Tools & Wizards About Us

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lacourt.dev

David's Blog

Page Load Speed

1.9 sec in total

First Response

230 ms

Resources Loaded

1.4 sec

Page Rendered

297 ms

About Website

Click here to check amazing Lacourt content. Otherwise, check out these important facts you probably never knew about lacourt.dev

David Lacourt's Blog. Posts about web technology, modern JavaScript frameworks, Agile methodologies, Software Craftmanship.

Visit lacourt.dev

Key Findings

We analyzed Lacourt.dev page load time and found that the first response time was 230 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

lacourt.dev performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value3.5 s

89/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.185

66/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

lacourt.dev

230 ms

lacourt.dev

298 ms

global.css

575 ms

prism-tomorrow.min.css

22 ms

es-module-shims.js

58 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 69% of them (11 requests) were addressed to the original Lacourt.dev, 13% (2 requests) were made to Fonts.gstatic.com and 6% (1 request) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (886 ms) belongs to the original domain Lacourt.dev.

Page Optimization Overview & Recommendations

Page size can be reduced by 21.9 kB (53%)

Content Size

41.7 kB

After Optimization

19.8 kB

  • HTML
  • Images

In fact, the total size of Lacourt.dev main page is 41.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. HTML takes 29.8 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 21.4 kB

  • Original 29.8 kB
  • After minification 29.4 kB
  • After compression 8.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 21.4 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 503 B

  • Original 11.9 kB
  • After minification 11.4 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Lacourt images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 9 (69%)

Requests Now

13

After Optimization

4

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lacourt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

lacourt.dev accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

lacourt.dev best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

lacourt.dev SEO score

100

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lacourt.dev can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lacourt.dev main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of Lacourt. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: