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.
3.30 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
7.69 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
406 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.
5.18 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.
7.71 s
Page Load Progression
DJS Execution CostAction2105ms total JS executionFIX
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://www.redditstatic.com/ads/pixel.js | 450ms | 396ms | 5ms | 3rd |
| https://aiseomate.com/_next/static/chunks/2117-d94a12a0c0779c1b.js | 396ms | 357ms | 9ms | 1st |
| Unattributable | 376ms | 8ms | 0ms | 1st |
| https://aiseomate.com/ | 350ms | 9ms | 17ms | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-GX4TNFZZL3 | 314ms | 205ms | 50ms | 3rd |
| https://aiseomate.com/_next/static/chunks/fd9d1056-4c7c47cd4dd0ca36.js | 219ms | 197ms | 17ms | 1st |
BThird-Party Impact51% third-party, 0 ms blockingREVIEW
BImage Optimization27 images, 0 KB saveableREVIEW
BJS Bundles26 scripts, 68 KB unusedREVIEW
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://www.googletagmanager.com/gtag/js?id=G-GX4TNFZZL3 | 161 KB | 68 KB (42%) | ✓ | 3rd |
| https://aiseomate.com/_next/static/chunks/webpack-3dfa3f792f712b64.js | 2 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/fd9d1056-4c7c47cd4dd0ca36.js | 53 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/2117-d94a12a0c0779c1b.js | 31 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/main-app-5294d1645fe5526e.js | 0 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/5816-f5a94d8676b89aff.js | 12 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/605-d0f69b404d2e29fc.js | 10 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/2972-7942b33c07d2f7f2.js | 9 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/6499-dcbd20a27fe2c86f.js | 8 KB | — | ✓ | 1st |
| https://aiseomate.com/_next/static/chunks/32-babf44be99ae8dce.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
BHTTP/3 (QUIC)HTTP/3 not advertisedREVIEW
BCompression AlgorithmMain response uses gzip; brotli would be ~20% smallerREVIEW
BMain HTML Cache-ControlCache-Control present but without max-ageREVIEW
BServer-Timing ObservabilityNo Server-Timing header foundREVIEW
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
BHTTP Cachings-maxage=31536000, stale-while-revalidateREVIEW
s-maxage=31536000, stale-while-revalidate
| Directive | Value | Meaning |
|---|---|---|
| s-maxage | 31536000 | CDN caches for 52 weeks |
| stale-while-revalidate | — | Serve stale while revalidating |
APage Weight Budget965 KB transferred, 81 requestsPASS
A+Text CompressionAll text resources are compressedPASS
A+Font Loading1 fonts (47 KB)PASS
Web fonts
1
47 KB total
Render-blocking
0
of 1
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+Server Response Intelligence2 server-response signal(s) detectedPASS
APage Weight Inventory81 resources · 965 KB · 68 KB savings availablePASS
~68.4 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 81 resources | 965.2 KiB | ||||||
Network Waterfall81 requests over 2300msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
www.redditstatic.com www.redditstatic.com | Other | 450ms | 20 KB | — | $6/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 314ms | 161 KB | 42% | $4/mo | Costly |
These scripts may cost more than they're worth
- www.redditstatic.com adds 450ms and costs ~$6/month
- Google Tag Manager adds 314ms and costs ~$4/month
www.redditstatic.com takes 450ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
Google Tag Manager takes 314ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev