Performance
· 15 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.
587 ms
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
587 ms
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
3.96 s
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.015
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
5.75 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.
8.14 s
Page Load Progression
FPage Weight BudgetAction2.9 MB transferred, 249 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
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
FJS Execution CostAction11819ms total JS executionFIX
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://seekingalpha.com/samw/static/js/app.f0a73dff8.js | 7186ms | 6340ms | 50ms | 1st |
| https://client.px-cloud.net/PXxgCxM9By/main.min.js | 1209ms | 94ms | 8ms | 3rd |
| https://seekingalpha.com/samw/static/js/c.72006.8988c5a0b.js | 886ms | 818ms | 2ms | 1st |
| https://seekingalpha.com/xgCxM9By/captcha/PXxgCxM9By/captcha.js?a=captcha&m=0&u=53cbd070-3dbf-11f1-99dd-a57048e77f78&v=53d51639-3dbf-11f1-92ae-eeafbf0cab68 | 657ms | 573ms | 16ms | 1st |
| https://seekingalpha.com/ | 587ms | 13ms | 17ms | 1st |
| Unattributable | 430ms | 75ms | 0ms | 3rd |
| https://js-eu1.hs-analytics.net/analytics/1776802200000/139754362.js | 272ms | 192ms | 3ms | 3rd |
| https://seekingalpha.com/samw/static/js/c.88371.cf16ba480.js | 147ms | 63ms | 18ms | 1st |
| https://www.googletagmanager.com/gtm.js?id=GTM-MSK9R8B | 141ms | 105ms | 14ms | 3rd |
| https://seekingalpha.com/xgCxM9By/init.js | 115ms | 102ms | 7ms | 1st |
Showing top 10 of 12 scripts
FJS BundlesAction94 scripts, 777 KB unusedFIX
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://seekingalpha.com/samw/static/js/app.f0a73dff8.js | 410 KB | 185 KB (45%) | ✓ | 1st |
| https://seekingalpha.com/samw/static/js/c.88371.cf16ba480.js | 162 KB | 94 KB (58%) | ✓ | 1st |
| https://www.googletagmanager.com/gtag/js?id=G-KGRFF2R2C5&cx=c>m=4e64h1 | 174 KB | 71 KB (41%) | ✓ | 3rd |
| https://accounts.google.com/gsi/client | 96 KB | 70 KB (73%) | ✓ | 3rd |
| https://www.googletagmanager.com/gtm.js?id=GTM-MSK9R8B | 149 KB | 62 KB (42%) | ✓ | 3rd |
| https://seekingalpha.com/xgCxM9By/captcha/PXxgCxM9By/captcha.js?a=captcha&m=0&u=53cbd070-3dbf-11f1-99dd-a57048e77f78&v=53d51639-3dbf-11f1-92ae-eeafbf0cab68 | 264 KB | 49 KB (19%) | ✓ | 1st |
| https://seekingalpha.com/xgCxM9By/captcha/PXxgCxM9By/captcha.js?a=captcha&m=0&u=53cbd070-3dbf-11f1-99dd-a57048e77f78&v=53d51639-3dbf-11f1-92ae-eeafbf0cab68 | 0 KB | 49 KB (19%) | ✓ | 1st |
| https://connect.facebook.net/en_US/fbevents.js | 97 KB | 37 KB (38%) | ✓ | 3rd |
| https://client.px-cloud.net/PXxgCxM9By/main.min.js | 95 KB | 35 KB (36%) | ✓ | 3rd |
| https://client.px-cloud.net/PXxgCxM9By/main.min.js | 0 KB | 35 KB (36%) | ✓ | 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
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
FPage Weight InventoryAction249 resources · 2.9 MB · 777 KB savings availableFIX
~777.2 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 249 resources | 2.9 MiB | ||||||
BThird-Party Impact43% third-party, 0 ms blockingREVIEW
BImage Optimization50 images, 0 KB saveableREVIEW
BHTTP Cachingmax-age=0, publicREVIEW
max-age=0, public
| Directive | Value | Meaning |
|---|---|---|
| max-age | 0 | Cache for 0 seconds |
| public | — | Any cache may store this response |
A+Text CompressionAll text resources are compressedPASS
A+Font LoadingNo web fonts (system fonts)PASS
A+Resource CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource HintsNo optimization neededPASS
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
This site is hosted on green energy infrastructure
Provider: Axis12 Ltd
Network Waterfall249 requests over 13145msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
client.px-cloud.net client.px-cloud.net | Other | 1209ms | 0 KB | 36% | €21/mo | Costly |
Unattributable Unattributable | Other | 430ms | 0 KB | — | €7/mo | Costly |
js-eu1.hs-analytics.net js-eu1.hs-analytics.net | Other | 272ms | 44 KB | — | €5/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 141ms | 149 KB | 42% | €2/mo | Optional |
Google Tag Manager www.googletagmanager.com | Tag Manager | 111ms | 174 KB | 41% | €2/mo | Optional |
These scripts may cost more than they're worth
- client.px-cloud.net adds 1209ms and costs ~€21/month
- Unattributable adds 430ms and costs ~€7/month
- js-eu1.hs-analytics.net adds 272ms and costs ~€5/month
client.px-cloud.net takes 1209ms 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
Unattributable takes 430ms 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
js-eu1.hs-analytics.net takes 272ms 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