Tools & Wizards About Us
barcbd.org screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    34% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 82

    SEO

    Google-friendlier than
    52% of websites

barcbd.org

Bangladesh Astronomy Research Collaboration – Let's Explore the Universe

Page Load Speed

29.4 sec in total

First Response

862 ms

Resources Loaded

22.7 sec

Page Rendered

5.8 sec

barcbd.org screenshot

About Website

Visit barcbd.org now to see the best up-to-date Barcbd content for Bangladesh and also check out these interesting facts you probably never knew about barcbd.org

Welcome to the official website of Bangladesh Astronomy Research Center (BARC) Let’s explore the universe Our Youtube Channel Join Us Join Our Group Previous Next WHO WE ARE? VISION Bangladesh Astrono...

Visit barcbd.org

Key Findings

We analyzed Barcbd.org page load time and found that the first response time was 862 ms and then it took 28.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

barcbd.org performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value49.5 s

0/100

10%

TBT (Total Blocking Time)

Value49,850 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value101.3 s

0/100

10%

Network Requests Diagram

barcbd.org

862 ms

analytics.js

415 ms

wp-emoji-release.min.js

333 ms

f9ka0.css

602 ms

f9ka0.css

675 ms

Our browser made a total of 284 requests to load all elements on the main page. We found that 53% of them (150 requests) were addressed to the original Barcbd.org, 14% (40 requests) were made to Fonts.gstatic.com and 8% (22 requests) were made to C0.wp.com. The less responsive or slowest element that took the longest time to load (7.9 sec) relates to the external source I2.wp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.3 MB (58%)

Content Size

12.6 MB

After Optimization

5.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Barcbd.org main page is 12.6 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. HTML takes 6.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 5.0 MB

  • Original 6.3 MB
  • After minification 6.3 MB
  • After compression 1.3 MB

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 5.0 MB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 35.9 kB

  • Original 3.4 MB
  • After minification 3.4 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. Barcbd images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 766.5 kB

  • Original 1.0 MB
  • After minification 863.1 kB
  • After compression 282.7 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 766.5 kB or 73% of the original size.

CSS Optimization

-82%

Potential reduce by 1.5 MB

  • Original 1.8 MB
  • After minification 1.8 MB
  • After compression 334.5 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. Barcbd.org needs all CSS files to be minified and compressed as it can save up to 1.5 MB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 160 (67%)

Requests Now

238

After Optimization

78

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 238 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Barcbd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 86 to 1 for JavaScripts and from 76 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

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workshop.svg

workshop.svg

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Presentation-9-1.jpg

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wp-polyfill-fetch.min.js

wp-polyfill-fetch.min.js

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wp-polyfill-dom-rect.min.js

wp-polyfill-dom-rect.min.js

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wp-polyfill-url.min.js

wp-polyfill-url.min.js

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wp-polyfill-formdata.min.js

wp-polyfill-formdata.min.js

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wp-polyfill-element-closest.min.js

wp-polyfill-element-closest.min.js

2431 ms

www-player.css

www-player.css

275 ms

www-embed-player.js

www-embed-player.js

318 ms

base.js

base.js

1419 ms

fetch-polyfill.js

fetch-polyfill.js

47 ms

esDR31xSG-6AGleN2tWklQ.ttf

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TwMO-IAHRlkbx940YnYXTQ.ttf

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hj1dl.css

hj1dl.css

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ad_status.js

ad_status.js

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list_ajax

list_ajax

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embed.js

embed.js

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list_ajax

list_ajax

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id

id

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list_ajax

list_ajax

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1f60a.svg

1f60a.svg

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ajax-loader.gif

ajax-loader.gif

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frontend-msie.min.css

frontend-msie.min.css

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20034-launch.json

20034-launch.json

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24550-one-world-one-future.json

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13892-earth-and-connections.json

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Whirlpool-Galaxy.jpg

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biJpNO.jpg

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Accessibility Review

barcbd.org accessibility score

97

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

barcbd.org best practices score

75

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

SEO Factors

barcbd.org SEO score

82

Search Engine Optimization Advices

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 Barcbd.org 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 Barcbd.org 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

barcbd.org

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