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Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

yaml.org

The Official YAML Web Site

Page Load Speed

1.4 sec in total

First Response

105 ms

Resources Loaded

97 ms

Page Rendered

1.2 sec

yaml.org screenshot

About Website

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

Visit yaml.org

Key Findings

We analyzed Yaml.org page load time and found that the first response time was 105 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

yaml.org 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

yaml.org

105 ms

screen.css

13 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 Yaml.org and no external sources were called. The less responsive or slowest element that took the longest time to load (105 ms) belongs to the original domain Yaml.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.2 kB (71%)

Content Size

12.9 kB

After Optimization

3.7 kB

  • HTML
  • CSS

In fact, the total size of Yaml.org main page is 12.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 12.6 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 9.0 kB

  • Original 12.6 kB
  • After minification 12.6 kB
  • After compression 3.6 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 9.0 kB or 72% of the original size.

CSS Optimization

-54%

Potential reduce by 183 B

  • Original 341 B
  • After minification 244 B
  • After compression 158 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. Yaml.org needs all CSS files to be minified and compressed as it can save up to 183 B or 54% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

  • CSS

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

Network Requests Diagram

yaml.org

yaml.org

105 ms

screen.css

screen.css

13 ms

Accessibility Review

yaml.org accessibility score

76

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

yaml.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

yaml.org SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yaml.org can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Yaml.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

yaml.org

Open Graph description is not detected on the main page of YAML. 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: