Performance

· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.

SCORE

GRADE

FIX

REVIEW

PASS

INFO

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

Mobile Desktop

Performance

Accessibility

Best Practices

100

SEO

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

2.32 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

5.70 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

50 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.

3.66 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.

5.78 s

Page Load Progression

375 ms

750 ms

1.1 s

1.5 s

1.9 s

2.2 s

2.6 s

3.0 s

Checks

11 PASS 2 REVIEW 2 FIX

Third-Party Impact

Action

100% third-party, 0 ms blocking

FIX

100% third-party, 0 ms blocking

Third-party code accounts for 100% of page weight (897.0 KiB of 897.4 KiB)

Third-party blocking time is low (0 ms)

100%

First-party Third-party

HTTP Caching

Action

No cache headers

FIX

No cache headers

No Cache-Control header found

Browsers will use heuristic caching, which can be unpredictable. Set explicit cache headers.

No Cache-Control header

Adding a Cache-Control header can significantly improve repeat-visit performance.

Image Optimization

19 images, 0 KB saveable

REVIEW

19 images, 0 KB saveable

All images are well-optimized

19 images 333 KB

0 oversized -0 KB

6 legacy format

0 missing dimensions CLS risk

JS Execution Cost

Action

1400ms total JS execution

REVIEW

1400ms total JS execution

https://www.videogamer.com/: 801ms CPU time

https://www.videogamer.com/cdn-cgi/challenge-platf...: 310ms CPU time

Unattributable: 289ms CPU time

Third-party scripts: 1400ms (100% of total)

Main Thread Breakdown

Script Evaluation 31% Other 27% Style & Layout 27% Parse HTML & CSS 7% Rendering 7%

Script	Total	Scripting	Parse/Compile	Party
https://www.videogamer.com/	801ms	148ms	14ms	3rd
https://www.videogamer.com/cdn-cgi/challenge-platform/scripts/jsd/main.js	310ms	297ms	4ms	3rd
Unattributable	289ms	7ms	0ms	3rd

Page Weight Budget

897 KB transferred, 57 requests

PASS

897 KB transferred, 57 requests

Page weighs 1.5 MB (897 KB transferred)

Fonts are 409 KB — consider subsetting or using system fonts

Subset fonts to include only used characters, or switch to system font stacks.

Got: 409 KB

57 HTTP requests

Estimated 0.18 g CO2 per page load

897 KB transferred

57 requests

0.18 g CO2 per page load

Fonts 408.8 KiB 46%

Images 332.9 KiB 37%

CSS 109.1 KiB 12%

HTML 28.0 KiB 3%

JavaScript 16.0 KiB 2%

Other 2.1 KiB 0%

Other 561 B 0%

0 2.4 MB 4.9 MB

Under budget

Subset fonts to include only used characters, or switch to system font stacks.

Why this matters

Font payload is large — subset to used glyphs only, or fall back to system fonts (zero load time).

Source: web.dev font loading

A+

Text Compression

All text resources are compressed

PASS

All text resources are compressed

All text resources are properly compressed.

A+

Font Loading

11 fonts (409 KB)

PASS

11 fonts (409 KB)

11 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

409 KB total

Render-blocking

of 11

Dominant font-display

swap

Most common across fonts

Font loading timeline

Transfer FOIT (block) FOUT (swap)

archivo-narrow-normal-l... woff2 swap

Size 16 KB

Load time 718 ms

Start 429 ms