Performance
· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.Performance-focused optimization plan with CWV assessment, top offenders, and time estimates
First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.
5.08 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
15.59 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
2.17 s
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.001
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
9.75 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.
17.61 s
Page Load Progression
FPage Weight BudgetAction4.4 MB transferred, 119 requestsFIX
Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.
Image bandwidth is high — modern formats (WebP/AVIF) and resizing typically cut it 50%+.
Source: web.dev
Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
JavaScript bundle is large — code-split routes and lazy-load off-screen components to defer.
Source: web.dev
Remove unused CSS rules with tools like PurgeCSS to reduce stylesheet size.
CSS bundle is large — purge unused styles (PurgeCSS, Tailwind JIT) to reduce CSS payload.
Source: web.dev
Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.
High HTTP request count — bundling, sprite-ing, and HTTP/2 server push can reduce per-request overhead.
Source: web.dev
FJS Execution CostAction8059ms total JS executionFIX
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://lit.link/_next/static/chunks/0av-hmfu48n0p.js | 3033ms | 2227ms | 35ms | 1st |
| https://lit.link/_next/static/chunks/10h6-s3ft2cv~.js | 665ms | 113ms | 7ms | 1st |
| Unattributable | 665ms | 91ms | 0ms | 3rd |
| https://www.googletagmanager.com/gtag/js?id=G-0PV16Y9CZG&cx=c>m=4e64k0 | 571ms | 493ms | 65ms | 3rd |
| https://lit.link/en | 534ms | 7ms | 17ms | 1st |
| https://www.googletagmanager.com/gtm.js?id=GTM-WWCB9FR | 432ms | 349ms | 66ms | 3rd |
| https://scripts.clarity.ms/0.8.59/clarity.js | 358ms | 206ms | 11ms | 3rd |
| https://analytics.tiktok.com/i18n/pixel/static/main.MWE0ZWQ3ZWQwOA.js | 306ms | 235ms | 65ms | 3rd |
| https://www.googletagmanager.com/gtag/destination?id=AW-463344572&cx=c>m=4e64k0 | 265ms | 214ms | 47ms | 3rd |
| https://lit.link/_next/static/chunks/15yr692vyfgln.js | 247ms | 13ms | 217ms | 1st |
Showing top 10 of 19 scripts
FJS BundlesAction40 scripts, 743 KB unusedFIX
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://lit.link/_next/static/chunks/15yr692vyfgln.js | 510 KB | 350 KB (69%) | ✓ | 1st |
| https://accounts.google.com/gsi/client | 96 KB | 71 KB (75%) | ✓ | 3rd |
| https://analytics.tiktok.com/i18n/pixel/static/main.MWE0ZWQ3ZWQwOA.js | 118 KB | 64 KB (54%) | ✓ | 3rd |
| https://www.googletagmanager.com/gtm.js?id=GTM-WWCB9FR | 165 KB | 62 KB (37%) | ✓ | 3rd |
| https://www.googletagmanager.com/gtag/destination?id=AW-463344572&cx=c>m=4e64k0 | 134 KB | 59 KB (44%) | ✓ | 3rd |
| https://lit.link/_next/static/chunks/0c~os0.fri.df.js | 90 KB | 59 KB (66%) | ✓ | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-0PV16Y9CZG&cx=c>m=4e64k0 | 173 KB | 58 KB (34%) | ✓ | 3rd |
| https://lit.link/_next/static/chunks/0av-hmfu48n0p.js | 69 KB | 20 KB (30%) | ✓ | 1st |
| https://www.google-analytics.com/analytics.js | 21 KB | — | ✓ | 3rd |
| https://d.line-scdn.net/n/line_tag/public/release/v1/lt.js | 10 KB | — | ✓ | 3rd |
Consider code splitting or tree shaking to reduce unused code.
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.
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.
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.
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.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
DPage Weight InventoryAction119 resources · 4.4 MB · 743 KB savings availableFIX
~743.1 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 119 resources | 4.4 MiB | ||||||
CImage OptimizationAction32 images, 0 KB saveableREVIEW
Set explicit width and height to prevent CLS.
Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.
Source: web.dev / Core Web Vitals
Set explicit width and height to prevent CLS.
Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.
Source: web.dev / Core Web Vitals
BHTTP Cachings-maxage=31536000REVIEW
s-maxage=31536000
| Directive | Value | Meaning |
|---|---|---|
| s-maxage | 31536000 | CDN caches for 52 weeks |
AThird-Party Impact33% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
A+Font Loading3 fonts (55 KB)PASS
Web fonts
3
55 KB total
Render-blocking
0
of 3
Dominant font-display
swap
Most common across fonts
Font loading timeline
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 CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource Hints8 hints, 0 missing preconnectsPASS
Current Resource Hints
8 resource hints configured
A+Render-Blocking ResourcesNo render-blocking resources detectedPASS
A+Third-Party ResourcesNo third-party resources detectedPASS
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
This site is hosted on green energy infrastructure
Provider: Google Cloud
Network Waterfall119 requests over 3997msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
Unattributable Unattributable | Other | 665ms | 0 KB | — | €7/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 571ms | 173 KB | 34% | €6/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 432ms | 165 KB | 37% | €5/mo | Costly |
Microsoft Clarity scripts.clarity.ms | Session Replay | 358ms | 26 KB | — | €4/mo | Costly |
analytics.tiktok.com analytics.tiktok.com | Other | 306ms | 118 KB | 54% | €3/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 265ms | 134 KB | 44% | €3/mo | Costly |
accounts.google.com accounts.google.com | Other | 219ms | 96 KB | 75% | €2/mo | Costly |
apis.google.com apis.google.com | Other | 139ms | 34 KB | — | €2/mo | Optional |
Google Fonts fonts.googleapis.com | Font | 81ms | 323 KB | — | €1/mo | Optional |
analytics.tiktok.com analytics.tiktok.com | Other | 68ms | 40 KB | — | €1/mo | Optional |
Twitter/X Pixel static.ads-twitter.com | Advertising | 61ms | 13 KB | — | €1/mo | Optional |
Google Analytics www.google-analytics.com | Analytics | 56ms | 21 KB | — | €1/mo | Optional |
These scripts may cost more than they're worth
- Unattributable adds 665ms and costs ~€7/month
- Google Tag Manager adds 571ms and costs ~€6/month
- Google Tag Manager adds 432ms and costs ~€5/month
- Microsoft Clarity adds 358ms and costs ~€4/month
- analytics.tiktok.com adds 306ms and costs ~€3/month
- Google Tag Manager adds 265ms and costs ~€3/month
- accounts.google.com adds 219ms and costs ~€2/month
Unattributable takes 665ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
Google Tag Manager takes 571ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
Google Tag Manager takes 432ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
Microsoft Clarity takes 358ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
analytics.tiktok.com takes 306ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
54% of analytics.tiktok.com's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev
Google Tag Manager takes 265ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
accounts.google.com takes 219ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
75% of accounts.google.com's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev