Tools & Wizards About Us
fisica.net screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

fisica.net

FisicaNET - O site da Física | Prof. Alberto Ricardo Prass

Page Load Speed

3 sec in total

First Response

128 ms

Resources Loaded

2.6 sec

Page Rendered

321 ms

fisica.net screenshot

About Website

Visit fisica.net now to see the best up-to-date Fisica content for Norway and also check out these interesting facts you probably never knew about fisica.net

Conteúdo de Física para o ENEM e para os vestibulares. Encontre dicas, exercícios e provas antigas e estude Física para as provas.O objetivo da Física é descobrir as leis gerais da Natureza e esclarec...

Visit fisica.net

Key Findings

We analyzed Fisica.net page load time and found that the first response time was 128 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

fisica.net performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.149

76/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

fisica.net

128 ms

fisica.net

246 ms

gtm.js

74 ms

adsbygoogle.js

185 ms

js

101 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 12% of them (12 requests) were addressed to the original Fisica.net, 20% (21 requests) were made to Static.xx.fbcdn.net and 13% (14 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (589 ms) relates to the external source Facebook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 204.1 kB (16%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fisica.net main page is 1.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 687.1 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 80.2 kB

  • Original 97.2 kB
  • After minification 88.5 kB
  • After compression 17.0 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 80.2 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 28.5 kB

  • Original 454.1 kB
  • After minification 425.7 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. Fisica images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 88.7 kB

  • Original 687.1 kB
  • After minification 687.1 kB
  • After compression 598.4 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 88.7 kB or 13% of the original size.

CSS Optimization

-34%

Potential reduce by 6.6 kB

  • Original 19.2 kB
  • After minification 19.2 kB
  • After compression 12.6 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. Fisica.net needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (61%)

Requests Now

98

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fisica. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

fisica.net

fisica.net

128 ms

fisica.net

fisica.net

246 ms

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Accessibility Review

fisica.net accessibility score

96

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.

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

fisica.net best practices score

67

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

High

Page has valid source maps

SEO Factors

fisica.net SEO score

100

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

Language and Encoding

  • Language Detected

    PT

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fisica.net can be misinterpreted by Google and other search engines. Our service has detected that Portuguese 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 Fisica.net 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

fisica.net

Open Graph data is detected on the main page of Fisica. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: