Tools & Wizards About Us
training.experfy.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

training.experfy.com

Online Courses and Certifications for Machine Learning, Data Science and Cloud Computing | Online Learning Platforms for Emerging Technologies

Page Load Speed

10.8 sec in total

First Response

2.5 sec

Resources Loaded

5.6 sec

Page Rendered

2.7 sec

training.experfy.com screenshot

About Website

Visit training.experfy.com now to see the best up-to-date Training Experfy content for India and also check out these interesting facts you probably never knew about training.experfy.com

Harvard Incubated Experfy's online learning platform - Learn Machine Learning, Data Science, Analytics, Cloud Computing, Blockchain, IoT and related emerging technologies. Hundreds of online cours...

Visit training.experfy.com

Key Findings

We analyzed Training.experfy.com page load time and found that the first response time was 2.5 sec and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

training.experfy.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value32.7 s

0/100

25%

SI (Speed Index)

Value23.2 s

0/100

10%

TBT (Total Blocking Time)

Value26,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value60.2 s

0/100

10%

Network Requests Diagram

training.experfy.com

2496 ms

application-6314bed241f6a25859f7c1862c0ea850fd7db65a82b6b1f5f583a114e12189aa.css

135 ms

sales_banner-675ea8b4950e6b5d5ebf1d6b207fd668e8dd2f79adc8366d19eeb19a582a7fb8.css

403 ms

affa83332e.png

1288 ms

rocket-loader.min.js

1119 ms

Our browser made a total of 173 requests to load all elements on the main page. We found that 22% of them (38 requests) were addressed to the original Training.experfy.com, 78% (135 requests) were made to Experfy.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Training.experfy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 651.0 kB (4%)

Content Size

17.4 MB

After Optimization

16.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Training.experfy.com main page is 17.4 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 16.8 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 304.2 kB

  • Original 333.5 kB
  • After minification 279.0 kB
  • After compression 29.2 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 54.5 kB, which is 16% 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 304.2 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 346.8 kB

  • Original 16.8 MB
  • After minification 16.5 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. Training Experfy images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 153.7 kB
  • After minification 153.7 kB
  • After compression 153.7 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 11 B

  • Original 136.6 kB
  • After minification 136.6 kB
  • After compression 136.6 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. Training.experfy.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (10%)

Requests Now

163

After Optimization

147

  • Images
  • JavaScript
  • CSS

The browser has sent 163 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Training Experfy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

training.experfy.com

training.experfy.com

2496 ms

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135 ms

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403 ms

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1288 ms

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1119 ms

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1200 ms

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1200 ms

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875 ms

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907 ms

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941 ms

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892 ms

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867 ms

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669 ms

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912 ms

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924 ms

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938 ms

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938 ms

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1071 ms

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1037 ms

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1068 ms

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1072 ms

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1037 ms

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976 ms

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1022 ms

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1032 ms

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572 ms

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553 ms

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570 ms

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861 ms

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863 ms

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842 ms

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861 ms

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860 ms

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860 ms

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40 ms

Accessibility Review

training.experfy.com 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

ARIA input fields do not have accessible names

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

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

training.experfy.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

training.experfy.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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Training.experfy.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 Training.experfy.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

training.experfy.com

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