Tools & Wizards About Us

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

rsubramanian.com

Dr R Subramanian

Page Load Speed

8.4 sec in total

First Response

1.7 sec

Resources Loaded

6.2 sec

Page Rendered

486 ms

About Website

Visit rsubramanian.com now to see the best up-to-date R Subramanian content and also check out these interesting facts you probably never knew about rsubramanian.com

Dr R Subramanian

Visit rsubramanian.com

Key Findings

We analyzed Rsubramanian.com page load time and found that the first response time was 1.7 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

rsubramanian.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.427

22/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

team.php

1681 ms

bootstrap.min.css

487 ms

owl.carousel.min.css

734 ms

owl.theme.default.min.css

730 ms

cssrelpreload.js

744 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that all of those requests were addressed to Rsubramanian.com and no external sources were called. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Cstep.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.9 kB (12%)

Content Size

688.9 kB

After Optimization

604.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rsubramanian.com main page is 688.9 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. 40% of websites need less resources to load. Images take 488.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 65.1 kB

  • Original 78.8 kB
  • After minification 68.3 kB
  • After compression 13.8 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. This page needs HTML code to be minified as it can gain 10.5 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 65.1 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 16.1 kB

  • Original 488.6 kB
  • After minification 472.5 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. R Subramanian images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.2 kB

  • Original 69.6 kB
  • After minification 69.6 kB
  • After compression 68.4 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

-5%

Potential reduce by 2.4 kB

  • Original 51.9 kB
  • After minification 51.9 kB
  • After compression 49.4 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. Rsubramanian.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (36%)

Requests Now

45

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of R Subramanian. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rsubramanian.com accessibility score

91

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

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

Links do not have a discernible name

Best Practices

rsubramanian.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rsubramanian.com SEO score

92

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

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 Rsubramanian.com 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 Rsubramanian.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 description is not detected on the main page of R Subramanian. 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: