Tools & Wizards About Us

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

oucode.com

藕码网 - 源码下载,免费源码

Page Load Speed

6.7 sec in total

First Response

1.1 sec

Resources Loaded

5.3 sec

Page Rendered

248 ms

About Website

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

藕码网精选海量实用源代码，所有的源代码都经过仔细的测试和验证，并对源代码配有方便直观的在线演示。对于开发源代码的程序员朋友是一个不可多得的好站，赶紧收藏藕码网吧！

Visit oucode.com

Key Findings

We analyzed Oucode.com page load time and found that the first response time was 1.1 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

oucode.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.475

18/100

15%

TTI (Time to Interactive)

Value3.6 s

92/100

10%

Network Requests Diagram

oucode.com

1136 ms

index.css

445 ms

themes.css

449 ms

jquery.min.js

1107 ms

jquery.superslide.js

450 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Oucode.com and no external sources were called. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Oucode.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 217.9 kB (12%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oucode.com main page is 1.8 MB. 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 35.5 kB

  • Original 45.1 kB
  • After minification 40.2 kB
  • After compression 9.6 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. This page needs HTML code to be minified as it can gain 4.9 kB, which is 11% 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 35.5 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 99.1 kB

  • Original 1.7 MB
  • After minification 1.6 MB

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. Oucode images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 70.8 kB

  • Original 109.3 kB
  • After minification 108.3 kB
  • After compression 38.5 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 70.8 kB or 65% of the original size.

CSS Optimization

-75%

Potential reduce by 12.5 kB

  • Original 16.6 kB
  • After minification 14.1 kB
  • After compression 4.1 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. Oucode.com needs all CSS files to be minified and compressed as it can save up to 12.5 kB or 75% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

36

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oucode. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

oucode.com accessibility score

53

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

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

High

Links do not have a discernible name

Best Practices

oucode.com best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

oucode.com SEO score

62

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oucode.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Oucode.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 description is not detected on the main page of Oucode. 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: