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Performance

· 14 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
76
GRADE
C
FIX
3
REVIEW
2
PASS
7
INFO
2

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

78
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
96
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
77
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
92
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

706 ms

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

1.19 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

246 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.007

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

8.99 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

6.00 s

Page Load Progression

4.8 s
9.7 s
14.5 s
19.4 s
24.2 s
29.0 s
33.9 s
38.7 s
Checks
14
7 PASS 2 REVIEW 3 FIX
F
Page Weight Budget
Action
4.4 MB transferred, 430 requests
FIX
4.4 MB transferred, 430 requests
Critical::
Page weighs 10.8 MB (4.4 MB transferred)
Warning::
JavaScript is 1.4 MB — consider code splitting or lazy loading
Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
Got: 1.4 MB
Warning::
Images are 1.1 MB — compress or use modern formats
Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.
Got: 1.1 MB
Info::
Fonts are 328 KB — consider subsetting or using system fonts
Subset fonts to include only used characters, or switch to system font stacks.
Got: 328 KB
Warning::
430 HTTP requests — consider bundling or reducing
Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.
Info::
Estimated 0.92 g CO2 per page load
4.4 MB / 2.4 MB budget
4.4 MB transferred
430 requests
0.92 g CO2 per page load
JavaScript 1.4 MiB 33%
Images 1.1 MiB 26%
Other 1.1 MiB 25%
Fonts 328.1 KiB 7%
HTML 224.4 KiB 5%
CSS 106.8 KiB 2%
Other 59.9 KiB 1%
Other 11.7 KiB 0%
Other 7.7 KiB 0%
Other 0 B 0%
0 2.4 MB 4.9 MB
Over budget

Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.

Why this matters

JavaScript bundle is large — code-split routes and lazy-load off-screen components to defer.

Source: web.dev

Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.

Why this matters

Image bandwidth is high — modern formats (WebP/AVIF) and resizing typically cut it 50%+.

Source: web.dev

Subset fonts to include only used characters, or switch to system font stacks.

Why this matters

Font payload is large — subset to used glyphs only, or fall back to system fonts (zero load time).

Source: web.dev font loading

Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.

Why this matters

High HTTP request count — bundling, sprite-ing, and HTTP/2 server push can reduce per-request overhead.

Source: web.dev

F
JS Execution Cost
Action
4662ms total JS execution
FIX
4662ms total JS execution
Warning::
Unattributable: 1017ms CPU time
Warning::
https://imgs.signifyd.com/7EIic5mmMQHlQPZZ?4df3343...: 1005ms CPU time
Warning::
https://hudabeauty.com/en-es: 937ms CPU time
Warning::
https://hudabeauty.com/cdn/shop/t/159/assets/globa...: 483ms CPU time
Warning::
https://dashboard.heatmap.com/preprocessor.min.js?...: 360ms CPU time
Warning::
Third-party scripts: 2878ms (62% of total)

Main Thread Breakdown

Script Evaluation 49% Other 31% Style & Layout 10% Script Parsing & Compilation 3%
ScriptTotalScriptingParse/CompileParty
Unattributable1017ms188ms0ms3rd
https://imgs.signifyd.com/7EIic5mmMQHlQPZZ?4df33437d98e2147=k91WkIxcl0neybS2LhW1cIeiI9aVSf7oR3Y5IWwDWBZH8k-_E3xhTcyflaGErMuDU30cT2fiSXVNkMoD13aGzd-Kh8crUmT89qcqJwswvsv9ZrmEvOwwH4vioiw8mwEjCjgdzREXSe99vOlow0pOPMpMRNHOFeB_n3RN1NLTBLpq_KINYhpaUBYcm3ZF9Iqx&jb=3d322c266279657d374c616e777a26687b653f4c696c77782e6879627d374960786f65652468736035496a726f6f67253a323b343e1005ms558ms11ms3rd
https://hudabeauty.com/en-es937ms95ms12ms1st
https://hudabeauty.com/cdn/shop/t/159/assets/global.js?v=67744480310524412441775576472483ms123ms1ms1st
https://dashboard.heatmap.com/preprocessor.min.js?sid=5260360ms348ms6ms3rd
https://hudabeauty.com/cdn/wpm/b0e8c7c7aw41bd75a1p837d7fd4m8b145375m.js256ms211ms6ms1st
https://cdn-scripts.signifyd.com/o/lite.js?sessionId=hWNAmOn9JUMDgwPf9oBea7vP&ping=false&profile=true&pageURL=https%253A%252F%252Fhudabeauty.com%252Fen-es250ms211ms4ms3rd
https://assets.bounceexchange.com/assets/smart-tag/versioned/main-v2_e645891259bb60090bde423588e192e6.br.js157ms136ms15ms3rd
https://hudabeauty.com/cdn/shopifycloud/storefront/assets/storefront/load_feature-496de5fe.js108ms108ms0ms1st
https://static.klaviyo.com/onsite/js/1011.fa12d00c7a08724d2839.js89ms77ms0ms3rd
D
HTTP Caching
Action
no-store (uncacheable)
FIX
no-store (uncacheable)
Info::
Cache-Control: no-store prevents all caching
Intentional for dynamic content, but increases server load for every page view.
Got: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Info::
No ETag or Last-Modified header
Conditional requests (304 Not Modified) are not possible without validators.
Cache-Control

private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0

DirectiveValueMeaning
privateOnly browser cache, not CDN/proxy
max-age0Cache for 0 seconds
no-storeNever cache this response
no-cacheCache but always revalidate first
must-revalidateMust recheck with server after expiry
post-check0
pre-check0
B
Image Optimization
29 images, 0 KB saveable
REVIEW
29 images, 0 KB saveable
Info::
All images are well-optimized
29 images 1.1 MB
0 oversized -0 KB
15 legacy format
0 missing dimensions CLS risk
C
JS Bundles
Action
233 scripts, 299 KB unused
REVIEW
233 scripts, 299 KB unused
Warning::
https://cdn-static.okendo.io/loyalty/js/okendo-loy...: 132 KB unused (82%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://assets.bounceexchange.com/assets/smart-tag...: 58 KB unused (49%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://js.appboycdn.com/web-sdk/5.4/braze.min.js: 52 KB unused (87%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://connect.facebook.net/en_US/fbevents.js: 33 KB unused (35%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://hudabeauty.com/cdn/wpm/b0e8c7c7aw41bd75a1p...: 24 KB unused (40%)
Consider code splitting or tree shaking to reduce unused code.
Info::
Total unused JavaScript: 299 KB
299 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://cdn-static.okendo.io/loyalty/js/okendo-loyalty.onsite-0.1.0.1508.js160 KB132 KB (82%)3rd
https://assets.bounceexchange.com/assets/smart-tag/versioned/main-v2_e645891259bb60090bde423588e192e6.br.js120 KB58 KB (49%)3rd
https://js.appboycdn.com/web-sdk/5.4/braze.min.js60 KB52 KB (87%)3rd
https://connect.facebook.net/en_US/fbevents.js95 KB33 KB (35%)3rd
https://hudabeauty.com/cdn/wpm/b0e8c7c7aw41bd75a1p837d7fd4m8b145375m.js60 KB24 KB (40%)1st
https://hudabeauty.com/web-pixels/strict/app/web-pixel-2418671894@343defba7c9f0f08f3e9afbb013ed49c.js2 KB1st
https://hudabeauty.com/cdn/shopifycloud/storefront/assets/storefront/load_feature-496de5fe.js4 KB1st
https://hudabeauty.com/cdn/shop/t/159/assets/atc-lock.js?v=824345780750772155717755764711 KB1st
https://hudabeauty.com/cdn/shop/t/159/assets/details-disclosure.js?v=514286170628996889417755764731 KB1st
https://hudabeauty.com/cdn/shop/t/159/assets/details-modal.js?v=1010131256701483828017755764741 KB1st

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

A
Third-Party Impact
36% third-party, 0 ms blocking
PASS
36% third-party, 0 ms blocking
Info::
Third-party code accounts for 36% of page weight (1.6 MiB of 4.4 MiB)
Info::
Third-party blocking time is low (0 ms)
64%
36%
First-party Third-party
A+
Text Compression
All text resources are compressed
PASS
All text resources are compressed
Info::
All text resources are compressed
All text resources are properly compressed.
A+
Font Loading
12 fonts (409 KB)
PASS
12 fonts (409 KB)
Info::
12 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

12

409 KB total

Render-blocking

0

of 12

Dominant font-display

swap

Most common across fonts

Font loading timeline
Transfer FOIT (block) FOUT (swap)
0 ms 500 ms 1.0 s FCP 706 ms LCP 1.2 shttps://hudabeauty.com/cdn/fonts/assistant/assistant_n4.9120912a469cad1cc292572851508ca49d12e768.woff2assistant_n4.9120912a46... https://hudabeauty.com/cdn/fonts/assistant/assistant_n4.9120912a469cad1cc292572851508ca49d12e768.woff2 — 12.7 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/ReviewPoster-Bold-Web.woff2ReviewPoster-Bold-Web.w... https://hudabeauty.com/cdn/shop/t/159/assets/ReviewPoster-Bold-Web.woff2 — 29.0 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/Review-Regular-Web.woff2Review-Regular-Web.woff2 https://hudabeauty.com/cdn/shop/t/159/assets/Review-Regular-Web.woff2 — 44.0 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/ReviewCondensed-Bold-Web.woff2ReviewCondensed-Bold-We... https://hudabeauty.com/cdn/shop/t/159/assets/ReviewCondensed-Bold-Web.woff2 — 33.9 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/Review-Bold-Web.woff2Review-Bold-Web.woff2 https://hudabeauty.com/cdn/shop/t/159/assets/Review-Bold-Web.woff2 — 45.8 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/ReviewPoster-Heavy-Web.woff2ReviewPoster-Heavy-Web.... https://hudabeauty.com/cdn/shop/t/159/assets/ReviewPoster-Heavy-Web.woff2 — 27.8 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/ReviewCondensed-Medium-Web.woff2ReviewCondensed-Medium-... https://hudabeauty.com/cdn/shop/t/159/assets/ReviewCondensed-Medium-Web.woff2 — 33.9 KiB — 0 ms — font-display: swaphttps://hudabeauty.com/cdn/shop/t/159/assets/Review-Medium-Web.woff2Review-Medium-Web.woff2 https://hudabeauty.com/cdn/shop/t/159/assets/Review-Medium-Web.woff2 — 46.4 KiB — 0 ms — font-display: swaphttps://fonts.gstatic.com/s/bebasneue/v16/JTUSjIg69CK48gW7PXoo9WlhyyTh89Y.woff2JTUSjIg69CK48gW7PXoo9Wl... https://fonts.gstatic.com/s/bebasneue/v16/JTUSjIg69CK48gW7PXoo9WlhyyTh89Y.woff2 — 8.4 KiB — 0 ms — font-display: swaphttps://cdn.shopify.com/s/files/1/0959/8962/9206/files/Review-Medium-Web.woff2?v=1759674960Review-Medium-Web.woff2 https://cdn.shopify.com/s/files/1/0959/8962/9206/files/Review-Medium-Web.woff2?v=1759674960 — 46.4 KiB — 0 ms — font-display: swaphttps://cdn.shopify.com/s/files/1/0959/8962/9206/files/ReviewCondensed-Bold-Web.woff?v=1759674961ReviewCondensed-Bold-We... https://cdn.shopify.com/s/files/1/0959/8962/9206/files/ReviewCondensed-Bold-Web.woff?v=1759674961 — 34.1 KiB — 0 ms — font-display: swaphttps://use.typekit.net/af/2cd6bf/00000000000000000001008f/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=n5&v=3l https://use.typekit.net/af/2cd6bf/00000000000000000001008f/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=n5&v=3 — 46.3 KiB — 0 ms — font-display: swap
assistant_n4.9120912a46... woff2 swap
Size 13 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
ReviewPoster-Bold-Web.w... woff2 swap
Size 29 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
Review-Regular-Web.woff2 woff2 swap
Size 44 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
ReviewCondensed-Bold-We... woff2 swap
Size 34 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
Review-Bold-Web.woff2 woff2 swap
Size 46 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
ReviewPoster-Heavy-Web.... woff2 swap
Size 28 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
ReviewCondensed-Medium-... woff2 swap
Size 34 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
Review-Medium-Web.woff2 woff2 swap
Size 46 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
JTUSjIg69CK48gW7PXoo9Wl... woff2 swap
Size 8 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
Review-Medium-Web.woff2 woff2 swap
Size 46 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
ReviewCondensed-Bold-We... woff swap
Size 34 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
  • Convert to woff2 for ~30% smaller file size
l woff2 swap
Size 46 KB
Load time 0 ms
Start 0 ms
Risk FOUT — text flashes from fallback to web font
Optimization checklist
  • Preload critical fonts (priority=high)
  • Use woff2 format for all fonts
  • Set font-display to swap, optional, or fallback
  • Subset large fonts (≤100 KB each)

Fixing the unchecked items could save ~10 KB and ~20 ms

A+
Resource Caching
All resources properly cached
PASS
All resources properly cached
Info::
No caching issues found
All static resources have appropriate caching headers.
A+
Critical Rendering Path
No render-blocking resources
PASS
No render-blocking resources
Info::
No render-blocking resources detected
A+
Resource Hints
No optimization needed
PASS
No optimization needed
Info::
No resource hint issues
A+
Green Hosting
Whether the site is served from green-energy infrastructure
PASS

Green Hosting

This site is hosted on green energy infrastructure

Provider: Cloudflare

Network Waterfall
430 requests over 0ms
INFO

Performance analysis not available for this result.

Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
62% of JavaScript execution is third-party
First-party Third-party 2878ms · 283KB · $38/mo
Unattributable
Other
Costly
Execution 1017ms
Transfer 0 KB
Monthly Cost $14/mo
imgs.signifyd.com
Other
Costly
Execution 1005ms
Transfer 60 KB
Monthly Cost $13/mo
dashboard.heatmap.com
Other
Costly
Execution 360ms
Transfer 43 KB
Monthly Cost $5/mo
cdn-scripts.signifyd.com
Other
Costly
Execution 250ms
Transfer 52 KB
Monthly Cost $3/mo
assets.bounceexchange.com
Other
Optional
Execution 157ms
Transfer 120 KB
Unused 49%
Monthly Cost $2/mo
static.klaviyo.com
Other
Optional
Execution 89ms
Transfer 8 KB
Monthly Cost $1/mo

These scripts may cost more than they're worth

  • Unattributable adds 1017ms and costs ~$14/month
  • imgs.signifyd.com adds 1005ms and costs ~$13/month
  • dashboard.heatmap.com adds 360ms and costs ~$5/month
  • cdn-scripts.signifyd.com adds 250ms and costs ~$3/month

62% of JavaScript execution time comes from third-party scripts.

Why this matters

Third-party scripts (analytics, ads, social, A/B testing) often dominate execution time — every one is a perf-and-privacy tax.

Learn more

Each third-party script is a black box: you don't control when it loads, what it executes, or how much it grows. They often account for a major share of total blocking time on average sites (HTTP Archive's Web Almanac documents the trend). Audit which ones you actually need, defer the rest, and use facade patterns (lite-youtube, lite-vimeo) for embedded media.

Source: web.dev / HTTP Archive Web Almanac

Unattributable takes 1017ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

imgs.signifyd.com takes 1005ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

dashboard.heatmap.com takes 360ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

cdn-scripts.signifyd.com takes 250ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

How third-party costs are calculated

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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