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Webpage Performance Test Result

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Core Web Vitals

This page details results from metrics that Google has deemed Core Web Vitals . For more information about these metrics and their significance, check out our Core Web Vitals Guide.

Observed Web Vitals Metrics (Collected in this WPT test run)

Largest Contentful Paint

2.14S

Cumulative Layout Shift

0.001

Total Blocking Time

.16S

Real-World Usage Metrics

Compare this WebPageTest run with browser-collected performance data for this site.

(Collected anonymously by Chrome browser from August 8, 2024 to September 4, 2024 | Full Report)

Largest Contentful Paint (LCP)

1.54S (good)

At 75th percentile of visits.

  • 91%
  • 9%
  • 1%

.60S better than this WPT test run's first view (2.14S). Why?

Cumulative Layout Shift (CLS)

0.19 (fair)

At 75th percentile of visits.

  • 69%
  • 10%
  • 21%

0.189 worse than this WPT test run's first view (0.001). Why?

Note: Why can real browser usage metrics vary from test run metrics?

Variance between your test run and real world usage is expected because a WebPageTest run uses a specific connection speed, and real world data spans all connection speeds. To closely match the p75 user in WebPageTest, try rerunning your test using a different connection speed.

Largest Contentful Paint (2139ms)

View as Filmstrip - View Video - About Largest Contentful Paint (LCP)

1900ms
2200ms
2300ms

LCP Event Summary

See full details

Time2139ms
Size266400px²
Typetext
Element TypeH1
Outer HTML<h1>First check VC for <br>technical founders solving <br>hard problems</h1>...

LCP: 2139 ms

Start Render
First Contentful Paint
Largest Contentful Paint
Layout Shift
DOM Interactive
DOM Content Loaded
On Load
Document Complete
Render Blocking Resource Insecure Request 3xx response4xx+ response
 Doesn't Belong to Main Doc 
Step_1 1: https://fly.vc/ 2: https://fly.vc/assets/css/site.css?v=10:32-06.09 3: https://fly.vc/assets/js/site.js?v=10:32-06.09 4: https://fly.vc/media/pages/portfolio/agemo/a9131e0392-1705674217/agemo.png 5: https://fly.vc/media/pages/portfolio/elea/05e2c61e28-1721125201/elea.png 6: https://fly.vc/media/pages/portfolio/lakera/564468d160-1697094745/lakera.png 7: https://cdn.jsdelivr.net/npm/@glidejs/glide@3.5.x/dist/css/glide.core.min.css 8: https://cdn.jsdelivr.net/npm/@glidejs/glide@3.5.x 9: https://fly.vc/media/pages/portfolio/terramate/45cad07892-1689162563/terramate.png 10: https://unpkg.com/smoothscroll-polyfill@0.4.4/dist/smoothscroll.js 11: https://fly.vc/assets/images/arrow.svg 12: https://fly.vc/assets/images/pattern-repeat.svg 13: https://www.googletagmanager.com/gtag/js?id=G-N363XFYG5N 14: https://fly.vc/assets/fonts/LabilGrotesk-Regular.woff2 15: https://fly.vc/assets/fonts/LabilGrotesk-Light.woff2 16: https://fly.vc/assets/fonts/GT-Alpina-Standard-Regular.woff2 17: https://fly.vc/assets/fonts/LabilGrotesk-Medium.woff2 18: https://fly.vc/media/pages/home/ef40af543f-1658877904/fly_pattern_01_02.mp4 19: https://fly.vc/media/pages/home/ef40af543f-1658877904/fly_pattern_01_02.mp4 20: https://stats.g.doubleclick.net/g/collect?v=2&tid=G-N363XFYG5N&cid=1471697434.1725615142&gtm=45je4940v893042739za200&aip=1&dma=0&gcd=13l3l3l3l1l1&npa=0&frm=0&tag_exp=0 21: https://analytics.google.com/g/collect?v=2&tid=G-N363XFYG5N&gtm=45je4940v893042739za200&_p=1725615140944&_gaz=1&gcd=13l3l3l3l1l1&npa=0&dma=0&tag_exp=0&cid=1471697434.1725615142&ul=en-us&sr=1920x1200&uaa=x86&uab=64&uafvl=%2520Not%2520A%253BBrand%3B99%7CChromium%3B128.0.0.0%7CGoogle%2520Chrome%3B128.0.0.0&uamb=0&uam=Model&uap=Unknown&uapv=0&uaw=0&are=1&pae=1&frm=0&pscdl=noapi&_s=1&sid=1725615141&sct=1&seg=0&dl=https%3A%2F%2Ffly.vc%2F&dt=Fly%20Ventures&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=1372 22: https://td.doubleclick.net/td/ga/rul?tid=G-N363XFYG5N&gacid=1471697434.1725615142&gtm=45je4940v893042739za200&dma=0&gcd=13l3l3l3l1l1&npa=0&pscdl=noapi&aip=1&fledge=1&frm=0&tag_exp=0&z=1422205195

Full LCP Event Information

  • time: 2139
  • size: 266400
  • element:
    • nodeName: H1
    • boundingRect:
      • x: 160
      • y: 200
      • width: 899.609375
      • height: 288
      • top: 200
      • right: 1059.609375
      • bottom: 488
      • left: 160
    • outerHTML: <h1>First check VC for <br>technical founders solving <br>hard problems</h1>
    • content: normal
  • type: text

Cumulative Layout Shift (0.001)

View as Filmstrip - View Video - About Cumulative Layout Shift (CLS)

Window 1 (0.001)

Hover over any image to see the previous frame and the effect of the layout shift.

  • 1082ms (0.00120)

Total Blocking Time (159 ms)

About Total Blocking Time (TBT)


View in Chrome Dev Tools Performance Panel

Main Thread Blocking Time by Script Origin

Script Origin Blocking Time (ms)
www.googletagmanager.com156
fly.vc99