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.
1.30 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
5.74 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
6 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.
2.68 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.
6.31 s
Page Load Progression
FPage Weight BudgetAction10.4 MB transferred, 353 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
Remove unused CSS rules with tools like PurgeCSS to reduce stylesheet size.
CSS bundle is large — purge unused styles (PurgeCSS, Tailwind JIT) to reduce CSS payload.
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
FHTTP CachingActionNo cache headersFIX
No Cache-Control header
Adding a Cache-Control header can significantly improve repeat-visit performance.
BImage Optimization101 images, 0 KB saveableREVIEW
CJS Execution CostAction1658ms total JS executionREVIEW
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://conengagroup.com/en/ | 462ms | 4ms | 3ms | 1st |
| https://conengagroup.com/wp-includes/js/jquery/jquery.min.js?ver=3.7.1 | 270ms | 154ms | 10ms | 1st |
| https://conengagroup.com/wp-content/plugins/fusion-builder/assets/js/min/library/ScrollTrigger.js?ver=3.15.6 | 243ms | 44ms | 6ms | 1st |
| Unattributable | 240ms | 6ms | 0ms | 1st |
| https://conengagroup.com/wp-content/plugins/sitepress-multilingual-cms/dist/js/browser-redirect/app.js?ver=495000 | 175ms | 157ms | 13ms | 1st |
| https://conengagroup.com/wp-content/plugins/fusion-builder/assets/js/min/library/gsap.js?ver=3.15.6 | 153ms | 41ms | 7ms | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/swiper.js?ver=11.2.5 | 58ms | 31ms | 11ms | 1st |
| https://conengagroup.com/ | 57ms | 6ms | 5ms | 1st |
CJS BundlesAction139 scripts, 201 KB unusedREVIEW
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://matomo.conengagroup.com/matomo.js | 67 KB | 37 KB (56%) | ✓ | 3rd |
| https://conengagroup.com/wp-content/plugins/sitepress-multilingual-cms/dist/js/browser-redirect/app.js?ver=495000 | 59 KB | 29 KB (50%) | ✓ | 1st |
| https://conengagroup.com/wp-content/plugins/sitepress-multilingual-cms/dist/js/browser-redirect/app.js?ver=495000 | 0 KB | 29 KB (50%) | ✓ | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/swiper.js?ver=11.2.5 | 51 KB | 29 KB (56%) | ✓ | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/swiper.js?ver=11.2.5 | 0 KB | 29 KB (56%) | ✓ | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/jquery.ilightbox.js?ver=2.2.3 | 0 KB | 25 KB (86%) | ✓ | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/jquery.ilightbox.js?ver=2.2.3 | 30 KB | 25 KB (86%) | ✓ | 1st |
| https://conengagroup.com/wp-content/plugins/fusion-builder/assets/js/min/general/fusion-video.js?ver=3.15.6 | 1 KB | — | ✓ | 1st |
| https://conengagroup.com/wp-includes/js/jquery/jquery-migrate.min.js?ver=3.4.1 | 0 KB | — | ✓ | 1st |
| https://conengagroup.com/wp-content/themes/Avada/includes/lib/assets/min/js/library/modernizr.js?ver=3.3.1 | 12 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
BHTTP/3 (QUIC)HTTP/3 not advertisedREVIEW
BCompression AlgorithmMain response uses gzip; brotli would be ~20% smallerREVIEW
BMain HTML Cache-ControlNo Cache-Control header on main HTML responseREVIEW
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
CPage Weight InventoryAction353 resources · 10.4 MB · 201 KB savings availableREVIEW
~201.4 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 353 resources | 10.4 MiB | ||||||
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
A+Third-Party Impact1% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
A+Font Loading7 fonts (161 KB)PASS
Web fonts
7
161 KB total
Render-blocking
0
of 7
Dominant font-display
swap
Most common across fonts
Font loading timeline
- Convert to woff2 for ~30% smaller file size
- Convert to woff2 for ~30% smaller file size
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)
Fixing the unchecked items could save ~7 KB and ~14 ms
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+Server Response Intelligence2 server-response signal(s) detectedPASS
Network Waterfall353 requests over 1963msINFO
Image Optimization110 images, 12620 KB total, 639 KB wastedINFO
Image Optimization Audit
Total Images
110
Total Size
12620 KB
Oversized
6
Wasted
639 KB