Tools & Wizards About Us
dl3.lecturenotes.in screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

dl3.lecturenotes.in

Handwritten Notes & Study Materials Online | Lecture Notes

Page Load Speed

3.6 sec in total

First Response

772 ms

Resources Loaded

2.7 sec

Page Rendered

87 ms

dl3.lecturenotes.in screenshot

About Website

Visit dl3.lecturenotes.in now to see the best up-to-date Dl 3 Lecture Notes content for India and also check out these interesting facts you probably never knew about dl3.lecturenotes.in

LectureNotes brings free study materials online like toppers handwritten notes & study notes for exam preparation. Download online free notes in just a click.

Visit dl3.lecturenotes.in

Key Findings

We analyzed Dl3.lecturenotes.in page load time and found that the first response time was 772 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

dl3.lecturenotes.in performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value3,700 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

dl3.lecturenotes.in

772 ms

gtm.js

114 ms

adsbygoogle.js

63 ms

0d60d3aa9d1580d2.css

373 ms

polyfills-c67a75d1b6f99dc8.js

662 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 37% of them (20 requests) were addressed to the original Dl3.lecturenotes.in, 22% (12 requests) were made to Google-analytics.com and 7% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Dl3.lecturenotes.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 446.3 kB (58%)

Content Size

772.4 kB

After Optimization

326.1 kB

  • HTML
  • JavaScript

In fact, the total size of Dl3.lecturenotes.in main page is 772.4 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. 60% of websites need less resources to load. Javascripts take 604.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 134.4 kB

  • Original 168.2 kB
  • After minification 168.2 kB
  • After compression 33.8 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 134.4 kB or 80% of the original size.

JavaScript Optimization

-52%

Potential reduce by 311.9 kB

  • Original 604.2 kB
  • After minification 604.2 kB
  • After compression 292.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 311.9 kB or 52% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (72%)

Requests Now

53

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dl 3 Lecture Notes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dl3.lecturenotes.in

dl3.lecturenotes.in

772 ms

gtm.js

gtm.js

114 ms

adsbygoogle.js

adsbygoogle.js

63 ms

0d60d3aa9d1580d2.css

0d60d3aa9d1580d2.css

373 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

662 ms

webpack-4564cc0ea7729ff6.js

webpack-4564cc0ea7729ff6.js

515 ms

framework-c1b6821d2e2ed0f1.js

framework-c1b6821d2e2ed0f1.js

834 ms

main-698f2a96f58f25c5.js

main-698f2a96f58f25c5.js

690 ms

_app-9be947af49d40f4a.js

_app-9be947af49d40f4a.js

1964 ms

a29ae703-2e42a9b020bda9a5.js

a29ae703-2e42a9b020bda9a5.js

660 ms

9084-e76704beb3e6b701.js

9084-e76704beb3e6b701.js

886 ms

2423-1679d75c2558d716.js

2423-1679d75c2558d716.js

752 ms

8342-7d848e82632fc1fd.js

8342-7d848e82632fc1fd.js

1030 ms

5351-f8deb6cf51e7da7e.js

5351-f8deb6cf51e7da7e.js

880 ms

3499-fdf55a7bf7b87f75.js

3499-fdf55a7bf7b87f75.js

937 ms

1282-762d6b497530b942.js

1282-762d6b497530b942.js

1021 ms

3909-d8f1c21ba96409e4.js

3909-d8f1c21ba96409e4.js

1045 ms

5940-d6a9f251715b84f3.js

5940-d6a9f251715b84f3.js

1255 ms

index-f8eb063d1d277b24.js

index-f8eb063d1d277b24.js

1125 ms

_buildManifest.js

_buildManifest.js

1208 ms

_ssgManifest.js

_ssgManifest.js

1215 ms

logo-book-42fea3590550a9e2468d99130ee7f398.gif

logo-book-42fea3590550a9e2468d99130ee7f398.gif

1414 ms

show_ads_impl.js

show_ads_impl.js

139 ms

zrt_lookup.html

zrt_lookup.html

63 ms

analytics.js

analytics.js

45 ms

fbevents.js

fbevents.js

146 ms

f2qyl06umn

f2qyl06umn

204 ms

katex.min.css

katex.min.css

178 ms

log.js

log.js

225 ms

a.js

a.js

167 ms

collect

collect

152 ms

collect

collect

142 ms

collect

collect

136 ms

collect

collect

131 ms

collect

collect

109 ms

collect

collect

116 ms

collect

collect

117 ms

collect

collect

117 ms

ads

ads

346 ms

js

js

54 ms

collect

collect

31 ms

js

js

138 ms

clarity.js

clarity.js

9 ms

ga-audiences

ga-audiences

245 ms

dl3.lecturenotes.in.js

dl3.lecturenotes.in.js

283 ms

sodar

sodar

41 ms

collect

collect

30 ms

collect

collect

10 ms

collect

collect

9 ms

sodar2.js

sodar2.js

29 ms

runner.html

runner.html

8 ms

aframe

aframe

24 ms

c.gif

c.gif

11 ms

IHSjRKKj3q_1Pt3c2sGWHmUCy_Bw5n5yhKh9CWyZSw4.js

IHSjRKKj3q_1Pt3c2sGWHmUCy_Bw5n5yhKh9CWyZSw4.js

4 ms

Accessibility Review

dl3.lecturenotes.in accessibility score

96

Accessibility Issues

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

dl3.lecturenotes.in 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

Missing source maps for large first-party JavaScript

SEO Factors

dl3.lecturenotes.in SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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 Dl3.lecturenotes.in 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 Dl3.lecturenotes.in 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

dl3.lecturenotes.in

Open Graph data is detected on the main page of Dl 3 Lecture Notes. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: