Tools & Wizards About Us
carboniferametropolitana.com.br screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

carboniferametropolitana.com.br

Carbonífera Metropolitana S/A - Mineração de Carvão

Page Load Speed

5.4 sec in total

First Response

1.4 sec

Resources Loaded

3.8 sec

Page Rendered

150 ms

carboniferametropolitana.com.br screenshot

About Website

Click here to check amazing Carbonifera Metropolitana content for Brazil. Otherwise, check out these important facts you probably never knew about carboniferametropolitana.com.br

A Carbonífera Metropolitana é uma empresa de mineração que preza, acima de tudo, pelas pessoas, ética nos negócios, responsabilidade econômica, social e ambiental. Como mineradora, a empresa produz ca...

Visit carboniferametropolitana.com.br

Key Findings

We analyzed Carboniferametropolitana.com.br page load time and found that the first response time was 1.4 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

carboniferametropolitana.com.br performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value17.5 s

0/100

25%

SI (Speed Index)

Value6.5 s

38/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.179

68/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

carboniferametropolitana.com.br

1425 ms

carboniferametropolitana.com.br

632 ms

default.css

140 ms

jquery.fancybox-1.3.4.css

277 ms

flexslider.css

404 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 74% of them (46 requests) were addressed to the original Carboniferametropolitana.com.br, 16% (10 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Carboniferametropolitana.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 440.8 kB (16%)

Content Size

2.7 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carboniferametropolitana.com.br main page is 2.7 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. 45% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 13.6 kB

  • Original 18.1 kB
  • After minification 16.1 kB
  • After compression 4.6 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 2.0 kB, which is 11% 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 13.6 kB or 75% of the original size.

Image Optimization

-15%

Potential reduce by 389.9 kB

  • Original 2.6 MB
  • After minification 2.2 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. Obviously, Carbonifera Metropolitana needs image optimization as it can save up to 389.9 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-31%

Potential reduce by 36.0 kB

  • Original 114.3 kB
  • After minification 114.3 kB
  • After compression 78.3 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 36.0 kB or 31% of the original size.

CSS Optimization

-9%

Potential reduce by 1.4 kB

  • Original 15.4 kB
  • After minification 15.4 kB
  • After compression 14.0 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. Carboniferametropolitana.com.br has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (30%)

Requests Now

50

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carbonifera Metropolitana. 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.

Network Requests Diagram

carboniferametropolitana.com.br

carboniferametropolitana.com.br

1425 ms

carboniferametropolitana.com.br

carboniferametropolitana.com.br

632 ms

default.css

default.css

140 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

277 ms

flexslider.css

flexslider.css

404 ms

reveal.css

reveal.css

405 ms

modernizr.js

modernizr.js

407 ms

jquery.min.js

jquery.min.js

17 ms

jquery.util.js

jquery.util.js

462 ms

jquery.flash.js

jquery.flash.js

462 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

464 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

538 ms

jquery.reveal.js

jquery.reveal.js

540 ms

jquery.mask.js

jquery.mask.js

542 ms

default.js

default.js

543 ms

css

css

26 ms

css

css

37 ms

bg_topo.png

bg_topo.png

138 ms

logo.png

logo.png

138 ms

btn_portal.png

btn_portal.png

136 ms

btn_restrito.png

btn_restrito.png

136 ms

btn_webmail.png

btn_webmail.png

138 ms

hover_capa.png

hover_capa.png

138 ms

banner_32.jpg

banner_32.jpg

539 ms

banner_33.jpg

banner_33.jpg

805 ms

banner_34.jpg

banner_34.jpg

543 ms

banner_35.jpg

banner_35.jpg

812 ms

banner_36.jpg

banner_36.jpg

676 ms

banner_37.jpg

banner_37.jpg

678 ms

selo_ods.png

selo_ods.png

1212 ms

banner_finep_home.png

banner_finep_home.png

680 ms

d2lkdGg9ODgmaGVpZ2h0PTY2JnpjPTEmc3JjPWltZy9ldmVudG9zL2V2ZW50b180NC5qcGcmcT05OSZzZWN1cmU9e2J1cm59.jpg

d2lkdGg9ODgmaGVpZ2h0PTY2JnpjPTEmc3JjPWltZy9ldmVudG9zL2V2ZW50b180NC5qcGcmcT05OSZzZWN1cmU9e2J1cm59.jpg

818 ms

btn_saiba.png

btn_saiba.png

816 ms

ban_inf_mini.png

ban_inf_mini.png

816 ms

banner_fornecedor.png

banner_fornecedor.png

939 ms

ban_sistema.png

ban_sistema.png

948 ms

ban_iso01.png

ban_iso01.png

953 ms

ban_iso02.png

ban_iso02.png

952 ms

btn_tblhe.png

btn_tblhe.png

954 ms

ban_sobre.png

ban_sobre.png

1078 ms

btn_lgpd.png

btn_lgpd.png

1084 ms

ban_tratamento.png

ban_tratamento.png

1086 ms

ban_ambiental.png

ban_ambiental.png

1089 ms

ban_recuperacao.png

ban_recuperacao.png

1090 ms

ban_feitos.png

ban_feitos.png

1217 ms

img_icon_demonstracao.png

img_icon_demonstracao.png

1220 ms

separa_rodape.png

separa_rodape.png

1221 ms

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55 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff

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14 ms

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64 ms

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70 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVQ.woff

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45 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

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89 ms

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46 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

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88 ms

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53 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVQ.woff

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87 ms

bg_rodape.png

bg_rodape.png

1209 ms

btn_assinar.png

btn_assinar.png

1208 ms

analytics.js

analytics.js

37 ms

collect

collect

14 ms

js

js

65 ms

Accessibility Review

carboniferametropolitana.com.br accessibility score

69

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

carboniferametropolitana.com.br best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

carboniferametropolitana.com.br SEO score

69

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

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 Carboniferametropolitana.com.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 Carboniferametropolitana.com.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

carboniferametropolitana.com.br

Open Graph description is not detected on the main page of Carbonifera Metropolitana. 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: