Tools & Wizards About Us

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

raytulaser.com

Raytu - China CNC laser cutting and fiber laser cutting machine manufacturer - Shandong Raytu Laser Technology

Page Load Speed

6.1 sec in total

First Response

1.8 sec

Resources Loaded

3.4 sec

Page Rendered

867 ms

About Website

Visit raytulaser.com now to see the best up-to-date Raytu Laser content and also check out these interesting facts you probably never knew about raytulaser.com

As CNC laser cutting machine supplier, we provide fiber laser cutter, vacuum lifter, laser cleaning machine and so on. CNC laser cutting machine have many advantages, such as high precision, high spee...

Visit raytulaser.com

Key Findings

We analyzed Raytulaser.com page load time and found that the first response time was 1.8 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

raytulaser.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

43/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value2,750 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value1.069

2/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

www.raytulaser.com

1780 ms

gtm.js

101 ms

commonIndex.css

21 ms

jquery-3.2.1.min.js

40 ms

flexible.js

95 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 42% of them (20 requests) were addressed to the original Raytulaser.com, 27% (13 requests) were made to Embed.tawk.to and 17% (8 requests) were made to Cdn.raytulaser.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Raytulaser.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.4 kB (8%)

Content Size

993.3 kB

After Optimization

914.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Raytulaser.com main page is 993.3 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. 35% of websites need less resources to load. Images take 660.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 30.2 kB

  • Original 39.8 kB
  • After minification 39.8 kB
  • After compression 9.5 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 30.2 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 13.7 kB

  • Original 660.5 kB
  • After minification 646.8 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. Raytu Laser images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 34.6 kB

  • Original 287.4 kB
  • After minification 287.4 kB
  • After compression 252.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 34.6 kB or 12% of the original size.

CSS Optimization

-14%

Potential reduce by 807 B

  • Original 5.7 kB
  • After minification 5.7 kB
  • After compression 4.9 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. Raytulaser.com needs all CSS files to be minified and compressed as it can save up to 807 B or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (47%)

Requests Now

47

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Raytu Laser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

raytulaser.com accessibility score

78

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.

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

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

raytulaser.com best practices score

75

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

SEO Factors

raytulaser.com SEO score

77

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

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