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symfony2admingenerator.org screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

symfony2admingenerator.org

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Page Load Speed

634 ms in total

First Response

105 ms

Resources Loaded

278 ms

Page Rendered

251 ms

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About Website

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Key Findings

We analyzed Symfony2admingenerator.org page load time and found that the first response time was 105 ms and then it took 529 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

symfony2admingenerator.org performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

symfony2admingenerator.org

105 ms

reset.css

6 ms

normalize.css

23 ms

pages.css

22 ms

markdown.css

19 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 75% of them (15 requests) were addressed to the original Symfony2admingenerator.org, 10% (2 requests) were made to Github.com and 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (123 ms) belongs to the original domain Symfony2admingenerator.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 31.5 kB (24%)

Content Size

129.0 kB

After Optimization

97.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Symfony2admingenerator.org main page is 129.0 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. 15% of websites need less resources to load. Images take 72.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 12.5 kB

  • Original 16.1 kB
  • After minification 15.3 kB
  • After compression 3.7 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 12.5 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 266 B

  • Original 72.5 kB
  • After minification 72.2 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. Symfony 2 Admingenerator images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-81%

Potential reduce by 18.8 kB

  • Original 23.2 kB
  • After minification 15.3 kB
  • After compression 4.5 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. Symfony2admingenerator.org needs all CSS files to be minified and compressed as it can save up to 18.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (59%)

Requests Now

17

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Symfony 2 Admingenerator. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

symfony2admingenerator.org

symfony2admingenerator.org

105 ms

reset.css

reset.css

6 ms

normalize.css

normalize.css

23 ms

pages.css

pages.css

22 ms

markdown.css

markdown.css

19 ms

base_syntax.css

base_syntax.css

7 ms

syntax.css

syntax.css

9 ms

tabber.css

tabber.css

10 ms

cheat_sheet.css

cheat_sheet.css

18 ms

jquery.js

jquery.js

17 ms

jquery.tableofcontents.min.js

jquery.tableofcontents.min.js

39 ms

tabber.js

tabber.js

20 ms

list-preview.png

list-preview.png

86 ms

ga.js

ga.js

33 ms

edit-preview.png

edit-preview.png

84 ms

nav-rule.png

nav-rule.png

83 ms

displays.png

displays.png

123 ms

github.gif

github.gif

73 ms

twitter.png

twitter.png

99 ms

__utm.gif

__utm.gif

13 ms

Accessibility Review

symfony2admingenerator.org accessibility score

83

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

symfony2admingenerator.org best practices score

58

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

Browser errors were logged to the console

SEO Factors

symfony2admingenerator.org SEO score

67

Search Engine Optimization Advices

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 Symfony2admingenerator.org 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 Symfony2admingenerator.org 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

symfony2admingenerator.org

Open Graph description is not detected on the main page of Symfony 2 Admingenerator. 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: