Performance
· 24 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.
326 ms
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
617 ms
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
0 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.
332 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.
617 ms
Page Load Progression
FPage Weight BudgetAction3.1 MB transferred, 30 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
BJS Bundles19 scripts, 96 KB unusedREVIEW
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://www.googletagmanager.com/gtag/js?id=G-EFL3DTTK2N | 176 KB | 71 KB (40%) | ✓ | 3rd |
| https://wordlecup.today/_next/static/chunks/863-03896aca7fb341e4.js | 27 KB | 25 KB (98%) | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/3462-c44a58760735fd77.js | 16 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/app/38-0/premier-league/page-5b4b420b8a422103.js | 1 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/main-app-88dd12e58254cdfd.js | 1 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/2972-7af9988f7bf43f1c.js | 9 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/8718-7467596e29a5437f.js | 6 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/29-b99fdc3f51cd0ddf.js | 4 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/fd9d1056-71ac27f956e1f29b.js | 53 KB | — | ✓ | 1st |
| https://wordlecup.today/_next/static/chunks/3349-8ae3203c2c2731d8.js | 10 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
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
CPage Weight InventoryAction30 resources · 3.1 MB · 96 KB savings availableREVIEW
~95.9 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 30 resources | 3.1 MiB | ||||||
BHTTP Cachingpublic, max-age=0, must-revalidateREVIEW
public, max-age=0, must-revalidate
| Directive | Value | Meaning |
|---|---|---|
| public | — | Any cache may store this response |
| max-age | 0 | Cache for 0 seconds |
| must-revalidate | — | Must recheck with server after expiry |
A+Third-Party Impact6% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
AImage Optimization2 images, 0 KB saveablePASS
A+JS Execution Cost308ms total JS executionPASS
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://wordlecup.today/38-0/premier-league/ | 80ms | 1ms | 1ms | 1st |
| Unattributable | 80ms | 22ms | 0ms | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-EFL3DTTK2N | 75ms | 59ms | 14ms | 3rd |
| https://wordlecup.today/_next/static/chunks/2117-2fd19270ec82db94.js | 73ms | 69ms | 2ms | 1st |
A+Font LoadingNo web fonts (system fonts)PASS
A+Resource CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource HintsNo optimization neededPASS
A+HTTP/3 (QUIC)HTTP/3 advertised via Alt-SvcPASS
A+Document CompressionDocument response uses brotliPASS
A+LCP Image PreloadLCP preload audit not availablePASS
A+Main HTML Cache-ControlMain HTML max-age=0 (≤ 5min) is appropriatePASS
A+Server Response Intelligence2 server-response signal(s) detectedPASS
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
This site is hosted on green energy infrastructure
Provider: Cloudflare
Asset CompressionNo text asset hosts to measureINFO
Network Waterfall30 requests over 973msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
Google Tag Manager www.googletagmanager.com | Tag Manager | 75ms | 176 KB | 40% | $1/mo | Optional |
Real-User Performance (CrUX)Field metrics from the Chrome User Experience ReportINFO
Chrome User Experience (CrUX)
Real-user metrics from the Chrome UX Report (2026-09-15 — 2026-10-12)
LCP (p75)
1559 ms
91% good
INP (p75)
186 ms
78% good
CLS (p75)
0.000
94% good
FCP (p75)
1516 ms
TTFB (p75)
697 ms
Image Optimization1 images, 0 KB total, 0 KB wastedINFO
Image Optimization Audit
Total Images
1
Total Size
0 KB