Performance
· 15 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.
823 ms
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
1.61 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
7 ms
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.058
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
995 ms
Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.
1.61 s
Page Load Progression
FPage Weight BudgetAction9.7 MB transferred, 179 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
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
DThird-Party ImpactAction86% third-party, 0 ms blockingFIX
DPage Weight InventoryAction179 resources · 9.7 MB · 151 KB savings availableFIX
~150.6 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 179 resources | 9.7 MiB | ||||||
BImage Optimization109 images, 0 KB saveableREVIEW
CJS Execution CostAction1634ms total JS executionREVIEW
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/03jmhctlp5uez.js | 424ms | 25ms | 2ms | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/07sotpfv949m6.js | 376ms | 316ms | 4ms | 1st |
| https://invideo.io/ | 330ms | 12ms | 6ms | 1st |
| Unattributable | 316ms | 6ms | 0ms | 3rd |
| https://invideo.io/cdn-cgi/challenge-platform/scripts/jsd/main.js | 82ms | 75ms | 1ms | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/08d99ozvfhouo.js | 56ms | 15ms | 4ms | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0f~3lq7hsjfv8.js | 51ms | 43ms | 3ms | 1st |
CJS BundlesAction35 scripts, 151 KB unusedREVIEW
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/117j5zfns1p14.js | 52 KB | 51 KB (99%) | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/009uh~4q4l597.js | 52 KB | 51 KB (99%) | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/07sotpfv949m6.js | 70 KB | 25 KB (35%) | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/08d99ozvfhouo.js | 52 KB | 24 KB (48%) | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/03h4p61m63233.js | 10 KB | — | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0iu9i8af--gvt.js | 19 KB | — | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0niyerswwbw9q.js | 2 KB | — | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0eh2lhrzg1tau.js | 13 KB | — | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0zul1sku1xeck.js | 7 KB | — | ✓ | 1st |
| https://invideo.io/pro-landing-pages-assets/_next/static/chunks/0~tdqfzsn7riw.js | 11 KB | — | ✓ | 1st |
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 Cachingmax-age=0,s-maxage=3600,must-revalidateREVIEW
max-age=0,s-maxage=3600,must-revalidate
| Directive | Value | Meaning |
|---|---|---|
| max-age | 0 | Cache for 0 seconds |
| s-maxage | 3600 | CDN caches for 1 hour |
| must-revalidate | — | Must recheck with server after expiry |
A+Text CompressionAll text resources are compressedPASS
A+Font Loading3 fonts (171 KB)PASS
Web fonts
3
171 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+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
This site is hosted on green energy infrastructure
Provider: Cloudflare
Network Waterfall179 requests over 2697msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
Unattributable Unattributable | Other | 316ms | 0 KB | — | $6/mo | Costly |
These scripts may cost more than they're worth
- Unattributable adds 316ms and costs ~$6/month
Unattributable takes 316ms 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