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izc.com.co screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

izc.com.co

Proveedor de Tecnología | IZC Mayorista

Page Load Speed

4.4 sec in total

First Response

341 ms

Resources Loaded

3.7 sec

Page Rendered

306 ms

izc.com.co screenshot

About Website

Welcome to izc.com.co homepage info - get ready to check IZC best content for Colombia right away, or after learning these important things about izc.com.co

IZC Mayorista con 32 años de experiencia en Colombia. Distribuidores directos de Punto de venta, Seguridad electrónica, Flexografía y 8 industrias más

Visit izc.com.co

Key Findings

We analyzed Izc.com.co page load time and found that the first response time was 341 ms 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

izc.com.co performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

3/100

25%

SI (Speed Index)

Value22.9 s

0/100

10%

TBT (Total Blocking Time)

Value4,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value61.6 s

0/100

10%

Network Requests Diagram

izc.com.co

341 ms

AC_RunActiveContent.js

75 ms

Estilos.css

71 ms

mxkollection3.css

72 ms

base.js

76 ms

Our browser made a total of 240 requests to load all elements on the main page. We found that 53% of them (127 requests) were addressed to the original Izc.com.co, 15% (35 requests) were made to Static.xx.fbcdn.net and 6% (14 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (849 ms) relates to the external source Static.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 887.4 kB (37%)

Content Size

2.4 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Izc.com.co main page is 2.4 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. 80% 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. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 114.8 kB

  • Original 132.0 kB
  • After minification 88.9 kB
  • After compression 17.1 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 43.1 kB, which is 33% 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 114.8 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 61.0 kB

  • Original 1.2 MB
  • After minification 1.1 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. IZC images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 465.4 kB

  • Original 739.4 kB
  • After minification 679.0 kB
  • After compression 274.0 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 465.4 kB or 63% of the original size.

CSS Optimization

-83%

Potential reduce by 246.2 kB

  • Original 296.0 kB
  • After minification 276.3 kB
  • After compression 49.8 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. Izc.com.co needs all CSS files to be minified and compressed as it can save up to 246.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 107 (49%)

Requests Now

217

After Optimization

110

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 217 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IZC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 61 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

izc.com.co

izc.com.co

341 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

75 ms

Estilos.css

Estilos.css

71 ms

mxkollection3.css

mxkollection3.css

72 ms

base.js

base.js

76 ms

utility.js

utility.js

140 ms

style.js

style.js

138 ms

ibox.js

ibox.js

137 ms

lightbox.css

lightbox.css

106 ms

FormValidation.js

FormValidation.js

141 ms

FormValidation.js.php

FormValidation.js.php

232 ms

swfobject.js

swfobject.js

140 ms

estilos.css

estilos.css

170 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

144 ms

jquery.min.js

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31 ms

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180 ms

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180 ms

ddaccordion.js

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146 ms

css

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28 ms

conversion.js

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16 ms

common.css

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107 ms

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105 ms

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109 ms

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143 ms

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136 ms

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137 ms

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style.css

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92 ms

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331 ms

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206 ms

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29 ms

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postmessageRelay

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crawler.js

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Accessibility Review

izc.com.co accessibility score

66

Accessibility Issues

ARIA

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.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

High

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

High

ARIA IDs are not unique

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

izc.com.co best practices score

58

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

Page has valid source maps

SEO Factors

izc.com.co SEO score

79

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

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    ES

  • Language Claimed

    ES

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Izc.com.co can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Izc.com.co 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

izc.com.co

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