Performance
· 27 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.
2.41 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
4.66 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
194 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.
2.78 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.
4.66 s
Page Load Progression
CJS Execution CostAction1458ms total JS executionREVIEW
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://karinderya.org/ | 433ms | 13ms | 6ms | 1st |
| Unattributable | 334ms | 112ms | 0ms | 1st |
| https://karinderya.org/_next/static/chunks/07at4hc4safx3.js | 258ms | 221ms | 29ms | 1st |
| https://karinderya.org/_next/static/chunks/2ol3y772gx7cv.js | 257ms | 220ms | 19ms | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-NTVLH493B5 | 95ms | 61ms | 31ms | 3rd |
| https://karinderya.org/_next/static/chunks/3pprlwicceboj.js | 82ms | 65ms | 5ms | 1st |
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
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+Page Weight Budget452 KB transferred, 34 requestsPASS
A+Third-Party Impact1% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
A+Image Optimization2 images, 0 KB saveablePASS
A+Font Loading2 fonts (132 KB)PASS
Web fonts
2
132 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+JS Bundles14 scripts, 26 KB unusedPASS
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://karinderya.org/_next/static/chunks/07at4hc4safx3.js | 70 KB | 26 KB (37%) | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/3pprlwicceboj.js | 16 KB | — | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/0ds9pipbdlvt7.js | 8 KB | — | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/1lh_n4qb0a08j.js | 3 KB | — | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/2ol3y772gx7cv.js | 44 KB | — | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/turbopack-3bwjlr1tfw7dv.js | 5 KB | — | ✓ | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-NTVLH493B5 | 0 KB | — | ✓ | 3rd |
| https://karinderya.org/_next/static/chunks/129umdk0_a6oi.js | 1 KB | — | ✓ | 1st |
| https://karinderya.org/_next/static/chunks/0-13gj62ir2o1.js | 4 KB | — | ✓ | 1st |
| https://pl31097381.profitableratecpmnetwork.com/9e/a9/fc/9ea9fca54855ad5e3da011aac959bc9b.js | 1 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
A+Resource CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource Hints5 hints, 0 missing preconnectsPASS
Current Resource Hints
5 resource hints configured
A+HTTP/3 (QUIC)HTTP/3 advertised via Alt-SvcPASS
A+Compression AlgorithmMain 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+Page Weight Inventory34 resources · 452 KB · 26 KB savings availablePASS
~26.0 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 34 resources | 452.4 KiB | ||||||
A+Render-Blocking ResourcesNo render-blocking resources detectedPASS
A+Third-Party ResourcesNo third-party resources detectedPASS
AJavaScript Blocking1 JS blocking issue(s) detectedPASS
A+CSS Performance DepthNo CSS performance depth issues detectedPASS
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
This site is hosted on green energy infrastructure
Provider: Cloudflare
Network Waterfall34 requests over 1569msINFO
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 | 95ms | 0 KB | — | €2/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 (2026-08-03 — 2026-08-30)
LCP (p75)
1807 ms
91% good
INP (p75)
0 ms
0% good
CLS (p75)
0.000
99% good
FCP (p75)
1807 ms
TTFB (p75)
560 ms
Image Optimization4 images, 207 KB total, 58 KB wastedINFO
Image Optimization Audit
Total Images
4
Total Size
207 KB
Oversized
1
Wasted
58 KB