Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

iabac.org

A Global Board for AI, Analytics, Data Science Certifications

Page Load Speed

6.2 sec in total

First Response

505 ms

Resources Loaded

5 sec

Page Rendered

682 ms

iabac.org screenshot

About Website

Click here to check amazing Iabac content. Otherwise, check out these important facts you probably never knew about iabac.org

IABAC® is the world's first and the largest certification board for Data Science, AI and Business Analytics. IABAC is based on EU Govt Initiative Edison.

Visit iabac.org

Key Findings

We analyzed Iabac.org page load time and found that the first response time was 505 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

iabac.org performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

56/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value4.7 s

79/100

10%

Network Requests Diagram

iabac.org

505 ms

iabac.org

1377 ms

bootstrap.css

567 ms

style.css

572 ms

responsive.css

576 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that all of those requests were addressed to Iabac.org and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Iabac.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 429.6 kB (17%)

Content Size

2.5 MB

After Optimization

2.1 MB

In fact, the total size of Iabac.org main page is 2.5 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. 60% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 138.8 kB

  • Original 183.7 kB
  • After minification 178.3 kB
  • After compression 44.9 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 138.8 kB or 76% of the original size.

Image Optimization

-11%

Potential reduce by 218.3 kB

  • Original 2.0 MB
  • After minification 1.8 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. Obviously, Iabac needs image optimization as it can save up to 218.3 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 8.2 kB

  • Original 138.5 kB
  • After minification 138.5 kB
  • After compression 130.3 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.

CSS Optimization

-51%

Potential reduce by 64.2 kB

  • Original 125.1 kB
  • After minification 111.2 kB
  • After compression 60.9 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. Iabac.org needs all CSS files to be minified and compressed as it can save up to 64.2 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (27%)

Requests Now

73

After Optimization

53

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iabac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

iabac.org accessibility score

68

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

Heading elements are not in a sequentially-descending order

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

iabac.org 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

iabac.org SEO score

88

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iabac.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Iabac.org 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 data is detected on the main page of Iabac. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: