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Performance

· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
93
GRADE
A
FIX
1
REVIEW
1
PASS
13
INFO
2

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

Mobile Desktop
99
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.
81
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
100
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.

1.20 s

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

1.54 s

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

84 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.

2.82 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.

2.13 s

Page Load Progression

511 ms
1.0 s
1.5 s
2.0 s
2.6 s
3.1 s
3.6 s
4.1 s
Checks
17
13 PASS 1 REVIEW 1 FIX
D
JS Execution Cost
Action
2205ms total JS execution
FIX
2205ms total JS execution
Warning::
https://beavercheck.com/: 1324ms CPU time
Warning::
Unattributable: 280ms CPU time
Warning::
https://beavercheck.com/static/js/alpine.min.js?v=...: 276ms CPU time
Warning::
https://beavercheck.com/static/js/components.js?v=...: 264ms CPU time
Info::
https://beavercheck.com/static/js/actions.js?v=966...: 62ms CPU time
Info::
Third-party scripts: 280ms (13% of total)

Main Thread Breakdown

Style & Layout 31% Other 29% Rendering 20% Script Evaluation 16%
ScriptTotalScriptingParse/CompileParty
https://beavercheck.com/1324ms14ms2ms1st
Unattributable280ms7ms0ms3rd
https://beavercheck.com/static/js/alpine.min.js?v=966aafa276ms243ms8ms1st
https://beavercheck.com/static/js/components.js?v=966aafa264ms44ms5ms1st
https://beavercheck.com/static/js/actions.js?v=966aafa62ms2ms2ms1st
B
Image Optimization
8 images, 0 KB saveable
REVIEW
8 images, 0 KB saveable
Info::
All images are well-optimized
8 images 14 KB
0 oversized -0 KB
8 legacy format
0 missing dimensions CLS risk
A+
Page Weight Budget
202 KB transferred, 23 requests
PASS
202 KB transferred, 23 requests
Info::
Page weighs 549 KB (202 KB transferred)
Info::
23 HTTP requests
Info::
Estimated 0.04 g CO2 per page load
202 KB / 2.4 MB budget
202 KB transferred
23 requests
0.04 g CO2 per page load
Fonts 95.4 KiB 47%
JavaScript 54.1 KiB 27%
HTML 19.7 KiB 10%
CSS 18.5 KiB 9%
Images 13.7 KiB 7%
Other 828 B 0%
Other 0 B 0%
0 2.4 MB 4.9 MB
Under budget
A+
Third-Party Impact
No third-party resources
PASS
No third-party resources
Info::
No third-party resources detected
No third-party resources detected — all resources are first-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
4 fonts (95 KB)
PASS
4 fonts (95 KB)
Info::
4 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

4

95 KB total

Render-blocking

0

of 4

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 FCP 1.2 s LCP 1.5 shttps://beavercheck.com/static/fonts/inter-400.woff2inter-400.woff2 https://beavercheck.com/static/fonts/inter-400.woff2 — 23.3 KiB — 208 ms — font-display: swaphttps://beavercheck.com/static/fonts/inter-600.woff2inter-600.woff2 https://beavercheck.com/static/fonts/inter-600.woff2 — 24.1 KiB — 209 ms — font-display: swaphttps://beavercheck.com/static/fonts/inter-500.woff2inter-500.woff2 https://beavercheck.com/static/fonts/inter-500.woff2 — 23.9 KiB — 211 ms — font-display: swaphttps://beavercheck.com/static/fonts/inter-700.woff2inter-700.woff2 https://beavercheck.com/static/fonts/inter-700.woff2 — 24.0 KiB — 217 ms — font-display: swap
inter-400.woff2 woff2 swap
Size 23 KB
Load time 208 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
inter-600.woff2 woff2 swap
Size 24 KB
Load time 209 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
inter-500.woff2 woff2 swap
Size 24 KB
Load time 211 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
inter-700.woff2 woff2 swap
Size 24 KB
Load time 217 ms
Start 1.5 s
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+
JS Bundles
6 scripts, 0 KB unused
PASS
6 scripts, 0 KB unused
0 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://beavercheck.com/static/js/htmx.min.js?v=966aafa19 KB—✓1st
https://beavercheck.com/static/js/htmx-config.js?v=966aafa0 KB—✓1st
https://beavercheck.com/static/js/components.js?v=966aafa6 KB—✓1st
https://beavercheck.com/static/js/alpine.min.js?v=966aafa22 KB—✓1st
https://beavercheck.com/static/js/app.js?v=966aafa4 KB—✓1st
https://beavercheck.com/static/js/actions.js?v=966aafa3 KB—✓1st
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
23 resources · 202 KB · 0 KB savings available
PASS
23 resources · 202 KB · 0 KB savings available
Info::
Within 1MB page-weight target
Got: 202 KB
23 resources · 202.2 KiB · 0 third-party Within 1MB page-weight target
Font 47% · 95.4 KiB
JavaScript 27% · 54.1 KiB
Document 10% · 19.7 KiB
CSS 9% · 18.5 KiB
Image 7% · 13.7 KiB
Other 0% · 828 B
A+
Render-Blocking Resources
No render-blocking resources detected
PASS
No render-blocking resources detected
Info::
No render-blocking resources detected in <head>
A+
Third-Party Resources
No third-party resources detected
PASS
No third-party resources detected
A+
Green Hosting
Whether the site is served from green-energy infrastructure
PASS

Green Hosting

This site is hosted on green energy infrastructure

Provider: OVHcloud

A
HTTP Caching
max-age=60 (1 minute)
PASS
max-age=60 (1 minute)
Info::
Cache-Control header is set
Got: public, max-age=60
Info::
Effective TTL: 1 minute (max-age=60)
Info::
No ETag or Last-Modified header
Conditional requests (304 Not Modified) are not possible without validators.
Cache-Control

public, max-age=60

DirectiveValueMeaning
public—Any cache may store this response
max-age60Cache for 1 minute
Effective TTL: 60 seconds
Network Waterfall
23 requests over 1773ms
INFO
0 ms 500 ms 1.0 s 1.5 s FCP 1.2 s LCP 1.5 shttps://beavercheck.com// https://beavercheck.com/ — 200 — 19.7 KiB — 1.2 s — h2https://beavercheck.com/static/css/output.css?v=966aafa/static/css/output.css?v=966aafa https://beavercheck.com/static/css/output.css?v=966aafa — 200 — 18.5 KiB — 371 ms — h2https://beavercheck.com/static/js/htmx.min.js?v=966aafa/static/js/htmx.min.js?v=966aafa https://beavercheck.com/static/js/htmx.min.js?v=966aafa — 200 — 18.6 KiB — 370 ms — h2https://beavercheck.com/static/img/beaver.svg/static/img/beaver.svg https://beavercheck.com/static/img/beaver.svg — 200 — 2.0 KiB — 374 ms — h2https://beavercheck.com/static/js/htmx-config.js?v=966aafa/static/js/htmx-config.js?v=966aafa https://beavercheck.com/static/js/htmx-config.js?v=966aafa — 200 — 367 B — 361 ms — h2https://beavercheck.com/static/js/components.js?v=966aafa/static/js/components.js?v=966aafa https://beavercheck.com/static/js/components.js?v=966aafa — 200 — 6.1 KiB — 396 ms — h2https://beavercheck.com/static/js/alpine.min.js?v=966aafa/static/js/alpine.min.js?v=966aafa https://beavercheck.com/static/js/alpine.min.js?v=966aafa — 200 — 22.0 KiB — 398 ms — h2https://beavercheck.com/static/js/app.js?v=966aafa/static/js/app.js?v=966aafa https://beavercheck.com/static/js/app.js?v=966aafa — 200 — 4.5 KiB — 552 ms — h2https://beavercheck.com/static/js/actions.js?v=966aafa/static/js/actions.js?v=966aafa https://beavercheck.com/static/js/actions.js?v=966aafa — 200 — 2.6 KiB — 555 ms — h2https://beavercheck.com/static/site.webmanifest/static/site.webmanifest https://beavercheck.com/static/site.webmanifest — 200 — 828 B — 617 ms — h2https://beavercheck.com/static/img/flags/br.svg/static/img/flags/br.svg https://beavercheck.com/static/img/flags/br.svg — 200 — 1.3 KiB — 409 ms — h2https://beavercheck.com/static/img/flags/nl.svg/static/img/flags/nl.svg https://beavercheck.com/static/img/flags/nl.svg — 200 — 329 B — 411 ms — h2https://beavercheck.com/static/img/flags/sg.svg/static/img/flags/sg.svg https://beavercheck.com/static/img/flags/sg.svg — 200 — 479 B — 412 ms — h2https://beavercheck.com/static/img/flags/es.svg/static/img/flags/es.svg https://beavercheck.com/static/img/flags/es.svg — 200 — 326 B — 413 ms — h2https://beavercheck.com/static/img/flags/us.svg/static/img/flags/us.svg https://beavercheck.com/static/img/flags/us.svg — 200 — 521 B — 414 ms — h2https://beavercheck.com/favicons/beavercheck.com.png/favicons/beavercheck.com.png https://beavercheck.com/favicons/beavercheck.com.png — 200 — 4.8 KiB — 208 ms — h2https://beavercheck.com/favicons/icetrayweedclub.com.png/favicons/icetrayweedclub.com.png https://beavercheck.com/favicons/icetrayweedclub.com.png — 200 — 3.9 KiB — 209 ms — h2https://beavercheck.com/static/fonts/inter-400.woff2/static/fonts/inter-400.woff2 https://beavercheck.com/static/fonts/inter-400.woff2 — 200 — 23.3 KiB — 208 ms — h2https://beavercheck.com/static/fonts/inter-600.woff2/static/fonts/inter-600.woff2 https://beavercheck.com/static/fonts/inter-600.woff2 — 200 — 24.1 KiB — 209 ms — h2https://beavercheck.com/static/fonts/inter-500.woff2/static/fonts/inter-500.woff2 https://beavercheck.com/static/fonts/inter-500.woff2 — 200 — 23.9 KiB — 211 ms — h2https://beavercheck.com/static/fonts/inter-700.woff2/static/fonts/inter-700.woff2 https://beavercheck.com/static/fonts/inter-700.woff2 — 200 — 24.0 KiB — 217 ms — h2https://beavercheck.com/static/img/beaver.svg/static/img/beaver.svg https://beavercheck.com/static/img/beaver.svg — 200 — 0 B — 4 ms — h2https://beavercheck.com/static/img/beaver.svg/static/img/beaver.svg https://beavercheck.com/static/img/beaver.svg — 200 — 0 B — 4 ms — h2
HTML JavaScript CSS Images Fonts XHR/Fetch Other
Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
13% of JavaScript execution is third-party
First-party Third-party 280ms · 0KB · €4/mo
Unattributable
Other
Costly
Execution 280ms
Transfer 0 KB
Monthly Cost €4/mo

These scripts may cost more than they're worth

  • Unattributable adds 280ms and costs ~€4/month

Unattributable takes 280ms 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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