Performance
· 21 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.
307 ms
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
1.57 s
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.
475 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.
1.59 s
Page Load Progression
DPage Weight BudgetAction2.3 MB transferred, 40 requestsFIX
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
DJS BundlesAction11 scripts, 420 KB unusedFIX
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://www.orderio.de/_next/static/chunks/1383.hhyn55un.js | 223 KB | 185 KB (83%) | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/10u3y4bw1ayzs.js | 222 KB | 88 KB (40%) | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/0njj.aq0r8e06.js | 147 KB | 65 KB (44%) | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/0d3shmwh5_nmn.js | 54 KB | 45 KB (85%) | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/0dgq26a5_oy.a.js | 50 KB | 37 KB (76%) | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/045g~0~zva_mv.js | 18 KB | — | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/turbopack-0w5fh8cxm3_j5.js | 11 KB | — | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/06-.c~-lsu12e.js | 24 KB | — | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/13fqd_-84u632.js | 27 KB | — | ✓ | 1st |
| https://www.orderio.de/_next/static/chunks/0tqwgxmy1yfw8.js | 7 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
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 InventoryAction40 resources · 2.3 MB · 420 KB savings availableFIX
~420.4 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 40 resources | 2.3 MiB | ||||||
BImage Optimization10 images, 0 KB saveableREVIEW
BHTTP/3 (QUIC)HTTP/3 not advertisedREVIEW
BCompression AlgorithmMain response uses gzip; brotli would be ~20% smallerREVIEW
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
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 ImpactNo third-party resourcesPASS
A+Text CompressionAll text resources are compressedPASS
A+JS Execution Cost419ms total JS executionPASS
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://www.orderio.de/ | 182ms | 4ms | 5ms | 1st |
| https://www.orderio.de/_next/static/chunks/10u3y4bw1ayzs.js | 140ms | 122ms | 5ms | 1st |
| Unattributable | 97ms | 5ms | 0ms | 1st |
A+Font Loading2 fonts (59 KB)PASS
Web fonts
2
59 KB total
Render-blocking
0
of 2
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 max-age=0 (≤ 5min) is appropriatePASS
A+Server Response Intelligence2 server-response signal(s) detectedPASS
Network Waterfall40 requests over 875msINFO
Image Optimization51 images, 2237 KB total, 347 KB wastedINFO
Image Optimization Audit
Total Images
51
Total Size
2237 KB
Oversized
6
Wasted
347 KB