Performance
· 23 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.
1.45 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
2.98 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
62 ms
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.008
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
2.50 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.
3.11 s
Page Load Progression
BPage Weight Budget1.1 MB transferred, 43 requestsREVIEW
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
BImage Optimization30 images, 0 KB saveableREVIEW
Set explicit width and height to prevent CLS.
Performance issues directly impact user engagement and conversion rates.
BJS Execution Cost812ms total JS executionREVIEW
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://fudinoo.hu/ | 237ms | 49ms | 3ms | 1st |
| Unattributable | 177ms | 7ms | 0ms | 1st |
| https://fudinoo.hu/js/app.js?id=c4fff5314f9407f7b5fcaf0cf0792ab3 | 155ms | 86ms | 16ms | 1st |
| https://connect.facebook.net/signals/config/3527143164106663?v=2.9.363&r=stable&domain=fudinoo.hu&hme=de91ab0f62915af60750e9ff269a9938d70054f827732c0fc5f10a02500a436d&ex_m=108%2C210%2C160%2C22%2C73%2C74%2C151%2C69%2C68%2C11%2C169%2C93%2C16%2C143%2C131%2C39%2C76%2C81%2C139%2C165%2C171%2C26%2C27%2C28%2C30%2C48%2C152%2C78%2C116%2C18%2C20%2C44%2C40%2C42%2C41%2C86%2C95%2C99%2C114%2C150%2C153%2C46%2C115%2C24%2C21%2C123%2C70%2C36%2C155%2C154%2C156%2C147%2C145%2C25%2C35%2C59%2C113%2C167%2C71%2C17%2C158%2C118%2C84%2C67%2C19%2C88%2C89%2C120%2C87%2C141%2C140%2C144%2C100%2C166%2C34%2C49%2C117%2C47%2C8%2C4%2C5%2C7%2C6%2C3%2C94%2C105%2C172%2C177%2C224%2C75%2C237%2C236%2C235%2C23%2C33%2C55%2C107%2C61%2C10%2C64%2C101%2C102%2C103%2C109%2C134%2C31%2C29%2C136%2C137%2C138%2C133%2C132%2C161%2C77%2C164%2C162%2C163%2C50%2C60%2C127%2C15%2C168%2C45%2C282%2C283%2C281%2C296%2C312%2C217%2C206%2C62%2C207%2C205%2C315%2C306%2C52%2C218%2C111%2C135%2C83%2C125%2C54%2C124%2C130%2C129%2C58%2C65%2C63%2C157%2C79%2C80%2C119%2C37%2C32%2C53%2C56%2C104%2C170%2C1%2C128%2C14%2C126%2C12%2C2%2C57%2C96%2C66%2C122%2C92%2C91%2C173%2C174%2C97%2C98%2C9%2C106%2C51%2C148%2C90%2C82%2C72%2C121%2C110%2C43%2C149%2C0%2C85%2C142%2C146%2C159%2C38%2C112%2C13%2C175 | 112ms | 94ms | 14ms | 3rd |
| https://connect.facebook.net/en_US/fbevents.js | 76ms | 62ms | 10ms | 3rd |
| https://www.googletagmanager.com/gtag/js?id=G-ZT89HMBJNB | 55ms | 34ms | 13ms | 3rd |
CJS BundlesAction5 scripts, 287 KB unusedREVIEW
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://fudinoo.hu/js/app.js?id=c4fff5314f9407f7b5fcaf0cf0792ab3 | 192 KB | 139 KB (73%) | ✓ | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-ZT89HMBJNB | 163 KB | 65 KB (40%) | ✓ | 3rd |
| https://connect.facebook.net/signals/config/3527143164106663?v=2.9.363&r=stable&domain=fudinoo.hu&hme=de91ab0f62915af60750e9ff269a9938d70054f827732c0fc5f10a02500a436d&ex_m=108%2C210%2C160%2C22%2C73%2C74%2C151%2C69%2C68%2C11%2C169%2C93%2C16%2C143%2C131%2C39%2C76%2C81%2C139%2C165%2C171%2C26%2C27%2C28%2C30%2C48%2C152%2C78%2C116%2C18%2C20%2C44%2C40%2C42%2C41%2C86%2C95%2C99%2C114%2C150%2C153%2C46%2C115%2C24%2C21%2C123%2C70%2C36%2C155%2C154%2C156%2C147%2C145%2C25%2C35%2C59%2C113%2C167%2C71%2C17%2C158%2C118%2C84%2C67%2C19%2C88%2C89%2C120%2C87%2C141%2C140%2C144%2C100%2C166%2C34%2C49%2C117%2C47%2C8%2C4%2C5%2C7%2C6%2C3%2C94%2C105%2C172%2C177%2C224%2C75%2C237%2C236%2C235%2C23%2C33%2C55%2C107%2C61%2C10%2C64%2C101%2C102%2C103%2C109%2C134%2C31%2C29%2C136%2C137%2C138%2C133%2C132%2C161%2C77%2C164%2C162%2C163%2C50%2C60%2C127%2C15%2C168%2C45%2C282%2C283%2C281%2C296%2C312%2C217%2C206%2C62%2C207%2C205%2C315%2C306%2C52%2C218%2C111%2C135%2C83%2C125%2C54%2C124%2C130%2C129%2C58%2C65%2C63%2C157%2C79%2C80%2C119%2C37%2C32%2C53%2C56%2C104%2C170%2C1%2C128%2C14%2C126%2C12%2C2%2C57%2C96%2C66%2C122%2C92%2C91%2C173%2C174%2C97%2C98%2C9%2C106%2C51%2C148%2C90%2C82%2C72%2C121%2C110%2C43%2C149%2C0%2C85%2C142%2C146%2C159%2C38%2C112%2C13%2C175 | 148 KB | 46 KB (31%) | ✓ | 3rd |
| https://connect.facebook.net/en_US/fbevents.js | 104 KB | 37 KB (36%) | ✓ | 3rd |
| https://cdn.cookie-script.com/s/63c13a70b2dfc94ec518c27f2101a0b0.js | 32 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
BHTTP/3 (QUIC)HTTP/3 not advertisedREVIEW
BCompression AlgorithmMain response uses gzip; brotli would be ~20% smallerREVIEW
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
BPage Weight Inventory43 resources · 1.1 MB · 287 KB savings availableREVIEW
~286.6 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 43 resources | 1.1 MiB | ||||||
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
BHTTP Cachingno-cache, privateREVIEW
no-cache, private
| Directive | Value | Meaning |
|---|---|---|
| no-cache | — | Cache but always revalidate first |
| private | — | Only browser cache, not CDN/proxy |
AThird-Party Impact39% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
A+Font Loading3 fonts (46 KB)PASS
Web fonts
3
46 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 HintsNo optimization neededPASS
A+LCP Image PreloadLCP preload audit not availablePASS
A+Main HTML Cache-ControlMain HTML uses no-cache -- safe revalidate-on-request policyPASS
A+Server Response Intelligence2 server-response signal(s) detectedPASS
Network Waterfall43 requests over 3590msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
Facebook Pixel connect.facebook.net | Advertising | 112ms | 148 KB | 31% | Ft388/mo | Costly |
Facebook Pixel connect.facebook.net | Advertising | 76ms | 104 KB | 36% | Ft262/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 55ms | 163 KB | 40% | Ft189/mo | Costly |
These scripts may cost more than they're worth
- Facebook Pixel adds 112ms and costs ~Ft388/month
- Facebook Pixel adds 76ms and costs ~Ft262/month
- Google Tag Manager adds 55ms and costs ~Ft189/month
Facebook Pixel takes 112ms 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
Facebook Pixel takes 76ms 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 55ms 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
Real-User Performance (CrUX)Field metrics from the Chrome User Experience ReportINFO
Chrome User Experience (CrUX)
Real-user metrics from the Chrome UX Report (2026-06-28 — 2026-07-25)
LCP (p75)
1516 ms
94% good
INP (p75)
105 ms
92% good
CLS (p75)
0.010
99% good
FCP (p75)
1326 ms
TTFB (p75)
965 ms
Image Optimization31 images, 376 KB total, 76 KB wastedINFO
Image Optimization Audit
Total Images
31
Total Size
376 KB
Oversized
7
Wasted
76 KB