Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

preval.com

Preval - Refillable spray system - Spray any paint!

Page Load Speed

5.9 sec in total

First Response

2 sec

Resources Loaded

3.4 sec

Page Rendered

482 ms

About Website

Click here to check amazing Preval content for United States. Otherwise, check out these important facts you probably never knew about preval.com

Refillable DIY and Pro paint spray systems. Spray any liquid for professional results. Order Now or call to become a distributor 877-753-0021

Visit preval.com

Key Findings

We analyzed Preval.com page load time and found that the first response time was 2 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

preval.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value7.1 s

32/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

preval.com

2029 ms

36539153-4d42-4b2a-b3e4-f54b076128c4.js

133 ms

style.css

386 ms

styles.css

115 ms

font-awesome.min.css

225 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 72% of them (73 requests) were addressed to the original Preval.com, 12% (12 requests) were made to Pbs.twimg.com and 5% (5 requests) were made to Fast.fonts.net. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Preval.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 750.5 kB (23%)

Content Size

3.3 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Preval.com main page is 3.3 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. 60% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 71.8 kB

  • Original 89.2 kB
  • After minification 85.0 kB
  • After compression 17.4 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 71.8 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 105.0 kB

  • Original 2.4 MB
  • After minification 2.3 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. Preval images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 474.6 kB

  • Original 701.1 kB
  • After minification 696.3 kB
  • After compression 226.5 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 474.6 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 99.0 kB

  • Original 117.3 kB
  • After minification 96.7 kB
  • After compression 18.2 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. Preval.com needs all CSS files to be minified and compressed as it can save up to 99.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (33%)

Requests Now

97

After Optimization

65

  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preval. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

preval.com accessibility score

55

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

preval.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

preval.com SEO score

79

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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