Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

symfony-live.com

Symfony Conferences

Page Load Speed

2.6 sec in total

First Response

296 ms

Resources Loaded

2 sec

Page Rendered

349 ms

symfony-live.com screenshot

About Website

Visit symfony-live.com now to see the best up-to-date Symfony Live content and also check out these interesting facts you probably never knew about symfony-live.com

Symfony Conferences are the place where the best developers meet to share experiences, learn, inspire and create community around the Symfony project.

Visit symfony-live.com

Key Findings

We analyzed Symfony-live.com page load time and found that the first response time was 296 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

symfony-live.com performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

symfony-live.com

296 ms

live.symfony.com

302 ms

reset-min.css

122 ms

bootstrap3.css

252 ms

landing.css

172 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Symfony-live.com, 58% (28 requests) were made to Live.symfony.com and 15% (7 requests) were made to Connect.sensiolabs.com. The less responsive or slowest element that took the longest time to load (706 ms) relates to the external source Live.symfony.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 350.8 kB (52%)

Content Size

668.8 kB

After Optimization

318.0 kB

In fact, the total size of Symfony-live.com main page is 668.8 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. 40% of websites need less resources to load. Javascripts take 286.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 16.3 kB

  • Original 21.8 kB
  • After minification 17.8 kB
  • After compression 5.5 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 4.0 kB, which is 18% 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 16.3 kB or 75% of the original size.

Image Optimization

-27%

Potential reduce by 66.5 kB

  • Original 244.9 kB
  • After minification 178.4 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. Obviously, Symfony Live needs image optimization as it can save up to 66.5 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 171.9 kB

  • Original 286.9 kB
  • After minification 248.8 kB
  • After compression 115.0 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 171.9 kB or 60% of the original size.

CSS Optimization

-83%

Potential reduce by 96.1 kB

  • Original 115.2 kB
  • After minification 96.4 kB
  • After compression 19.1 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. Symfony-live.com needs all CSS files to be minified and compressed as it can save up to 96.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (34%)

Requests Now

44

After Optimization

29

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Symfony Live. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

symfony-live.com accessibility score

94

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.

Best Practices

symfony-live.com 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

Low

Detected JavaScript libraries

SEO Factors

symfony-live.com SEO score

99

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Symfony-live.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Symfony-live.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

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