Report Summary

  • 62

    Performance

    Renders faster than
    77% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

canusb.com

CAN Tools by LAWICEL | canusb.com

Page Load Speed

2.7 sec in total

First Response

835 ms

Resources Loaded

1.7 sec

Page Rendered

218 ms

canusb.com screenshot

About Website

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Key Findings

We analyzed Canusb.com page load time and found that the first response time was 835 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

canusb.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

canusb.com

835 ms

wp-emoji-release.min.js

363 ms

style.css

357 ms

brown.css

354 ms

jetpack.css

379 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Canusb.com, 68% (15 requests) were made to Can232.com and 14% (3 requests) were made to S.gravatar.com. The less responsive or slowest element that took the longest time to load (835 ms) belongs to the original domain Canusb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 213.1 kB (62%)

Content Size

342.1 kB

After Optimization

129.0 kB

In fact, the total size of Canusb.com main page is 342.1 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. 25% of websites need less resources to load. Javascripts take 180.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 13.6 kB

  • Original 18.3 kB
  • After minification 17.8 kB
  • After compression 4.7 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 13.6 kB or 74% of the original size.

Image Optimization

-25%

Potential reduce by 14.1 kB

  • Original 57.0 kB
  • After minification 42.9 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, CAN Usb needs image optimization as it can save up to 14.1 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 114.0 kB

  • Original 180.0 kB
  • After minification 179.7 kB
  • After compression 66.0 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 114.0 kB or 63% of the original size.

CSS Optimization

-82%

Potential reduce by 71.5 kB

  • Original 86.9 kB
  • After minification 79.6 kB
  • After compression 15.4 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. Canusb.com needs all CSS files to be minified and compressed as it can save up to 71.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (57%)

Requests Now

21

After Optimization

9

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CAN Usb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

canusb.com accessibility score

77

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

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

Best Practices

canusb.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

canusb.com SEO score

62

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

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