Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

colecovision.eu

ColecoVision

Page Load Speed

1.8 sec in total

First Response

613 ms

Resources Loaded

1 sec

Page Rendered

123 ms

colecovision.eu screenshot

About Website

Click here to check amazing Coleco Vision content. Otherwise, check out these important facts you probably never knew about colecovision.eu

ColecoVision games and development, SDCC tutorials for STM8 and MCS-51, LLVM+SDCC, comparions of tools for embedded development

Visit colecovision.eu

Key Findings

We analyzed Colecovision.eu page load time and found that the first response time was 613 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

colecovision.eu performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

colecovision.eu

613 ms

standard.css

485 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Colecovision.eu and no external sources were called. The less responsive or slowest element that took the longest time to load (613 ms) belongs to the original domain Colecovision.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 kB (71%)

Content Size

4.0 kB

After Optimization

1.2 kB

In fact, the total size of Colecovision.eu main page is 4.0 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. HTML takes 3.1 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 2.2 kB

  • Original 3.1 kB
  • After minification 3.0 kB
  • After compression 920 B

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 2.2 kB or 70% of the original size.

CSS Optimization

-72%

Potential reduce by 629 B

  • Original 879 B
  • After minification 693 B
  • After compression 250 B

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. Colecovision.eu needs all CSS files to be minified and compressed as it can save up to 629 B or 72% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coleco Vision. According to our analytics all requests are already optimized.

Accessibility Review

colecovision.eu 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

Best Practices

colecovision.eu 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

SEO Factors

colecovision.eu SEO score

73

Search Engine Optimization Advices

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 Colecovision.eu 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 Colecovision.eu 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 Coleco Vision. 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: