Tools & Wizards About Us

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

top10bestvacuumcleaners.reviews

Top 10 Best Vacuum Cleaners | Official Top10BestVacuumCleaners.reviews. Shark, Dayson...

Page Load Speed

23.5 sec in total

First Response

779 ms

Resources Loaded

22.2 sec

Page Rendered

500 ms

About Website

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Key Findings

We analyzed Top10bestvacuumcleaners.reviews page load time and found that the first response time was 779 ms and then it took 22.7 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

top10bestvacuumcleaners.reviews performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

www.top10bestvacuumcleaners.reviews

779 ms

wp-emoji-release.min.js

162 ms

style.min.css

164 ms

pps_style.css

169 ms

style.css

270 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 86% of them (64 requests) were addressed to the original Top10bestvacuumcleaners.reviews, 4% (3 requests) were made to Ir-na.amazon-adsystem.com and 4% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Ir-na.amazon-adsystem.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 326.9 kB (17%)

Content Size

1.9 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Top10bestvacuumcleaners.reviews main page is 1.9 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. 70% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 260.3 kB

  • Original 301.6 kB
  • After minification 268.7 kB
  • After compression 41.4 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. This page needs HTML code to be minified as it can gain 33.0 kB, which is 11% 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 260.3 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 46.0 kB

  • Original 1.4 MB
  • After minification 1.4 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. Top 10 Best Vacuum Cleaners images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 11.6 kB

  • Original 88.0 kB
  • After minification 88.0 kB
  • After compression 76.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 11.6 kB or 13% of the original size.

CSS Optimization

-10%

Potential reduce by 9.0 kB

  • Original 86.7 kB
  • After minification 86.7 kB
  • After compression 77.8 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. Top10bestvacuumcleaners.reviews has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (38%)

Requests Now

66

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Top 10 Best Vacuum Cleaners. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

top10bestvacuumcleaners.reviews accessibility score

68

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

Best Practices

top10bestvacuumcleaners.reviews 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

top10bestvacuumcleaners.reviews SEO score

92

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

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 Top10bestvacuumcleaners.reviews 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 Top10bestvacuumcleaners.reviews 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 Top 10 Best Vacuum Cleaners. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: