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19

Performance

Renders faster than
36% of other websites
75

Accessibility

Visual factors better than
that of 41% of websites
58

Best Practices

More advanced features
available than in
20% of websites
89

SEO

Google-friendlier than
66% of websites

First Response

276 ms

Resources Loaded

2.9 sec

Page Rendered

748 ms

shankerlaboratories.com screenshot

About Website

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Key Findings

We analyzed Shankerlaboratories.com page load time and found that the first response time was 276 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value34.4 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value3,980 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value33.1 s

0/100

10%

shankerlaboratories.com

276 ms

mobirise-icons.css

128 ms

tether.min.css

122 ms

bootstrap.min.css

181 ms

bootstrap-grid.min.css

124 ms

Our browser made a total of 165 requests to load all elements on the main page. We found that 81% of them (134 requests) were addressed to the original Shankerlaboratories.com, 6% (10 requests) were made to Youtube.com and 5% (8 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Shankerlaboratories.com.

Content Size

13.3 MB

After Optimization

11.5 MB

In fact, the total size of Shankerlaboratories.com main page is 13.3 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. Images take 12.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 57.4 kB

Original 68.1 kB
After minification 58.2 kB
After compression 10.7 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 9.9 kB, which is 15% 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 57.4 kB or 84% of the original size.

Image Optimization

-12%

Potential reduce by 1.5 MB

Original 12.4 MB
After minification 10.9 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. Obviously, Shanker Laboratories needs image optimization as it can save up to 1.5 MB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 91.0 kB

Original 629.1 kB
After minification 629.1 kB
After compression 538.1 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 91.0 kB or 14% of the original size.

CSS Optimization

-28%

Potential reduce by 48.1 kB

Original 172.5 kB
After minification 172.5 kB
After compression 124.4 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. Shankerlaboratories.com needs all CSS files to be minified and compressed as it can save up to 48.1 kB or 28% of the original size.

Requests Now

157

After Optimization

108

The browser has sent 157 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shanker Laboratories. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Shankerlaboratories.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 Shankerlaboratories.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

shankerlaboratories.com

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