Access izzomusical.com.br. Izzo: Loja de Instrumentos Musicais, Acessórios e Suportes

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value4,720 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

izzomusical.com.br

13215 ms

config.css

3117 ms

jquery.lightbox-0.5.css

3226 ms

jquery.js

3423 ms

jquery.cookie.js

3201 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 89% of them (82 requests) were addressed to the original Izzomusical.com.br, 3% (3 requests) were made to S.ytimg.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (13.2 sec) belongs to the original domain Izzomusical.com.br.

Content Size

898.3 kB

After Optimization

356.8 kB

In fact, the total size of Izzomusical.com.br main page is 898.3 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. 25% of websites need less resources to load. Javascripts take 367.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 17.2 kB

Original 22.4 kB
After minification 19.4 kB
After compression 5.3 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. This page needs HTML code to be minified as it can gain 3.1 kB, which is 14% 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 17.2 kB or 77% of the original size.

Image Optimization

-7%

Potential reduce by 12.0 kB

Original 182.7 kB
After minification 170.7 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. Izzo Musical images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 241.3 kB

Original 367.2 kB
After minification 343.0 kB
After compression 125.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 241.3 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 271.0 kB

Original 325.9 kB
After minification 306.4 kB
After compression 54.9 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. Izzomusical.com.br needs all CSS files to be minified and compressed as it can save up to 271.0 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Izzo Musical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

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

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

High

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

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

PT
Language Claimed

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Izzomusical.com.br 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 Izzomusical.com.br main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

izzomusical.com.br

Open Graph description is not detected on the main page of Izzo Musical. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Izzo: Loja de Instrumentos Musicais, Acessórios e Suportes

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

izzomusical.com.br

config.css

jquery.lightbox-0.5.css

jquery.js

jquery.cookie.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

izzomusical.com.br

config.css

jquery.lightbox-0.5.css

jquery.js

jquery.cookie.js

swfobject.js

util.js

imprimir.js

funcoes.js

funcoesAjax.js

isEmpty.js

isEmail.js

popup.js

jquery.lightbox-0.5.js

formvalidator.js

formvalidator.css

print.js

util.css

structure.css

pages.css

form.css

bg-top.jpg

izzomusical.gif

bt-ok.gif

ico-area10.gif

ico-area11.gif

ico-area3.gif

ico-area2.gif

ico-area7.gif

ico-area1.gif

ico-area4.gif

ico-area8.gif

ico-area5.gif

ico-area6.gif

ico-area9.gif

catalogo.png

bt-twitter.jpg

bt-facebook.jpg

bt-youtube.jpg

vandoren.gif

duntop.gif

remo.gif

hercules.png