Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

isotop-group.com

Isotop | PVC Windows and Doors in Lebanon | UPVC in Lebanon, Windows and Doors, Double Glazing in Lebanon

Page Load Speed

10.1 sec in total

First Response

213 ms

Resources Loaded

9.6 sec

Page Rendered

290 ms

About Website

Visit isotop-group.com now to see the best up-to-date Isotop Group content and also check out these interesting facts you probably never knew about isotop-group.com

Isotop Group is a leading manufacturer of U-PVC windows & doors and double glazing and a top supplier of barbecues, residential heating units, and garden furniture and accessories.

Visit isotop-group.com

Key Findings

We analyzed Isotop-group.com page load time and found that the first response time was 213 ms and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

isotop-group.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

45/100

10%

LCP (Largest Contentful Paint)

Value37.8 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.281

43/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

isotop-group.com

213 ms

isotop-group.com

437 ms

css

40 ms

bootstrap.min.css

94 ms

style.css

187 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 74% of them (49 requests) were addressed to the original Isotop-group.com, 9% (6 requests) were made to Isotop.s3.amazonaws.com and 6% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (8.3 sec) relates to the external source Isotop.s3.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 73.6 kB (10%)

Content Size

749.3 kB

After Optimization

675.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isotop-group.com main page is 749.3 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. 65% of websites need less resources to load. Javascripts take 302.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 60.0 kB

  • Original 69.6 kB
  • After minification 44.3 kB
  • After compression 9.6 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 25.4 kB, which is 36% 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 60.0 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 3.9 kB

  • Original 301.1 kB
  • After minification 297.2 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. Isotop Group images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.6 kB

  • Original 302.5 kB
  • After minification 302.5 kB
  • After compression 298.9 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

-8%

Potential reduce by 6.1 kB

  • Original 76.0 kB
  • After minification 76.0 kB
  • After compression 69.9 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. Isotop-group.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (78%)

Requests Now

55

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isotop Group. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

isotop-group.com accessibility score

50

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Best Practices

isotop-group.com best practices score

67

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

General

Impact

Issue

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

SEO Factors

isotop-group.com SEO score

93

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

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 Isotop-group.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 Isotop-group.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 Isotop Group. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: