Tools & Wizards About Us
vlab.amrita.edu screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

vlab.amrita.edu

Amrita Vishwa Vidyapeetham Virtual Lab

Page Load Speed

24.2 sec in total

First Response

707 ms

Resources Loaded

23.3 sec

Page Rendered

131 ms

vlab.amrita.edu screenshot

About Website

Click here to check amazing V Lab Amrita content for India. Otherwise, check out these important facts you probably never knew about vlab.amrita.edu

Virtual Lab at Amrita uses state-of-the-art computer simulation technology to create real world environments and problem handling capabilities is required to bridge the gap between institutions (or in...

Visit vlab.amrita.edu

Key Findings

We analyzed Vlab.amrita.edu page load time and found that the first response time was 707 ms and then it took 23.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

vlab.amrita.edu performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

vlab.amrita.edu

707 ms

vlab.amrita.edu

1013 ms

main.css

244 ms

jquery.min.js

728 ms

top_up-min.js

690 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 83% of them (34 requests) were addressed to the original Vlab.amrita.edu, 7% (3 requests) were made to Google.com and 5% (2 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Ahs.amrita.ac.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 45.7 kB (8%)

Content Size

547.6 kB

After Optimization

501.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vlab.amrita.edu main page is 547.6 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. 25% of websites need less resources to load. Images take 445.9 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.2 kB

  • Original 31.4 kB
  • After minification 28.6 kB
  • After compression 7.3 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 24.2 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 15.6 kB

  • Original 445.9 kB
  • After minification 430.3 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. V Lab Amrita images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 4.5 kB

  • Original 64.1 kB
  • After minification 64.1 kB
  • After compression 59.6 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

-23%

Potential reduce by 1.4 kB

  • Original 6.2 kB
  • After minification 6.2 kB
  • After compression 4.8 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. Vlab.amrita.edu needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (19%)

Requests Now

36

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Lab Amrita. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vlab.amrita.edu

vlab.amrita.edu

707 ms

vlab.amrita.edu

vlab.amrita.edu

1013 ms

main.css

main.css

244 ms

jquery.min.js

jquery.min.js

728 ms

top_up-min.js

top_up-min.js

690 ms

jquery.cycle.lite.min.js

jquery.cycle.lite.min.js

690 ms

home_styles.css

home_styles.css

691 ms

javascript_functions.js

javascript_functions.js

950 ms

brand

brand

19 ms

brand

brand

22 ms

brandjs.js

brandjs.js

23 ms

brandjs.js

brandjs.js

24 ms

fxc-clip.uic-resizable.js

fxc-clip.uic-resizable.js

244 ms

header_01.jpg

header_01.jpg

723 ms

logo.png

logo.png

242 ms

header-blue.gif

header-blue.gif

229 ms

seperator.gif

seperator.gif

228 ms

menu-arrow-down.gif

menu-arrow-down.gif

238 ms

icon-neuron-model.jpg

icon-neuron-model.jpg

458 ms

read-more.jpg

read-more.jpg

455 ms

left_sidebar_06.jpg

left_sidebar_06.jpg

685 ms

left-sidebar_05.jpg

left-sidebar_05.jpg

711 ms

brochure_link.jpg

brochure_link.jpg

722 ms

nodal_center.jpg

nodal_center.jpg

906 ms

register_demo.jpg

register_demo.jpg

914 ms

sponsors.jpg

sponsors.jpg

914 ms

vl_main_banner.jpg

vl_main_banner.jpg

1423 ms

subject_3.jpg

subject_3.jpg

963 ms

subject_2.jpg

subject_2.jpg

963 ms

subject_1.jpg

subject_1.jpg

1133 ms

temp.gif

temp.gif

1141 ms

1419401251_icons-all.jpg

1419401251_icons-all.jpg

1597 ms

video_thumb2.jpg

video_thumb2.jpg

1443 ms

video_thumb1.jpg

video_thumb1.jpg

1444 ms

ahead_footer.jpg

ahead_footer.jpg

1810 ms

foot_left.gif

foot_left.gif

1369 ms

foot_right.gif

foot_right.gif

1599 ms

piwik.js

piwik.js

19884 ms

gtm.js

gtm.js

66 ms

branding.png

branding.png

10 ms

loader.gif

loader.gif

691 ms

Accessibility Review

vlab.amrita.edu accessibility score

59

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

vlab.amrita.edu best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

vlab.amrita.edu SEO score

62

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Vlab.amrita.edu 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 Vlab.amrita.edu 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

vlab.amrita.edu

Open Graph description is not detected on the main page of V Lab Amrita. 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: