Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 0

    Best Practices

  • 75

    SEO

    Google-friendlier than
    32% of websites

india.odsc.com

ODSC APAC Virtual Conference 2020 | Open Data Science Conference

Page Load Speed

168.4 sec in total

First Response

46 ms

Resources Loaded

166.3 sec

Page Rendered

2.1 sec

india.odsc.com screenshot

About Website

Welcome to india.odsc.com homepage info - get ready to check India ODSC best content for Ukraine right away, or after learning these important things about india.odsc.com

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Key Findings

We analyzed India.odsc.com page load time and found that the first response time was 46 ms and then it took 168.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

india.odsc.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value14.7 s

0/100

25%

SI (Speed Index)

Value38.3 s

0/100

10%

TBT (Total Blocking Time)

Value8,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.214

58/100

15%

TTI (Time to Interactive)

Value66.0 s

0/100

10%

Network Requests Diagram

india.odsc.com

46 ms

312 ms

font-awesome.min.css

106 ms

siteground-optimizer-combined-css-07b093b988d163b439412a488c7e7bff.css

124 ms

font-awesome.min.css

93 ms

Our browser made a total of 242 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original India.odsc.com, 85% (206 requests) were made to Odsc.com and 2% (5 requests) were made to D10lpsik1i8c69.cloudfront.net. The less responsive or slowest element that took the longest time to load (159.6 sec) relates to the external source S.adroll.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.8 MB (70%)

Content Size

16.9 MB

After Optimization

5.1 MB

In fact, the total size of India.odsc.com main page is 16.9 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 12.0 MB which makes up the majority of the site volume.

HTML Optimization

-96%

Potential reduce by 11.5 MB

  • Original 12.0 MB
  • After minification 12.0 MB
  • After compression 527.4 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 11.5 MB or 96% of the original size.

Image Optimization

-5%

Potential reduce by 217.7 kB

  • Original 4.1 MB
  • After minification 3.8 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. India ODSC images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 53.9 kB

  • Original 569.3 kB
  • After minification 569.3 kB
  • After compression 515.4 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

-25%

Potential reduce by 71.6 kB

  • Original 289.4 kB
  • After minification 289.4 kB
  • After compression 217.8 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. India.odsc.com needs all CSS files to be minified and compressed as it can save up to 71.6 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 87 (38%)

Requests Now

230

After Optimization

143

The browser has sent 230 CSS, Javascripts, AJAX and image requests in order to completely render the main page of India ODSC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 85 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

india.odsc.com accessibility score

70

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

india.odsc.com SEO score

75

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 India.odsc.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 India.odsc.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

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