Tools & Wizards About Us
course.bdteletalk.com screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

course.bdteletalk.com

Top Online Course | Learn Million Courses Online Worldwide

Page Load Speed

3.8 sec in total

First Response

1.7 sec

Resources Loaded

1.9 sec

Page Rendered

110 ms

course.bdteletalk.com screenshot

About Website

Welcome to course.bdteletalk.com homepage info - get ready to check Course Bdteletalk best content for Bangladesh right away, or after learning these important things about course.bdteletalk.com

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Key Findings

We analyzed Course.bdteletalk.com page load time and found that the first response time was 1.7 sec and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

course.bdteletalk.com performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

course.bdteletalk.com

1714 ms

15e8a6099366a59aef3e5a04dd5c300b.css

67 ms

css

29 ms

lazyload.min.js

21 ms

v84a3a4012de94ce1a686ba8c167c359c1696973893317

54 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 36% of them (4 requests) were addressed to the original Course.bdteletalk.com, 45% (5 requests) were made to Fonts.gstatic.com and 9% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Course.bdteletalk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 47.1 kB (66%)

Content Size

71.4 kB

After Optimization

24.3 kB

  • HTML
  • Images

In fact, the total size of Course.bdteletalk.com main page is 71.4 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. 15% of websites need less resources to load. HTML takes 58.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.9 kB

  • Original 58.5 kB
  • After minification 58.5 kB
  • After compression 13.7 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 44.9 kB or 77% of the original size.

Image Optimization

-17%

Potential reduce by 2.2 kB

  • Original 12.9 kB
  • After minification 10.7 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. Obviously, Course Bdteletalk needs image optimization as it can save up to 2.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Course Bdteletalk. According to our analytics all requests are already optimized.

Network Requests Diagram

course.bdteletalk.com

course.bdteletalk.com

1714 ms

15e8a6099366a59aef3e5a04dd5c300b.css

15e8a6099366a59aef3e5a04dd5c300b.css

67 ms

css

css

29 ms

lazyload.min.js

lazyload.min.js

21 ms

v84a3a4012de94ce1a686ba8c167c359c1696973893317

v84a3a4012de94ce1a686ba8c167c359c1696973893317

54 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

21 ms

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

37 ms

KFOlCnqEu92Fr1MmSU5fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmSU5fBBc9AMP6lQ.ttf

43 ms

KFOlCnqEu92Fr1MmWUlfBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmWUlfBBc9AMP6lQ.ttf

42 ms

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmYUtfBBc9AMP6lQ.ttf

43 ms

logo.png

logo.png

74 ms

Accessibility Review

course.bdteletalk.com accessibility score

89

Accessibility Issues

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

Form elements do not have associated labels

Best Practices

course.bdteletalk.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

course.bdteletalk.com SEO score

99

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

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 Course.bdteletalk.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 Course.bdteletalk.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

course.bdteletalk.com

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