Tools & Wizards About Us

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

coss.net

Certified Occupational Safety Specialist Series | Alliance Safety Council

Page Load Speed

1.6 sec in total

First Response

38 ms

Resources Loaded

1.3 sec

Page Rendered

336 ms

About Website

Welcome to coss.net homepage info - get ready to check Coss best content for United States right away, or after learning these important things about coss.net

Alliance Safety Council offers web-based training options and courses on workplace safety and safety awareness fundamentals to workers and employees.

Visit coss.net

Key Findings

We analyzed Coss.net page load time and found that the first response time was 38 ms and then it took 1.6 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

coss.net performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

coss.net

38 ms

cosstraining.org

490 ms

css

53 ms

ecf.css

21 ms

style.min.css

22 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Coss.net, 81% (26 requests) were made to Cosstraining.org and 9% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (526 ms) relates to the external source Cosstraining.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.6 kB (12%)

Content Size

657.7 kB

After Optimization

579.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coss.net main page is 657.7 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. 50% of websites need less resources to load. Images take 480.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 75.2 kB

  • Original 96.7 kB
  • After minification 95.8 kB
  • After compression 21.6 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 75.2 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 4 B

  • Original 480.7 kB
  • After minification 480.7 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. Coss images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 2.8 kB

  • Original 56.6 kB
  • After minification 56.6 kB
  • After compression 53.8 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

-3%

Potential reduce by 677 B

  • Original 23.7 kB
  • After minification 23.6 kB
  • After compression 23.0 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. Coss.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (71%)

Requests Now

28

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

coss.net accessibility score

95

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

coss.net best practices score

83

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

SEO Factors

coss.net SEO score

92

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coss.net 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 Coss.net 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 Coss. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: