Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

calculadoraonline.com.br

Calculadoras grátis e muito mais - Calculadora Online

Page Load Speed

1.6 sec in total

First Response

334 ms

Resources Loaded

1.1 sec

Page Rendered

218 ms

calculadoraonline.com.br screenshot

About Website

Visit calculadoraonline.com.br now to see the best up-to-date Calculadora Online content for Brazil and also check out these interesting facts you probably never knew about calculadoraonline.com.br

Calculadoras de qualidade para cálculos científicos, financeiros, matemáticos, escolares, comuns e muito mais!

Visit calculadoraonline.com.br

Key Findings

We analyzed Calculadoraonline.com.br page load time and found that the first response time was 334 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

calculadoraonline.com.br performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.345

32/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

Network Requests Diagram

calculadoraonline.com.br

334 ms

www.calculadoraonline.com.br

187 ms

gzip.php

13 ms

gzip.php

12 ms

gzip.php

11 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 67% of them (8 requests) were addressed to the original Calculadoraonline.com.br, 17% (2 requests) were made to Pagead2.googlesyndication.com and 8% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (334 ms) belongs to the original domain Calculadoraonline.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.2 kB (14%)

Content Size

359.9 kB

After Optimization

310.8 kB

In fact, the total size of Calculadoraonline.com.br main page is 359.9 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. 35% of websites need less resources to load. Javascripts take 294.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 49.1 kB

  • Original 66.0 kB
  • After minification 63.7 kB
  • After compression 16.9 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 49.1 kB or 74% of the original size.

JavaScript Optimization

-0%

Potential reduce by 57 B

  • Original 294.0 kB
  • After minification 293.9 kB
  • After compression 293.9 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.

Requests Breakdown

Number of requests can be reduced by 5 (63%)

Requests Now

8

After Optimization

3

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Calculadora Online. 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 as a result speed up the page load time.

Accessibility Review

calculadoraonline.com.br accessibility score

95

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.

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

Links do not have a discernible name

Best Practices

calculadoraonline.com.br best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

calculadoraonline.com.br SEO score

87

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

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 Calculadoraonline.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 Calculadoraonline.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

Open Graph description is not detected on the main page of Calculadora Online. 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: