Tools & Wizards About Us
codingblocks.com screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

codingblocks.com

Learn Coding from India's Leading Programming Institute

Page Load Speed

13.4 sec in total

First Response

1.5 sec

Resources Loaded

8.2 sec

Page Rendered

3.7 sec

codingblocks.com screenshot

About Website

Click here to check amazing Coding Blocks content for India. Otherwise, check out these important facts you probably never knew about codingblocks.com

Coding Blocks offers online and classroom courses in C++, Java, Python, Web Development, and Machine Learning. Learn from experts and get placement assistance.

Visit codingblocks.com

Key Findings

We analyzed Codingblocks.com page load time and found that the first response time was 1.5 sec and then it took 11.9 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

codingblocks.com performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value24.0 s

0/100

25%

SI (Speed Index)

Value40.5 s

0/100

10%

TBT (Total Blocking Time)

Value70,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.336

34/100

15%

TTI (Time to Interactive)

Value82.6 s

0/100

10%

Network Requests Diagram

codingblocks.com

1479 ms

mm3xh9v8wk

143 ms

css2

195 ms

bootstrap.min.css

45 ms

boxicons.min.css

98 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 13% of them (25 requests) were addressed to the original Codingblocks.com, 61% (113 requests) were made to Cb3img.s3.ap-south-1.amazonaws.com and 11% (21 requests) were made to Lu.ma. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Cb3img.s3.ap-south-1.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 144.7 kB (14%)

Content Size

1.0 MB

After Optimization

876.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Codingblocks.com main page is 1.0 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. Javascripts take 429.0 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 131.0 kB

  • Original 146.5 kB
  • After minification 111.0 kB
  • After compression 15.5 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 35.5 kB, which is 24% 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 131.0 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 6.4 kB

  • Original 386.5 kB
  • After minification 380.1 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. Coding Blocks images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.3 kB

  • Original 429.0 kB
  • After minification 428.6 kB
  • After compression 425.7 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

-7%

Potential reduce by 3.9 kB

  • Original 59.2 kB
  • After minification 59.2 kB
  • After compression 55.3 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. Codingblocks.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 78 (47%)

Requests Now

165

After Optimization

87

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 165 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coding Blocks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

codingblocks.com

codingblocks.com

1479 ms

mm3xh9v8wk

mm3xh9v8wk

143 ms

css2

css2

195 ms

bootstrap.min.css

bootstrap.min.css

45 ms

boxicons.min.css

boxicons.min.css

98 ms

owl.carousel.min.css

owl.carousel.min.css

97 ms

aos.css

aos.css

42 ms

unisystem.css

unisystem.css

86 ms

style.css

style.css

185 ms

course.css

course.css

193 ms

analytics.js

analytics.js

192 ms

player.js

player.js

816 ms

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1323 ms

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arrowright-w.svg

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teacher.png

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Classroom.webp

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Online.svg

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Progress.png

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Certificate1.webp

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devops-52x52.webp

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email-decode.min.js

email-decode.min.js

231 ms

header.js

header.js

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infopan.js

infopan.js

999 ms

jquery.min.js

jquery.min.js

230 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

229 ms

jquery.easing.min.js

jquery.easing.min.js

230 ms

owl.carousel.min.js

owl.carousel.min.js

254 ms

aos.js

aos.js

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main.js

main.js

253 ms

arrowright-w.svg

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cpp-guide.jpeg

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arrowright-big.svg

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skills-of-cp.jpeg

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android-developers.jpeg

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503 ms

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209 ms

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462 ms

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463 ms

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462 ms

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489 ms

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489 ms

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489 ms

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491 ms

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491 ms

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491 ms

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755 ms

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772 ms

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772 ms

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757 ms

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491 ms

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770 ms

boxicons.woff

boxicons.woff

2319 ms

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407 ms

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645 ms

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821 ms

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842 ms

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183 ms

polyfills-78c92fac7aa8fdd8.js

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304 ms

webpack-0408ff58d7528f2d.js

webpack-0408ff58d7528f2d.js

428 ms

framework-c8fb5174227263fe.js

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426 ms

main-963ba41b672a4ccf.js

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394 ms

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471 ms

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509 ms

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494 ms

_buildManifest.js

_buildManifest.js

508 ms

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508 ms

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506 ms

api.js

api.js

196 ms

cd-ifc.webp

cd-ifc.webp

1973 ms

studentchat.svg

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1251 ms

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1356 ms

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Circle%2045-200x.svg

Circle%2045-200x.svg

1249 ms

aditya.webp

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1082 ms

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1112 ms

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twitter%2010-35.png

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1159 ms

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1121 ms

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1287 ms

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1409 ms

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Accessibility Review

codingblocks.com accessibility score

71

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

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

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

Buttons do not have an accessible name

High

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

High

Links do not have a discernible name

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

Tables and lists

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

Impact

Issue

High

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

Best Practices

codingblocks.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Missing source maps for large first-party JavaScript

SEO Factors

codingblocks.com SEO score

80

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

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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 Codingblocks.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 Codingblocks.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

codingblocks.com

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