Tools & Wizards About Us
591yhw.com screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    68% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

591yhw.com

海淘优惠码,网购优惠券免费领券平台 - 591优惠网

Page Load Speed

93.2 sec in total

First Response

10.4 sec

Resources Loaded

81.7 sec

Page Rendered

1.1 sec

591yhw.com screenshot

About Website

Welcome to 591yhw.com homepage info - get ready to check 591 Yhw best content for China right away, or after learning these important things about 591yhw.com

591优惠网提供6pm优惠码,ebay优惠码,shopbop优惠码,kidsroom优惠码等海淘优惠码,折扣码大全，同时提供唯品会优惠券,聚美优惠券,小米优惠券等网购优惠券免费领取，享优惠上591yhw.com,购物最省钱

Visit 591yhw.com

Key Findings

We analyzed 591yhw.com page load time and found that the first response time was 10.4 sec and then it took 82.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 20 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

591yhw.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

www.591yhw.com

10396 ms

global.css

3818 ms

header_style.css

3908 ms

common.js

5568 ms

base.js

14623 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 22% of them (41 requests) were addressed to the original 591yhw.com, 75% (140 requests) were made to Img.591yhw.com and 1% (1 request) were made to S23.cnzz.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain 591yhw.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 890.4 kB (30%)

Content Size

2.9 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 591yhw.com main page is 2.9 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. 40% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 185.0 kB

  • Original 211.8 kB
  • After minification 158.6 kB
  • After compression 26.8 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 53.1 kB, which is 25% 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 185.0 kB or 87% of the original size.

Image Optimization

-13%

Potential reduce by 274.3 kB

  • Original 2.2 MB
  • After minification 1.9 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. Obviously, 591 Yhw needs image optimization as it can save up to 274.3 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 270.7 kB

  • Original 372.0 kB
  • After minification 348.2 kB
  • After compression 101.3 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 270.7 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 160.4 kB

  • Original 191.4 kB
  • After minification 165.5 kB
  • After compression 31.1 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. 591yhw.com needs all CSS files to be minified and compressed as it can save up to 160.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (31%)

Requests Now

164

After Optimization

113

  • Images
  • JavaScript
  • CSS

The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 591 Yhw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.591yhw.com

www.591yhw.com

10396 ms

global.css

global.css

3818 ms

header_style.css

header_style.css

3908 ms

common.js

common.js

5568 ms

base.js

base.js

14623 ms

index.css

index.css

5152 ms

style.css

style.css

12301 ms

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index_style.css

11752 ms

slideshow.css

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7332 ms

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6066 ms

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6509 ms

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19718 ms

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5143 ms

utils.js

utils.js

6174 ms

jquery-ui-1.8.16.custom.css

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jquery-ui-1.8.16.custom.min.js

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15257 ms

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12296 ms

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13102 ms

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15013 ms

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12858 ms

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12942 ms

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15781 ms

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13255 ms

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17667 ms

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13089 ms

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14380 ms

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13661 ms

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14935 ms

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17666 ms

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13713 ms

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12844 ms

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14897 ms

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12059 ms

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12238 ms

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11769 ms

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15911 ms

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14852 ms

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13889 ms

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15324 ms

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12567 ms

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14864 ms

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15762 ms

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14254 ms

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15392 ms

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Accessibility Review

591yhw.com accessibility score

48

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

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

591yhw.com best practices score

50

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

High

Browser errors were logged to the console

SEO Factors

591yhw.com SEO score

58

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 591yhw.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 591yhw.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

591yhw.com

Open Graph description is not detected on the main page of 591 Yhw. 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: