Access esflabs.com. ESF Labs - India's first Digital Forensics & Cyber Intelligence Research Centre

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value18.1 s

0/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.427

22/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

esflabs.com

128 ms

www.esflabs.com

241 ms

bootstrap.css

113 ms

font-awesome.css

165 ms

owl.carousel.css

163 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 67% of them (51 requests) were addressed to the original Esflabs.com, 26% (20 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (749 ms) belongs to the original domain Esflabs.com.

Content Size

5.0 MB

After Optimization

5.0 MB

In fact, the total size of Esflabs.com main page is 5.0 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. 60% of websites need less resources to load. Images take 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 36.5 kB

Original 42.7 kB
After minification 31.8 kB
After compression 6.2 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 11.0 kB, which is 26% 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 36.5 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 17.6 kB

Original 4.8 MB
After minification 4.8 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. ESF Labs images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 11.7 kB

Original 157.2 kB
After minification 157.2 kB
After compression 145.4 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

-10%

Potential reduce by 3.1 kB

Original 32.3 kB
After minification 32.3 kB
After compression 29.2 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. Esflabs.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ESF Labs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

US-ASCII

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Esflabs.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 Esflabs.com main page’s claimed encoding is us-ascii. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

esflabs.com

Open Graph description is not detected on the main page of ESF Labs. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

ESF Labs - India's first Digital Forensics & Cyber Intelligence Research Centre

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

esflabs.com

www.esflabs.com

bootstrap.css

font-awesome.css

owl.carousel.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

esflabs.com

www.esflabs.com

bootstrap.css

font-awesome.css

owl.carousel.css

owl.theme.css

style.css

responsive.css

css

css

jquery-1.11.3.min.js

jssor.slider.mini.js

esf11.png

jquery.min.js

jquery.1.11.1.js

bootstrap.js

SmoothScroll.js

jquery.isotope.js

owl.carousel.js

main.js

css

css

incresp1.png

threatintel1.png

Untitled-6.jpg

VA.jpg

OT1.png

training-1.png

aboutus.png

05.jpg

nfsu.png

police.png

au.png

asci.png

accessdata.png

foxit.png

cellebrite.png

acunetix.png

PS1.jpg

PS2.jpg

PS3.jpg

PS4.jpg

PS5.jpg