Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

dcc.ufmg.br

DCC/UFMG – Departamento de Ciência da Computação da UFMG

Page Load Speed

7.2 sec in total

First Response

537 ms

Resources Loaded

6.4 sec

Page Rendered

265 ms

dcc.ufmg.br screenshot

About Website

Click here to check amazing DCC UFMG content for Brazil. Otherwise, check out these important facts you probably never knew about dcc.ufmg.br

Visit dcc.ufmg.br

Key Findings

We analyzed Dcc.ufmg.br page load time and found that the first response time was 537 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

dcc.ufmg.br performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value23.4 s

0/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.194

63/100

15%

TTI (Time to Interactive)

Value33.7 s

0/100

10%

Network Requests Diagram

dcc.ufmg.br

537 ms

1506 ms

css_ySmXQgesn9NPqSoCI27rqdaXQLh3EBF4Ocqzkmfmu6c.css

907 ms

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

924 ms

css_XnUrgL0CJZvtDCyssTX5y_hYmzm7VBxL_nloAlGK8O8.css

1021 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 80% of them (35 requests) were addressed to the original Dcc.ufmg.br, 18% (8 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Dcc.ufmg.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 523.2 kB (31%)

Content Size

1.7 MB

After Optimization

1.2 MB

In fact, the total size of Dcc.ufmg.br main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 63.1 kB

  • Original 76.4 kB
  • After minification 70.4 kB
  • After compression 13.3 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 63.1 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 33.9 kB

  • Original 1.1 MB
  • After minification 1.0 MB

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. DCC UFMG images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 260.8 kB

  • Original 334.2 kB
  • After minification 242.1 kB
  • After compression 73.5 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 260.8 kB or 78% of the original size.

CSS Optimization

-82%

Potential reduce by 165.4 kB

  • Original 202.2 kB
  • After minification 195.2 kB
  • After compression 36.7 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. Dcc.ufmg.br needs all CSS files to be minified and compressed as it can save up to 165.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (38%)

Requests Now

34

After Optimization

21

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DCC UFMG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dcc.ufmg.br accessibility score

88

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

dcc.ufmg.br best practices score

83

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

dcc.ufmg.br SEO score

75

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Document doesn't have a valid hreflang

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

    PT

  • Language Claimed

    PT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dcc.ufmg.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it matches the claimed language. Our system also found out that Dcc.ufmg.br 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 DCC UFMG. 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: