Tools & Wizards About Us
21331.com screenshot

Report Summary

  • 0

    Performance

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

21331.com

精品米店

Page Load Speed

4.1 sec in total

First Response

1.7 sec

Resources Loaded

2.2 sec

Page Rendered

168 ms

21331.com screenshot

About Website

Welcome to 21331.com homepage info - get ready to check 21331 best content right away, or after learning these important things about 21331.com

精品米店

Visit 21331.com

Key Findings

We analyzed 21331.com page load time and found that the first response time was 1.7 sec and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

21331.com performance score

0

Network Requests Diagram

21331.com

1744 ms

system.css

68 ms

jquery-1.11.3.min.js

265 ms

templet-link.png

67 ms

top-bg-1.png

68 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to 21331.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain 21331.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 25.5 kB (44%)

Content Size

57.9 kB

After Optimization

32.4 kB

  • HTML
  • Images
  • CSS

In fact, the total size of 21331.com main page is 57.9 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. Only 10% of websites need less resources to load. Images take 39.3 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 2.3 kB

  • Original 3.5 kB
  • After minification 2.8 kB
  • After compression 1.2 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. This page needs HTML code to be minified as it can gain 661 B, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 2.3 kB or 66% of the original size.

Image Optimization

-27%

Potential reduce by 10.5 kB

  • Original 39.3 kB
  • After minification 28.9 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, 21331 needs image optimization as it can save up to 10.5 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-84%

Potential reduce by 12.7 kB

  • Original 15.1 kB
  • After minification 8.2 kB
  • After compression 2.4 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. 21331.com needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21331. According to our analytics all requests are already optimized.

Network Requests Diagram

21331.com

21331.com

1744 ms

system.css

system.css

68 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

265 ms

templet-link.png

templet-link.png

67 ms

top-bg-1.png

top-bg-1.png

68 ms

search-icon.png

search-icon.png

131 ms

common-avatar.png

common-avatar.png

132 ms

contact-qq.png

contact-qq.png

133 ms

d917e295678c9236a72fdd6fde5b2012_tel.png

d917e295678c9236a72fdd6fde5b2012_tel.png

140 ms

d917e295678c9236a72fdd6fde5b2012_email.png

d917e295678c9236a72fdd6fde5b2012_email.png

142 ms

Accessibility Review

21331.com accessibility score

86

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

<frame> or <iframe> elements do not have a title

Best Practices

21331.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

21331.com SEO score

67

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21331.com 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that 21331.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

21331.com

Open Graph description is not detected on the main page of 21331. 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: