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Performance

· 15 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
90
GRADE
A
FIX
1
REVIEW
2
PASS
10
INFO
2

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

Mobile Desktop
86
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
95
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
100
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.

861 ms

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

2.42 s

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

13 ms

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

0.000

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

1.15 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.

2.42 s

Page Load Progression

375 ms
750 ms
1.1 s
1.5 s
1.9 s
2.2 s
2.6 s
3.0 s
Checks
15
10 PASS 2 REVIEW 1 FIX
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, no-cache, no-store, max-age=0, must-revalidate
Info::
No ETag or Last-Modified header
Conditional requests (304 Not Modified) are not possible without validators.
Cache-Control

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

DirectiveValueMeaning
private—Only browser cache, not CDN/proxy
no-cache—Cache but always revalidate first
no-store—Never cache this response
max-age0Cache for 0 seconds
must-revalidate—Must recheck with server after expiry
C
JS Bundles
Action
28 scripts, 221 KB unused
REVIEW
28 scripts, 221 KB unused
Warning::
https://www.googletagmanager.com/gtag/js?id=G-SCST...: 67 KB unused (41%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://penzu.com/_next/static/chunks/c857e369-da9...: 67 KB unused (74%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://www.googletagmanager.com/gtm.js?id=GTM-5NR...: 63 KB unused (53%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://penzu.com/_next/static/chunks/5827-68d7367...: 23 KB unused (93%)
Consider code splitting or tree shaking to reduce unused code.
Info::
Total unused JavaScript: 221 KB
221 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://www.googletagmanager.com/gtag/js?id=G-SCST8L650K&cx=c&gtm=4e64h1163 KB67 KB (41%)✓3rd
https://penzu.com/_next/static/chunks/c857e369-da905be1d23b2b43.js91 KB67 KB (74%)✓1st
https://www.googletagmanager.com/gtm.js?id=GTM-5NRNLRS120 KB63 KB (53%)✓3rd
https://penzu.com/_next/static/chunks/5827-68d73673c4d10db3.js26 KB23 KB (93%)✓1st
https://penzu.com/_next/static/chunks/app/global-error-7e8daf17d1a8e40d.js1 KB—✓1st
https://penzu.com/_next/static/chunks/2297-12aebb60c65859fb.js24 KB—✓1st
https://penzu.com/_next/static/chunks/5082-1a5453196af2fa70.js7 KB—✓1st
https://penzu.com/_next/static/chunks/9550-e2d9164e0f56a127.js6 KB—✓1st
https://penzu.com/_next/static/chunks/app/(default)/layout-3229abee30e009cd.js3 KB—✓1st
https://penzu.com/_next/static/chunks/1356-49295ddec4df9559.js6 KB—✓1st

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

C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A
Page Weight Budget
902 KB transferred, 43 requests
PASS
902 KB transferred, 43 requests
Info::
Page weighs 2.3 MB (902 KB transferred)
Warning::
JavaScript is 625 KB — consider code splitting or lazy loading
Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
Got: 625 KB
Info::
43 HTTP requests
Info::
Estimated 0.18 g CO2 per page load
902 KB / 2.4 MB budget
902 KB transferred
43 requests
0.18 g CO2 per page load
JavaScript 624.6 KiB 69%
Fonts 143.5 KiB 16%
Images 55.2 KiB 6%
HTML 44.9 KiB 5%
CSS 17.8 KiB 2%
Other 14.9 KiB 2%
Other 545 B 0%
Other 545 B 0%
Other 88 B 0%
Other 0 B 0%
0 2.4 MB 4.9 MB
Under 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

A
Third-Party Impact
32% third-party, 0 ms blocking
PASS
32% third-party, 0 ms blocking
Info::
Third-party code accounts for 32% of page weight (284.5 KiB of 902.0 KiB)
Info::
Third-party blocking time is low (0 ms)
68%
32%
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+
Image Optimization
5 images, 0 KB saveable
PASS
5 images, 0 KB saveable
Info::
All images are well-optimized
5 images 55 KB
0 oversized -0 KB
1 legacy format
0 missing dimensions CLS risk
A+
JS Execution Cost
296ms total JS execution
PASS
296ms total JS execution
Info::
https://penzu.com/: 99ms CPU time
Info::
https://penzu.com/_next/static/chunks/1255-248bb39...: 83ms CPU time
Info::
https://www.googletagmanager.com/gtag/js?id=G-SCST...: 64ms CPU time
Info::
Unattributable: 50ms CPU time
Info::
Third-party scripts: 114ms (39% of total)

Main Thread Breakdown

Script Evaluation 53% Other 18% Style & Layout 13% Script Parsing & Compilation 10% Rendering 3%
ScriptTotalScriptingParse/CompileParty
https://penzu.com/99ms4ms5ms1st
https://penzu.com/_next/static/chunks/1255-248bb39a7979b323.js83ms67ms4ms1st
https://www.googletagmanager.com/gtag/js?id=G-SCST8L650K&cx=c&gtm=4e64h164ms51ms11ms3rd
Unattributable50ms2ms0ms3rd
A+
Font Loading
2 fonts (143 KB)
PASS
2 fonts (143 KB)
Info::
2 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

2

143 KB total

Render-blocking

0

of 2

Dominant font-display

swap

Most common across fonts

Font loading timeline
Transfer FOIT (block) FOUT (swap)
0 ms 500 ms 1.0 s 1.5 s 2.0 s 2.5 s FCP 861 ms LCP 2.4 shttps://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff21f3fe8c6df3d47c1-s.p.woff2 https://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff2 — 95.8 KiB — 302 ms — font-display: swaphttps://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2e4af272ccee01ff0-s.p.woff2 https://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2 — 47.7 KiB — 384 ms — font-display: swap
1f3fe8c6df3d47c1-s.p.woff2 woff2 swap
Size 96 KB
Load time 302 ms
Start 319 ms
Risk FOUT — text flashes from fallback to web font
e4af272ccee01ff0-s.p.woff2 woff2 swap
Size 48 KB
Load time 384 ms
Start 320 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)
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
Page Weight Inventory
43 resources · 902 KB · 221 KB savings available
PASS
43 resources · 902 KB · 221 KB savings available
Info::
Within 1MB page-weight target
Got: 902 KB
Info::
~221 KB of savings available
Info::
7 third-party resources (32% of weight)
43 resources · 902.0 KiB · 7 third-party Within 1MB page-weight target
JavaScript 69% · 624.6 KiB
Font 16% · 143.5 KiB
Image 8% · 70.1 KiB
Document 5% · 44.9 KiB
CSS 2% · 17.8 KiB
Other 0% · 1.2 KiB

~220.8 KiB of savings available

Remove unused JavaScript: 220.8 KiB
Network Waterfall
43 requests over 1294ms
INFO
0 ms 500 ms 1.0 s 1.5 s 2.0 s 2.5 s FCP 861 ms LCP 2.4 shttps://penzu.com// https://penzu.com/ — 200 — 44.9 KiB — 488 ms — h2https://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff2/_next/static/media/1f3fe8c6df3d47c... https://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff2 — 200 — 95.8 KiB — 302 ms — h2https://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2/_next/static/media/e4af272ccee01ff... https://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2 — 200 — 47.7 KiB — 384 ms — h2https://penzu.com/_next/static/css/2ff163e3720bf447.css/_next/static/css/2ff163e3720bf447.... https://penzu.com/_next/static/css/2ff163e3720bf447.css — 200 — 15.1 KiB — 289 ms — h2https://penzu.com/_next/static/css/bee9e1170c7ea52e.css/_next/static/css/bee9e1170c7ea52e.... https://penzu.com/_next/static/css/bee9e1170c7ea52e.css — 200 — 2.7 KiB — 289 ms — h2https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fhero-image-03.9070c3b3.jpg&w=640&q=75/_next/image?url=%2F_next%2Fstatic%... https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fhero-image-03.9070c3b3.jpg&w=640&q=75 — 200 — 11.5 KiB — 291 ms — h2https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fpenzu-logo-white.b5f20c3f.png&w=128&q=75/_next/image?url=%2F_next%2Fstatic%... https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fpenzu-logo-white.b5f20c3f.png&w=128&q=75 — 200 — 2.6 KiB — 288 ms — h2https://penzu.com/_next/static/chunks/webpack-f83f81a2bedd416f.js/_next/static/chunks/webpack-f83f81... https://penzu.com/_next/static/chunks/webpack-f83f81a2bedd416f.js — 200 — 2.5 KiB — 287 ms — h2https://penzu.com/_next/static/chunks/4bd1b696-2344c7e56caf6588.js/_next/static/chunks/4bd1b696-2344c... https://penzu.com/_next/static/chunks/4bd1b696-2344c7e56caf6588.js — 200 — 53.6 KiB — 292 ms — h2https://penzu.com/_next/static/chunks/1255-248bb39a7979b323.js/_next/static/chunks/1255-248bb39a7... https://penzu.com/_next/static/chunks/1255-248bb39a7979b323.js — 200 — 45.4 KiB — 289 ms — h2https://penzu.com/_next/static/chunks/main-app-23d052ebd024276b.js/_next/static/chunks/main-app-23d05... https://penzu.com/_next/static/chunks/main-app-23d052ebd024276b.js — 200 — 673 B — 284 ms — h2https://penzu.com/_next/static/chunks/1356-49295ddec4df9559.js/_next/static/chunks/1356-49295ddec... https://penzu.com/_next/static/chunks/1356-49295ddec4df9559.js — 200 — 5.6 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/2619-438d7f127d133662.js/_next/static/chunks/2619-438d7f127... https://penzu.com/_next/static/chunks/2619-438d7f127d133662.js — 200 — 3.6 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/5082-1a5453196af2fa70.js/_next/static/chunks/5082-1a5453196... https://penzu.com/_next/static/chunks/5082-1a5453196af2fa70.js — 200 — 6.6 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/9550-e2d9164e0f56a127.js/_next/static/chunks/9550-e2d9164e0... https://penzu.com/_next/static/chunks/9550-e2d9164e0f56a127.js — 200 — 6.4 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/app/(default)/layout-3229abee30e009cd.js/_next/static/chunks/app/(default)/... https://penzu.com/_next/static/chunks/app/(default)/layout-3229abee30e009cd.js — 200 — 3.5 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/c857e369-da905be1d23b2b43.js/_next/static/chunks/c857e369-da905... https://penzu.com/_next/static/chunks/c857e369-da905be1d23b2b43.js — 200 — 91.0 KiB — 382 ms — h2https://penzu.com/_next/static/chunks/5376-95f546b06523f61a.js/_next/static/chunks/5376-95f546b06... https://penzu.com/_next/static/chunks/5376-95f546b06523f61a.js — 200 — 7.4 KiB — 370 ms — h2https://penzu.com/_next/static/chunks/6977-20282cc18192adb7.js/_next/static/chunks/6977-20282cc18... https://penzu.com/_next/static/chunks/6977-20282cc18192adb7.js — 200 — 11.5 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/app/(default)/page-70f993b44946118a.js/_next/static/chunks/app/(default)/... https://penzu.com/_next/static/chunks/app/(default)/page-70f993b44946118a.js — 200 — 540 B — 370 ms — h2https://penzu.com/_next/static/chunks/343-df1ad247851217d3.js/_next/static/chunks/343-df1ad24785... https://penzu.com/_next/static/chunks/343-df1ad247851217d3.js — 200 — 14.9 KiB — 370 ms — h2https://penzu.com/_next/static/chunks/app/global-error-7e8daf17d1a8e40d.js/_next/static/chunks/app/global-err... https://penzu.com/_next/static/chunks/app/global-error-7e8daf17d1a8e40d.js — 200 — 1.1 KiB — 378 ms — h2https://penzu.com/_next/static/chunks/2297-12aebb60c65859fb.js/_next/static/chunks/2297-12aebb60c... https://penzu.com/_next/static/chunks/2297-12aebb60c65859fb.js — 200 — 24.5 KiB — 379 ms — h2https://penzu.com/_next/static/chunks/6758-6a77387ded244a17.js/_next/static/chunks/6758-6a77387de... https://penzu.com/_next/static/chunks/6758-6a77387ded244a17.js — 200 — 12.2 KiB — 378 ms — h2https://penzu.com/_next/static/chunks/5330-949c0efee883f34b.js/_next/static/chunks/5330-949c0efee... https://penzu.com/_next/static/chunks/5330-949c0efee883f34b.js — 200 — 3.1 KiB — 378 ms — h2https://penzu.com/_next/static/chunks/5827-68d73673c4d10db3.js/_next/static/chunks/5827-68d73673c... https://penzu.com/_next/static/chunks/5827-68d73673c4d10db3.js — 200 — 25.5 KiB — 383 ms — h2https://penzu.com/_next/static/chunks/app/layout-8fb522518b4ecaf2.js/_next/static/chunks/app/layout-8fb... https://penzu.com/_next/static/chunks/app/layout-8fb522518b4ecaf2.js — 200 — 2.3 KiB — 379 ms — h2https://penzu.com/_next/static/chunks/app/not-found-53eac3a3f87e3335.js/_next/static/chunks/app/not-found-... https://penzu.com/_next/static/chunks/app/not-found-53eac3a3f87e3335.js — 200 — 3.7 KiB — 379 ms — h2https://penzu.com/_next/static/chunks/943.acef01ca6d07b603.js/_next/static/chunks/943.acef01ca6d... https://penzu.com/_next/static/chunks/943.acef01ca6d07b603.js — 200 — 748 B — 377 ms — h2https://penzu.com/_next/static/chunks/5594.77e41d7f0e7e558b.js/_next/static/chunks/5594.77e41d7f0... https://penzu.com/_next/static/chunks/5594.77e41d7f0e7e558b.js — 200 — 1.8 KiB — 378 ms — h2
0 ms 500 ms 1.0 s 1.5 s 2.0 s 2.5 s FCP 861 ms LCP 2.4 shttps://penzu.com// https://penzu.com/ — 200 — 44.9 KiB — 488 ms — h2https://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff2/_next/static/media/1f3fe8c6df3d47c... https://penzu.com/_next/static/media/1f3fe8c6df3d47c1-s.p.woff2 — 200 — 95.8 KiB — 302 ms — h2https://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2/_next/static/media/e4af272ccee01ff... https://penzu.com/_next/static/media/e4af272ccee01ff0-s.p.woff2 — 200 — 47.7 KiB — 384 ms — h2https://penzu.com/_next/static/css/2ff163e3720bf447.css/_next/static/css/2ff163e3720bf447.... https://penzu.com/_next/static/css/2ff163e3720bf447.css — 200 — 15.1 KiB — 289 ms — h2https://penzu.com/_next/static/css/bee9e1170c7ea52e.css/_next/static/css/bee9e1170c7ea52e.... https://penzu.com/_next/static/css/bee9e1170c7ea52e.css — 200 — 2.7 KiB — 289 ms — h2https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fhero-image-03.9070c3b3.jpg&w=640&q=75/_next/image?url=%2F_next%2Fstatic%... https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fhero-image-03.9070c3b3.jpg&w=640&q=75 — 200 — 11.5 KiB — 291 ms — h2https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fpenzu-logo-white.b5f20c3f.png&w=128&q=75/_next/image?url=%2F_next%2Fstatic%... https://penzu.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fpenzu-logo-white.b5f20c3f.png&w=128&q=75 — 200 — 2.6 KiB — 288 ms — h2https://penzu.com/_next/static/chunks/webpack-f83f81a2bedd416f.js/_next/static/chunks/webpack-f83f81... https://penzu.com/_next/static/chunks/webpack-f83f81a2bedd416f.js — 200 — 2.5 KiB — 287 ms — h2https://penzu.com/_next/static/chunks/4bd1b696-2344c7e56caf6588.js/_next/static/chunks/4bd1b696-2344c... https://penzu.com/_next/static/chunks/4bd1b696-2344c7e56caf6588.js — 200 — 53.6 KiB — 292 ms — h2https://penzu.com/_next/static/chunks/1255-248bb39a7979b323.js/_next/static/chunks/1255-248bb39a7... https://penzu.com/_next/static/chunks/1255-248bb39a7979b323.js — 200 — 45.4 KiB — 289 ms — h2https://penzu.com/_next/static/chunks/main-app-23d052ebd024276b.js/_next/static/chunks/main-app-23d05... https://penzu.com/_next/static/chunks/main-app-23d052ebd024276b.js — 200 — 673 B — 284 ms — h2https://penzu.com/_next/static/chunks/1356-49295ddec4df9559.js/_next/static/chunks/1356-49295ddec... https://penzu.com/_next/static/chunks/1356-49295ddec4df9559.js — 200 — 5.6 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/2619-438d7f127d133662.js/_next/static/chunks/2619-438d7f127... https://penzu.com/_next/static/chunks/2619-438d7f127d133662.js — 200 — 3.6 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/5082-1a5453196af2fa70.js/_next/static/chunks/5082-1a5453196... https://penzu.com/_next/static/chunks/5082-1a5453196af2fa70.js — 200 — 6.6 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/9550-e2d9164e0f56a127.js/_next/static/chunks/9550-e2d9164e0... https://penzu.com/_next/static/chunks/9550-e2d9164e0f56a127.js — 200 — 6.4 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/app/(default)/layout-3229abee30e009cd.js/_next/static/chunks/app/(default)/... https://penzu.com/_next/static/chunks/app/(default)/layout-3229abee30e009cd.js — 200 — 3.5 KiB — 286 ms — h2https://penzu.com/_next/static/chunks/c857e369-da905be1d23b2b43.js/_next/static/chunks/c857e369-da905... https://penzu.com/_next/static/chunks/c857e369-da905be1d23b2b43.js — 200 — 91.0 KiB — 382 ms — h2https://penzu.com/_next/static/chunks/5376-95f546b06523f61a.js/_next/static/chunks/5376-95f546b06... https://penzu.com/_next/static/chunks/5376-95f546b06523f61a.js — 200 — 7.4 KiB — 370 ms — h2https://penzu.com/_next/static/chunks/6977-20282cc18192adb7.js/_next/static/chunks/6977-20282cc18... https://penzu.com/_next/static/chunks/6977-20282cc18192adb7.js — 200 — 11.5 KiB — 285 ms — h2https://penzu.com/_next/static/chunks/app/(default)/page-70f993b44946118a.js/_next/static/chunks/app/(default)/... https://penzu.com/_next/static/chunks/app/(default)/page-70f993b44946118a.js — 200 — 540 B — 370 ms — h2https://penzu.com/_next/static/chunks/343-df1ad247851217d3.js/_next/static/chunks/343-df1ad24785... https://penzu.com/_next/static/chunks/343-df1ad247851217d3.js — 200 — 14.9 KiB — 370 ms — h2https://penzu.com/_next/static/chunks/app/global-error-7e8daf17d1a8e40d.js/_next/static/chunks/app/global-err... https://penzu.com/_next/static/chunks/app/global-error-7e8daf17d1a8e40d.js — 200 — 1.1 KiB — 378 ms — h2https://penzu.com/_next/static/chunks/2297-12aebb60c65859fb.js/_next/static/chunks/2297-12aebb60c... https://penzu.com/_next/static/chunks/2297-12aebb60c65859fb.js — 200 — 24.5 KiB — 379 ms — h2https://penzu.com/_next/static/chunks/6758-6a77387ded244a17.js/_next/static/chunks/6758-6a77387de... https://penzu.com/_next/static/chunks/6758-6a77387ded244a17.js — 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HTML JavaScript CSS Images Fonts XHR/Fetch Other
Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
39% of JavaScript execution is third-party
First-party Third-party 114ms · 163KB · €2/mo
Google Tag Manager
Tag Manager
Optional
Execution 64ms
Transfer 163 KB
Unused 41%
Monthly Cost €1/mo
Unattributable
Other
Optional
Execution 50ms
Transfer 0 KB
Monthly Cost €1/mo

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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