Tools & Wizards About Us

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

coldlasers.org

Cold Lasers And Cold Laser Therapy Equipment for sale (Buy Low Level Laser Therapy)

Page Load Speed

2.4 sec in total

First Response

109 ms

Resources Loaded

1 sec

Page Rendered

1.2 sec

About Website

Click here to check amazing Cold Lasers content for United States. Otherwise, check out these important facts you probably never knew about coldlasers.org

Cold Lasers: An unbiased source for cold lasers, low level lasers, class 4 laser systems, High power therapy lasers and information about cold laser therapy.

Visit coldlasers.org

Key Findings

We analyzed Coldlasers.org page load time and found that the first response time was 109 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

coldlasers.org performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.345

32/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

coldlasers.org

109 ms

www.coldlasers.org

187 ms

cfform.js

31 ms

masks.js

63 ms

js

81 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 83% of them (43 requests) were addressed to the original Coldlasers.org, 8% (4 requests) were made to Use.fontawesome.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (393 ms) relates to the external source Code.tidio.co.

Page Optimization Overview & Recommendations

Page size can be reduced by 278.2 kB (32%)

Content Size

877.6 kB

After Optimization

599.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coldlasers.org main page is 877.6 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. 55% of websites need less resources to load. Images take 722.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 73.2 kB

  • Original 98.1 kB
  • After minification 89.1 kB
  • After compression 25.0 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 73.2 kB or 75% of the original size.

Image Optimization

-28%

Potential reduce by 201.8 kB

  • Original 722.6 kB
  • After minification 520.9 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. Obviously, Cold Lasers needs image optimization as it can save up to 201.8 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 1.2 kB

  • Original 39.0 kB
  • After minification 39.0 kB
  • After compression 37.8 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

-12%

Potential reduce by 2.1 kB

  • Original 17.8 kB
  • After minification 17.8 kB
  • After compression 15.7 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. Coldlasers.org needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (32%)

Requests Now

47

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cold Lasers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

coldlasers.org accessibility score

67

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

Form elements do not have associated labels

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

coldlasers.org best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

coldlasers.org SEO score

95

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coldlasers.org 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 Coldlasers.org 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 description is not detected on the main page of Cold Lasers. 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: