Tools & Wizards About Us
katelvxin.com screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

katelvxin.com

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Page Load Speed

14.2 sec in total

First Response

3.7 sec

Resources Loaded

10 sec

Page Rendered

527 ms

katelvxin.com screenshot

About Website

Click here to check amazing Katelvxin content. Otherwise, check out these important facts you probably never knew about katelvxin.com

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Key Findings

We analyzed Katelvxin.com page load time and found that the first response time was 3.7 sec and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

katelvxin.com performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

54/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value72.7 s

0/100

10%

Network Requests Diagram

katelvxin.com

3685 ms

www.katelvxin.com

1658 ms

style.css

222 ms

jquery-1.4a2.min.js

655 ms

jquery.KinSlideshow-1.1.js

438 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 94% of them (29 requests) were addressed to the original Katelvxin.com, 3% (1 request) were made to 5200444.com and 3% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (3.9 sec) relates to the external source Js.users.51.la.

Page Optimization Overview & Recommendations

Page size can be reduced by 127.2 kB (31%)

Content Size

411.0 kB

After Optimization

283.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Katelvxin.com main page is 411.0 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. 15% of websites need less resources to load. Images take 272.6 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 27.4 kB

  • Original 31.8 kB
  • After minification 20.2 kB
  • After compression 4.4 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 11.6 kB, which is 36% 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 27.4 kB or 86% of the original size.

Image Optimization

-9%

Potential reduce by 23.7 kB

  • Original 272.6 kB
  • After minification 248.9 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. Katelvxin images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 74.4 kB

  • Original 104.0 kB
  • After minification 102.8 kB
  • After compression 29.6 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 74.4 kB or 72% of the original size.

CSS Optimization

-67%

Potential reduce by 1.8 kB

  • Original 2.6 kB
  • After minification 2.2 kB
  • After compression 873 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. Katelvxin.com needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (14%)

Requests Now

29

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Katelvxin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

katelvxin.com

katelvxin.com

3685 ms

www.katelvxin.com

www.katelvxin.com

1658 ms

style.css

style.css

222 ms

jquery-1.4a2.min.js

jquery-1.4a2.min.js

655 ms

jquery.KinSlideshow-1.1.js

jquery.KinSlideshow-1.1.js

438 ms

jyb.js

jyb.js

441 ms

tongji.js

tongji.js

442 ms

jyborg.html

jyborg.html

2853 ms

bg.gif

bg.gif

227 ms

top_03.jpg

top_03.jpg

238 ms

02.jpg

02.jpg

907 ms

03.jpg

03.jpg

873 ms

trbg.gif

trbg.gif

225 ms

jybzq.jpg

jybzq.jpg

666 ms

1.jpg

1.jpg

705 ms

2.jpg

2.jpg

693 ms

3.jpg

3.jpg

694 ms

4.jpg

4.jpg

881 ms

5.jpg

5.jpg

1148 ms

6.jpg

6.jpg

1160 ms

7.jpg

7.jpg

1144 ms

8.jpg

8.jpg

1083 ms

news.gif

news.gif

1101 ms

bg3.jpg

bg3.jpg

1115 ms

H_23.jpg

H_23.jpg

1301 ms

bg2.jpg

bg2.jpg

1321 ms

product.gif

product.gif

1333 ms

contact.jpg

contact.jpg

1584 ms

bg1.jpg

bg1.jpg

1375 ms

bottom_29.jpg

bottom_29.jpg

1342 ms

17815778.js

17815778.js

3898 ms

Accessibility Review

katelvxin.com accessibility score

47

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

[lang] attributes do not have a valid value

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

katelvxin.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

High

Browser errors were logged to the console

SEO Factors

katelvxin.com SEO score

81

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

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Katelvxin.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 Katelvxin.com main page’s claimed encoding is gb2312. 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

katelvxin.com

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