Tools & Wizards About Us
ndttraininginstitute.org screenshot

Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

ndttraininginstitute.org

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Page Load Speed

4.7 sec in total

First Response

793 ms

Resources Loaded

3.1 sec

Page Rendered

774 ms

ndttraininginstitute.org screenshot

About Website

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Key Findings

We analyzed Ndttraininginstitute.org page load time and found that the first response time was 793 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ndttraininginstitute.org performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.334

34/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

ndttraininginstitute.org

793 ms

style.css

224 ms

coin-slider.css

438 ms

cufon-yui.js

448 ms

cufon-aller.js

674 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to Ndttraininginstitute.org and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Ndttraininginstitute.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 67.2 kB (11%)

Content Size

593.5 kB

After Optimization

526.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ndttraininginstitute.org main page is 593.5 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. 20% of websites need less resources to load. Images take 471.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 48.8 kB

  • Original 56.3 kB
  • After minification 54.2 kB
  • After compression 7.5 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 48.8 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 17.3 kB

  • Original 471.6 kB
  • After minification 454.3 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. NDT Training INSTITUTE images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 574 B

  • Original 62.2 kB
  • After minification 62.0 kB
  • After compression 61.6 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

-16%

Potential reduce by 529 B

  • Original 3.3 kB
  • After minification 3.3 kB
  • After compression 2.8 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. Ndttraininginstitute.org needs all CSS files to be minified and compressed as it can save up to 529 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (29%)

Requests Now

14

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NDT Training INSTITUTE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ndttraininginstitute.org

ndttraininginstitute.org

793 ms

style.css

style.css

224 ms

coin-slider.css

coin-slider.css

438 ms

cufon-yui.js

cufon-yui.js

448 ms

cufon-aller.js

cufon-aller.js

674 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

670 ms

script.js

script.js

443 ms

coin-slider.min.js

coin-slider.min.js

455 ms

main_bg.gif

main_bg.gif

223 ms

logo.png

logo.png

436 ms

slide2.jpg

slide2.jpg

1334 ms

ndt-course-chennai.gif

ndt-course-chennai.gif

226 ms

ndt-course-in-chennai.gif

ndt-course-in-chennai.gif

224 ms

content_bg.gif

content_bg.gif

223 ms

line.gif

line.gif

418 ms

Accessibility Review

ndttraininginstitute.org accessibility score

64

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.

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

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

Links do not have a discernible name

Best Practices

ndttraininginstitute.org 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ndttraininginstitute.org SEO score

90

Search Engine Optimization Advices

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ndttraininginstitute.org 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 Ndttraininginstitute.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

ndttraininginstitute.org

Open Graph description is not detected on the main page of NDT Training INSTITUTE. 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: