WARNING 311 third-party resources (100% of weight) performance
WARNING https://www.allbirds.com/cdn/shop/t/4054/assets/Sc...: 3153ms CPU time performance
WARNING https://www.googletagmanager.com/gtag/js?id=AW-736...: 64 KB unused (45%) performance
WARNING https://www.googletagmanager.com/gtag/destination?...: 67 KB unused (40%) performance
WARNING Unattributable: 2834ms CPU time performance
WARNING https://www.googletagmanager.com/gtm.js?id=GTM-TH8...: 76 KB unused (42%) performance
WARNING Multiple H1 headings (3 found) accessibility
WARNING https://www.googletagmanager.com/gtag/js?id=AW-786...: 63 KB unused (44%) performance
WARNING https://popupform.allbirds.com/w37htfhcq2/vendor/f...: 68 KB unused (59%) performance
WARNING https://www.googletagmanager.com/gtm.js?id=GTM-WWZ...: 946ms CPU time performance
CRITICAL Broken link: https://www.allbirds.com/products/mens-varsity?a_ajs_even... content
CRITICAL Broken link: https://www.allbirds.com/products/anytime-crew-sock?a_ajs... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-slippers?a_ajs_... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-apparel?a_ajs_e... content
CRITICAL Broken link: https://www.allbirds.com/products/anytime-no-show-heel-gr... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-mizzles?a_ajs_e... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-loungers?a_ajs_... content
CRITICAL Broken link: https://www.allbirds.com/collections/bags?a_ajs_event=Nav... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-insoles?a_ajs_e... content
CRITICAL og:image is not reachable content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-sweatshirts-and... content
CRITICAL Broken link: https://www.allbirds.com/products/allbirds-laces?a_ajs_ev... content
CRITICAL Canonical target returns 429 seo
CRITICAL Broken link: https://www.allbirds.com/collections/sale-mens-apparel?a_... content
CRITICAL Broken link: https://www.allbirds.com/collections/womens?a_ajs_event=M... content
CRITICAL Broken link: https://www.allbirds.com/products/mens-tree-runner-nz-med... content
CRITICAL Broken link: https://www.allbirds.com/products/mens-cruiser-canvas?a_a... content
CRITICAL Broken link: https://www.allbirds.com/collections/gift-cards?a_ajs_eve... content
CRITICAL Broken link: https://www.allbirds.com/pages/dasher-nz-collection?a_ajs... content
CRITICAL Broken link: https://www.allbirds.com/products/mens-cruiser-natural-bl... content
CRITICAL 8 button(s) with no accessible text accessibility
CRITICAL Broken link: https://www.allbirds.com/collections/womens-bestsellers?a... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-bestsellers?a_a... content
CRITICAL Broken link: https://www.allbirds.com/search?a_ajs_event=Navigation+Cl... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-sandals?a_ajs_e... content
CRITICAL Broken link: https://www.allbirds.com/pages/varsity-collection?a_ajs_e... content
CRITICAL Broken link: https://allbirds.com/account content
CRITICAL Broken link: https://www.allbirds.com/collections/mens?a_ajs_event=Min... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens?a_ajs_event=Nav... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-new-arrivals?a_... content
CRITICAL Broken link: https://www.rerun.allbirds.com/?a_ajs_event=Navigation+Cl... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-tops-collection... content
CRITICAL Broken link: https://www.allbirds.com/?a_ajs_event=Navigation+Clicked&... content
CRITICAL Broken link: https://www.allbirds.com/pages/our-story?a_ajs_event=Navi... content
CRITICAL Broken link: https://www.allbirds.com/pages/terralux-collection?a_ajs_... content
CRITICAL Broken link: https://www.allbirds.com/products/mens-tree-runners?a_ajs... content
CRITICAL 8 control(s) without accessible label accessibility
CRITICAL Broken link: https://www.allbirds.com/collections/mens-sneakers?a_ajs_... content
CRITICAL Broken link: https://www.allbirds.com/collections/mens-socks?a_ajs_eve... content
CRITICAL Broken link: https://www.allbirds.com/products/anytime-ankle-sock?a_aj... content
CRITICAL Broken link: https://www.allbirds.com/pages/help?a_ajs_event=Navigatio... content
CRITICAL Broken link: https://www.allbirds.com/products/mens-dasher-nz-light-bu... content
WARNING Broken link: https://www.allbirds.co.kr/ content
WARNING Broken link: https://allbirds.sm/fr/ content
WARNING Broken link: https://allbirds.cz/en/ content
WARNING Broken link: https://allbirds.at/cs/ content
WARNING Broken link: https://allbirdsslovakia.sk/ content
WARNING HSTS max-age is too short (7889238s, should be ≥ 31536000s) security
WARNING Referrer-Policy header is missing security
WARNING External script from cdn.jsdelivr.net lacks integrity attribute security
WARNING Skip navigation link is missing (WCAG 2.4.1) accessibility
WARNING Broken link: https://www.allbirds.ae/ content
WARNING Broken link: https://allbirds.sm/en/ content
WARNING Permissions-Policy header is missing security
WARNING Broken link: https://allbirds.mt/cs/ content
WARNING Broken link: https://allbirds.com.pl/ content
WARNING Broken link: https://allbirds.com.ph/ content
WARNING default-src directive is missing security
WARNING External script from js.iterable.com lacks integrity attribute security
WARNING Broken link: https://allbirds.fr/ content
WARNING Broken link: https://allbirds.fr/cs/ content
WARNING Broken link: https://allbirds.com.pl/fr/ content
WARNING External script from www.allbirds.com lacks integrity attribute security
WARNING Broken link: https://www.allbirds.lu/ content
WARNING Broken link: https://allbirds.it/sk/ content
WARNING Broken link: https://allbirds.sm/de/ content
WARNING Broken link: https://allbirdsslovakia.sk/fr/ content
WARNING External script from cdn.cookielaw.org lacks integrity attribute security
WARNING Broken link: https://cdn.cookielaw.org/consent/undefined/OtAutoBlock.js content
WARNING Broken link: https://allbirds.mt/ content
WARNING Broken link: https://allbirdsslovakia.sk/pl/ content
WARNING External script from cdn.shopify.com lacks integrity attribute security
WARNING External script from www.googletagmanager.com lacks integrity attribute security
WARNING External script from beacon.riskified.com lacks integrity attribute security
WARNING Title is only 11 characters — consider expanding seo
WARNING Broken link: https://www.allbirds.com.kw/ content
WARNING External script from popupform.allbirds.com lacks integrity attribute security
WARNING Broken link: https://www.allbirds.co.nz/ content
WARNING Broken link: https://allbirds.cz/pl/ content
WARNING Broken link: https://www.allbirds.com/ content
WARNING Broken link: https://www.allbirds.com.au/ content
WARNING Broken link: https://allbirds.it/de/ content
WARNING Broken link: https://allbirds.it/pl/ content
WARNING Broken link: https://allbirds.com.pl/sk/ content
WARNING External script from shopify-extension.getredo.com lacks integrity attribute security
WARNING Broken link: https://allbirds.sm/pl/ content
WARNING Broken link: https://allbirds.mt/sk/ content
WARNING Broken link: https://allbirds.com.pl/it/ content
WARNING Broken link: https://allbirdsslovakia.sk/en/ content
WARNING Cross-Origin-Embedder-Policy header is missing security
WARNING Broken link: https://allbirds.it/fr/ content
WARNING Broken link: https://allbirds.cz/ content
WARNING Broken link: https://allbirds.cz/de/ content
WARNING Broken link: https://monorail-edge.shopifysvc.com content
WARNING Broken link: https://www.allbirds.sa/ content
WARNING Broken link: https://allbirds.com.my/ content
WARNING Broken link: https://allbirds.fr/en/ content
WARNING External script from shop.app lacks integrity attribute security
WARNING Broken link: https://www.allbirds.co.uk/ content
WARNING Broken link: https://allbirds.com.pl/en/ content
WARNING Broken link: https://www.allbirds.ca/fr/ content
WARNING Broken link: https://allbirdsslovakia.sk/cs/ content
WARNING Broken link: https://allbirdsslovakia.sk/it/ content
WARNING External script from jssdk.allbirds.com lacks integrity attribute security
WARNING External link from popupform.allbirds.com lacks integrity attribute security
WARNING JavaScript is 2.1 MB — consider code splitting or lazy loading performance
WARNING Broken link: https://allbirds.fr/it/ content
WARNING Broken link: https://allbirds.it/cs/ content
WARNING Broken link: https://allbirds.sm/cs/ content
WARNING Heading level skipped: H1 → H3 (missing H2) accessibility
WARNING Broken link: https://allbirds.fr/pl/ content
WARNING Broken link: https://allbirds.mt/de/ content
WARNING Broken link: https://allbirds.mt/fr/ content
WARNING Broken link: https://allbirds.mt/pl/ content
WARNING Broken link: https://allbirds.com.pl/de/ content
WARNING External script from superfiliate-cdn.com lacks integrity attribute security
WARNING No Permissions-Policy header security
WARNING Broken link: https://allbirds.com.pl/cs/ content
WARNING Broken link: https://allbirdsslovakia.sk/de/ content
WARNING Broken link: https://allbirds.cz/it/ content
WARNING Broken link: https://allbirds.it/en/ content
WARNING External script from id-shop.govx.com lacks integrity attribute security
WARNING 1 control(s) rely on placeholder only accessibility
WARNING 2 link(s) open in new tab without warning accessibility
WARNING No favicon.ico at site root accessibility
WARNING Broken link: https://allbirds.cz/sk/ content
WARNING 4 of 4 <nav> elements are unlabeled accessibility
WARNING Broken link: https://allbirds.com.sg/ content
WARNING Broken link: https://allbirds.fr/de/ content
WARNING Broken link: https://allbirds.it/ content
WARNING Broken link: https://allbirds.mt/it/ content
WARNING Broken link: https://allbirds.cz/fr/ content
WARNING Cross-Origin-Opener-Policy header is missing security
WARNING Broken link: https://allbirds.sm/ content
WARNING Broken link: https://allbirds.sm/sk/ content
WARNING External script from cdn.gladly.com lacks integrity attribute security
WARNING External script from cdn.trackjs.com lacks integrity attribute security
WARNING form-action directive is missing security
WARNING https://www.allbirds.com/: 2327ms CPU time performance
WARNING Broken link: https://www.allbirds.be/ content
WARNING base-uri directive is missing security
WARNING External link from www.allbirds.com lacks integrity attribute security
WARNING Broken link: https://allbirds.fr/sk/ content
WARNING Broken link: https://www.allbirds.ca/ content
WARNING External script from cdn.amplitude.com lacks integrity attribute security
shopify-complexity-score
290 → 350
set-cookie
_shopify_essential=:AZ1ZTjipAAEA8gIEedg6_mOF2lH0Dl2Qmk1zjX0u0Vqa88lcOevLAduL4... → _shopify_essential=:AZ1sJXQMAAEANbfV-s-MuoZn4P4xVa0nyKk-LX7ptVd3gQZ92GkJbammK...

17 headers unchanged

+ Snowplow Analytics Analytics
+ cdnjs CDN
− Tailwind CSS Framework
core-js v3.37.0 → v2.6.12

29 technologies unchanged

Looking ahead

+21 pts
C (73) Could reach A (94)
Accessibility +30Performance +28Content +26Security +25Sustainability +14Compliance +10SEO +9

Estimate — actual results may vary (190 issues to fix)

Website improvement report — Allbirds

April 4, 2026 → April 8, 2026

C C 73 → 73 0 pts

28

Resolved

45

New issues

145

Still remaining

Financial summary

Investment delivered

$7,725 in development time

Investment remaining

$16,308 to complete the remaining items

Ongoing risk

$4/month in ongoing exposure

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

Performance by category

MetricBeforeAfterChange
Overall score73 (C)73 (C)0
Performance66 (D)72 (C)+6
Security77 (C)75 (C)-2
Accessibility52 (F)46 (F)-6
SEO91 (A)91 (A)0
Infrastructure86 (B)90 (A)+4
Compliance85 (B)82 (B)-3
Content67 (D)74 (C)+7
Sustainability72 (C)66 (D)-6

Resolved (28)

  • Page weighs 13.5 MB (8.4 MB transferred) (Performance)

    → Page loads faster for users

  • https://cdn.trackjs.com/agent/v3/latest/t.js: 4488ms CPU time (Performance)

    → Page loads faster for users

  • Broken link: https://www.allbirds.com/collections/sale-mens-shoes?a_aj... (Content)

    → Stronger social sharing and on-page quality

  • 1.98g CO2 — above the median website (0.60g) (Sustainability)

    → Lower carbon footprint per page view

  • GDPR Article 13 disclosure coverage: 4 / 8 categories (Compliance)

    → Reduced regulatory exposure

  • Images are 4.7 MB — compress or use modern formats (Performance)

    → Page loads faster for users

  • 1.98g CO2 per page view (Sustainability)

    → Lower carbon footprint per page view

  • No accessibility statement detected (Compliance)

    → Reduced regulatory exposure

  • No meta description tag found (SEO)

    → Better search engine visibility

  • Both www and non-www versions serve content (Infrastructure)

    → More reliable delivery

  • 1 non-essential cookie(s) set without consent banner (Compliance)

    → Reduced regulatory exposure

  • 312 HTTP requests — consider bundling or reducing (Performance)

    → Page loads faster for users

  • Page weight 8.4 MB exceeds 1 MB target by 7.4 MB (Performance)

    → Page loads faster for users

  • Third-party scripts: 19705ms (87% of total) (Performance)

    → Page loads faster for users

  • Third-party code accounts for 100% of page weight (8.4 MiB of 8.4 MiB) (Performance)

    → Page loads faster for users

…and 13 more resolved issue(s)

Recommended next steps (190)

  • Sprint 1

    3.98g CO2 per page view (Sustainability)

  • Sprint 1

    Page weighs 22.1 MB (16.8 MB transferred) (Performance)

  • Sprint 1

    2 link(s) with no accessible text (Accessibility)

  • Sprint 1

    Broken link: https://www.allbirds.com/pages/canvas-cruiser-collection?... (Content)

  • Sprint 1

    31 image-only link(s) without alt text (Accessibility)

  • Sprint 1

    66 of 200 links are healthy (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/products/mens-varsity?a_ajs_even... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/products/anytime-crew-sock?a_ajs... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/mens-slippers?a_ajs_... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/mens-apparel?a_ajs_e... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/products/anytime-no-show-heel-gr... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/mens-mizzles?a_ajs_e... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/mens-loungers?a_ajs_... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/bags?a_ajs_event=Nav... (Content)

  • Sprint 1

    Broken link: https://www.allbirds.com/collections/mens-insoles?a_ajs_e... (Content)

…and 175 more recommended item(s)

Send Feedback