Tools & Wizards About Us
doubtnut.app screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

doubtnut.app

Doubt Solutions - Maths, Science, CBSE, NCERT, IIT JEE, NEET

Page Load Speed

10 sec in total

First Response

4.3 sec

Resources Loaded

4.6 sec

Page Rendered

1.1 sec

doubtnut.app screenshot

About Website

Welcome to doubtnut.app homepage info - get ready to check Doubt Nut best content for United States right away, or after learning these important things about doubtnut.app

Doubt solutions for Maths, Science, CBSE, NCERT, IIT JEE, NEET & Class 6 to 12. Click, type question to get instant video answers solved by Doubtnut team.

Visit doubtnut.app

Key Findings

We analyzed Doubtnut.app page load time and found that the first response time was 4.3 sec 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

doubtnut.app performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value5,580 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.4 s

1/100

10%

Network Requests Diagram

www.doubtnut.com

4333 ms

gtm.js

90 ms

5c614ba06e54becd.css

28 ms

56a4933a7ae18c86.css

26 ms

polyfills-c67a75d1b6f99dc8.js

48 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Doubtnut.app, 25% (16 requests) were made to D10lpgp6xz60nq.cloudfront.net and 10% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Doubtnut.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 455.2 kB (34%)

Content Size

1.3 MB

After Optimization

875.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Doubtnut.app main page is 1.3 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. 75% 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. HTML takes 631.4 kB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 360.4 kB

  • Original 631.4 kB
  • After minification 631.3 kB
  • After compression 271.0 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 360.4 kB or 57% of the original size.

Image Optimization

-9%

Potential reduce by 13.1 kB

  • Original 138.8 kB
  • After minification 125.7 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. Doubt Nut images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 52.2 kB

  • Original 470.9 kB
  • After minification 470.9 kB
  • After compression 418.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 52.2 kB or 11% of the original size.

CSS Optimization

-33%

Potential reduce by 29.6 kB

  • Original 89.1 kB
  • After minification 59.6 kB
  • After compression 59.6 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. Doubtnut.app needs all CSS files to be minified and compressed as it can save up to 29.6 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (48%)

Requests Now

60

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doubt Nut. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.doubtnut.com

www.doubtnut.com

4333 ms

gtm.js

gtm.js

90 ms

5c614ba06e54becd.css

5c614ba06e54becd.css

28 ms

56a4933a7ae18c86.css

56a4933a7ae18c86.css

26 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

48 ms

5898-5c6ede7e0a2b1a3d.js

5898-5c6ede7e0a2b1a3d.js

46 ms

6535.235096055a021571.js

6535.235096055a021571.js

53 ms

8106.05f380a18f492976.js

8106.05f380a18f492976.js

51 ms

351.051131c79c88b398.js

351.051131c79c88b398.js

50 ms

4289.37962448962ade4f.js

4289.37962448962ade4f.js

52 ms

5803-0f6110ac6ac2cb91.js

5803-0f6110ac6ac2cb91.js

76 ms

7882.9ad4a7c989afef03.js

7882.9ad4a7c989afef03.js

52 ms

6402.70c7e28f782a1c73.js

6402.70c7e28f782a1c73.js

53 ms

6474.591f7678536a2e00.js

6474.591f7678536a2e00.js

54 ms

webpack-1d83f515e560dfb3.js

webpack-1d83f515e560dfb3.js

53 ms

framework-635f4251d9a94b4c.js

framework-635f4251d9a94b4c.js

54 ms

main-efbe2ea229051a22.js

main-efbe2ea229051a22.js

56 ms

_app-28479dce6933222e.js

_app-28479dce6933222e.js

57 ms

1664-58662d67015d7e6e.js

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65 ms

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5675-fba76755c191b4f4.js

57 ms

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132 ms

8349-8faa3b3e03d11b06.js

8349-8faa3b3e03d11b06.js

65 ms

375-0786f56b065f38c1.js

375-0786f56b065f38c1.js

64 ms

5720-e4dd6908fdd31eb3.js

5720-e4dd6908fdd31eb3.js

66 ms

%5B...slug%5D-a7947286edac635e.js

%5B...slug%5D-a7947286edac635e.js

73 ms

_buildManifest.js

_buildManifest.js

66 ms

_ssgManifest.js

_ssgManifest.js

71 ms

default.webp

default.webp

48 ms

mweb-us-icon-regular-logo.svg

mweb-us-icon-regular-logo.svg

40 ms

maths.svg

maths.svg

133 ms

22C7A42E-AD8B-D41B-B543-FF93584A9995.webp

22C7A42E-AD8B-D41B-B543-FF93584A9995.webp

117 ms

en_badge_web_generic.png

en_badge_web_generic.png

136 ms

E_Apuwbny8c

E_Apuwbny8c

270 ms

videoseries

videoseries

784 ms

js

js

141 ms

4D6D5BE6-3D00-D2D9-AA03-06E1F488DC39.webp

4D6D5BE6-3D00-D2D9-AA03-06E1F488DC39.webp

27 ms

physics.svg

physics.svg

30 ms

chemistry.svg

chemistry.svg

49 ms

biology.svg

biology.svg

48 ms

english.svg

english.svg

45 ms

instant-video-solutions.svg

instant-video-solutions.svg

33 ms

detailed-lectures.svg

detailed-lectures.svg

58 ms

largest-video-library.svg

largest-video-library.svg

51 ms

priyanshi-soni.jpeg

priyanshi-soni.jpeg

47 ms

kushagra-panday.jpeg

kushagra-panday.jpeg

100 ms

arpit-gangwar.jpeg

arpit-gangwar.jpeg

106 ms

ayushi_nandan.webp

ayushi_nandan.webp

100 ms

shubham_chaurasiya.webp

shubham_chaurasiya.webp

101 ms

aditi_kumari.webp

aditi_kumari.webp

101 ms

8379B44B-DE4E-C390-DE29-7B71F05B184B.webp

8379B44B-DE4E-C390-DE29-7B71F05B184B.webp

102 ms

suman-rajasthan-12.webp

suman-rajasthan-12.webp

101 ms

www-player.css

www-player.css

13 ms

www-embed-player.js

www-embed-player.js

43 ms

base.js

base.js

78 ms

ad_status.js

ad_status.js

375 ms

QIgJXlTW_ocH5BKR4VvT459F7KnrK51w4wqraUAmDYI.js

QIgJXlTW_ocH5BKR4VvT459F7KnrK51w4wqraUAmDYI.js

350 ms

embed.js

embed.js

251 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

245 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

245 ms

d8gUxZiPjW9vHmGWgkIn8rzPmS5XCDC9pkl5JetbjZ2VF7n_oxywVu-HeMdciAvo32DfuSxtrVY=s68-c-k-c0x00ffffff-no-rj

d8gUxZiPjW9vHmGWgkIn8rzPmS5XCDC9pkl5JetbjZ2VF7n_oxywVu-HeMdciAvo32DfuSxtrVY=s68-c-k-c0x00ffffff-no-rj

239 ms

id

id

40 ms

Create

Create

651 ms

Create

Create

654 ms

Accessibility Review

doubtnut.app accessibility score

87

Accessibility Issues

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

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

doubtnut.app best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

doubtnut.app SEO score

100

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doubtnut.app can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Doubtnut.app 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

doubtnut.app

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