Tools & Wizards About Us
a12.com screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

a12.com

A12 - Conectados pela Fé

Page Load Speed

4.2 sec in total

First Response

354 ms

Resources Loaded

3.8 sec

Page Rendered

74 ms

a12.com screenshot

About Website

Visit a12.com now to see the best up-to-date A12 content for Brazil and also check out these interesting facts you probably never knew about a12.com

A12.com - Site oficial do Santuário Nacional de Aparecida, que traz notícias católicas, formação religiosa, liturgia diária, vela virtual, vídeos e mais conteúdos da Rede Aparecida de Comunicação.

Visit a12.com

Key Findings

We analyzed A12.com page load time and found that the first response time was 354 ms and then it took 3.8 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

a12.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value21.6 s

0/100

25%

SI (Speed Index)

Value15.9 s

0/100

10%

TBT (Total Blocking Time)

Value13,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.389

26/100

15%

TTI (Time to Interactive)

Value31.8 s

0/100

10%

Network Requests Diagram

www.a12.com

354 ms

adsbygoogle.js

298 ms

js

119 ms

gtm.js

243 ms

gpt.js

185 ms

Our browser made a total of 140 requests to load all elements on the main page. We found that 18% of them (25 requests) were addressed to the original A12.com, 53% (74 requests) were made to Images.a12.com and 6% (8 requests) were made to Revive.a12.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Images.a12.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 631.3 kB (7%)

Content Size

8.4 MB

After Optimization

7.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of A12.com main page is 8.4 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. Only a small number of websites need less resources to load. Images take 7.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 176.9 kB

  • Original 204.7 kB
  • After minification 150.2 kB
  • After compression 27.8 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 54.5 kB, which is 27% 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 176.9 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 6.0 kB

  • Original 7.0 MB
  • After minification 7.0 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. A12 images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 322.1 kB

  • Original 946.1 kB
  • After minification 946.1 kB
  • After compression 624.0 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 322.1 kB or 34% of the original size.

CSS Optimization

-49%

Potential reduce by 126.3 kB

  • Original 256.0 kB
  • After minification 255.6 kB
  • After compression 129.7 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. A12.com needs all CSS files to be minified and compressed as it can save up to 126.3 kB or 49% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (30%)

Requests Now

138

After Optimization

96

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 138 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A12. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.a12.com

www.a12.com

354 ms

adsbygoogle.js

adsbygoogle.js

298 ms

js

js

119 ms

gtm.js

gtm.js

243 ms

gpt.js

gpt.js

185 ms

r4youads.js

r4youads.js

112 ms

fbevents.js

fbevents.js

79 ms

hbkpkrxdlo

hbkpkrxdlo

112 ms

font.css

font.css

143 ms

slick.css

slick.css

422 ms

_skins.css

_skins.css

257 ms

wg-critical.min.css

wg-critical.min.css

229 ms

widgets.min.css

widgets.min.css

423 ms

website.min.css

website.min.css

240 ms

wg-skin.min.css

wg-skin.min.css

182 ms

asyncjs.php

asyncjs.php

832 ms

wg-critical.min.js

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268 ms

slick.min.js

slick.min.js

230 ms

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267 ms

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505 ms

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504 ms

font-awesome.min.css

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112 ms

beacon.js

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6 ms

clarity.js

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29 ms

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68 ms

js

js

233 ms

js

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262 ms

3660.js

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637 ms

destination

destination

530 ms

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903 ms

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1391 ms

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1421 ms

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107 ms

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79 ms

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user-icon.svg

378 ms

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1263 ms

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517 ms

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1441 ms

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128 ms

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441 ms

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440 ms

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Accessibility Review

a12.com accessibility score

74

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

[id] attributes on active, focusable elements are not unique

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

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

a12.com 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

a12.com SEO score

77

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A12.com can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it does not match the claimed English language. Our system also found out that A12.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

a12.com

Open Graph data is detected on the main page of A12. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: