Tools & Wizards About Us
jpgdev.com screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    95% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

jpgdev.com

Jean-Philippe Gauthier - JPG Dev - Développeur web senior

Page Load Speed

1.8 sec in total

First Response

321 ms

Resources Loaded

1.3 sec

Page Rendered

108 ms

jpgdev.com screenshot

About Website

Visit jpgdev.com now to see the best up-to-date JPG Dev content and also check out these interesting facts you probably never knew about jpgdev.com

Je suis un développeur web senior qui offre ses services en tant que freelancer. Programmation Backend PHP : Laravel, Code Igniter, Wordpress. Interactivité Frontend : jQuery, AJAX

Visit jpgdev.com

Key Findings

We analyzed Jpgdev.com page load time and found that the first response time was 321 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

jpgdev.com performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

jpgdev.com

321 ms

www.jpgdev.com

521 ms

bootstrap.min.css

443 ms

styles.css

176 ms

jquery.min.js

32 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 75% of them (6 requests) were addressed to the original Jpgdev.com, 13% (1 request) were made to Ajax.googleapis.com and 13% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (521 ms) belongs to the original domain Jpgdev.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 164.0 kB (66%)

Content Size

250.4 kB

After Optimization

86.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jpgdev.com main page is 250.4 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. Javascripts take 123.2 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 1.5 kB

  • Original 2.6 kB
  • After minification 2.2 kB
  • After compression 1.1 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. This page needs HTML code to be minified as it can gain 381 B, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.5 kB or 59% of the original size.

Image Optimization

-36%

Potential reduce by 621 B

  • Original 1.7 kB
  • After minification 1.1 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. Obviously, JPG Dev needs image optimization as it can save up to 621 B or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-48%

Potential reduce by 59.0 kB

  • Original 123.2 kB
  • After minification 123.2 kB
  • After compression 64.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 59.0 kB or 48% of the original size.

CSS Optimization

-84%

Potential reduce by 102.9 kB

  • Original 122.9 kB
  • After minification 122.8 kB
  • After compression 20.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Jpgdev.com needs all CSS files to be minified and compressed as it can save up to 102.9 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JPG Dev. According to our analytics all requests are already optimized.

Network Requests Diagram

jpgdev.com

jpgdev.com

321 ms

www.jpgdev.com

www.jpgdev.com

521 ms

bootstrap.min.css

bootstrap.min.css

443 ms

styles.css

styles.css

176 ms

jquery.min.js

jquery.min.js

32 ms

bootstrap.min.js

bootstrap.min.js

266 ms

Logo-2C-21px-TM.png

Logo-2C-21px-TM.png

210 ms

analytics.js

analytics.js

8 ms

Accessibility Review

jpgdev.com accessibility score

82

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

jpgdev.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

jpgdev.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jpgdev.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Jpgdev.com 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

jpgdev.com

Open Graph description is not detected on the main page of JPG Dev. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: