Tools & Wizards About Us

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

datatrained.com

DataTrained Learn Anything, Anytime, Anywhere Easily

Page Load Speed

11 sec in total

First Response

211 ms

Resources Loaded

3.2 sec

Page Rendered

7.5 sec

About Website

Click here to check amazing Data Trained content for India. Otherwise, check out these important facts you probably never knew about datatrained.com

DataTrained professional development Institute offering skill upgrade, data science, career enhancement, data analytics and other online tech education certification courses.

Visit datatrained.com

Key Findings

We analyzed Datatrained.com page load time and found that the first response time was 211 ms and then it took 10.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

datatrained.com performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value8,460 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.636

0/100

15%

TTI (Time to Interactive)

Value30.6 s

0/100

10%

Network Requests Diagram

datatrained.com

211 ms

www.datatrained.com

973 ms

gtm.js

61 ms

gtm.js

101 ms

Chart.min.js

143 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 56% of them (35 requests) were addressed to the original Datatrained.com, 11% (7 requests) were made to Youtube.com and 10% (6 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Salesiq.zoho.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.8 kB (43%)

Content Size

795.9 kB

After Optimization

453.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Datatrained.com main page is 795.9 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. 70% of websites need less resources to load. Javascripts take 380.1 kB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 330.6 kB

  • Original 353.8 kB
  • After minification 201.3 kB
  • After compression 23.2 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 152.6 kB, which is 43% 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 330.6 kB or 93% of the original size.

Image Optimization

-35%

Potential reduce by 635 B

  • Original 1.8 kB
  • After minification 1.2 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. Obviously, Data Trained needs image optimization as it can save up to 635 B or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 11.5 kB

  • Original 380.1 kB
  • After minification 378.4 kB
  • After compression 368.5 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

-0%

Potential reduce by 0 B

  • Original 60.2 kB
  • After minification 60.2 kB
  • After compression 60.2 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. Datatrained.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (62%)

Requests Now

42

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Data Trained. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

datatrained.com accessibility score

73

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

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.

High

[role]s are not contained by their required parent element

High

[role] values are not valid

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

datatrained.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

datatrained.com SEO score

92

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

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 Datatrained.com 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 Datatrained.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

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