Tools & Wizards About Us
ulavan.net screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

ulavan.net

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Page Load Speed

13.9 sec in total

First Response

283 ms

Resources Loaded

13.4 sec

Page Rendered

204 ms

ulavan.net screenshot

About Website

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Key Findings

We analyzed Ulavan.net page load time and found that the first response time was 283 ms and then it took 13.6 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

ulavan.net performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value25.6 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value1.895

0/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

ulavan.net

283 ms

www.ulavan.net

3699 ms

jquery.20.min.js

357 ms

jquery-1.11.1.min.js

773 ms

rem.js

788 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 31% of them (22 requests) were addressed to the original Ulavan.net, 35% (25 requests) were made to Mylf888.com and 28% (20 requests) were made to Aucma.com.cn. The less responsive or slowest element that took the longest time to load (6.1 sec) relates to the external source Aucma.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.7 kB (1%)

Content Size

4.9 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ulavan.net main page is 4.9 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. 55% of websites need less resources to load. Images take 4.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 27.4 kB

  • Original 33.5 kB
  • After minification 24.6 kB
  • After compression 6.2 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 9.0 kB, which is 27% 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 82% of the original size.

Image Optimization

-1%

Potential reduce by 31.4 kB

  • Original 4.9 MB
  • After minification 4.8 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. Ulavan images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 841 B

  • Original 3.4 kB
  • After minification 3.3 kB
  • After compression 2.5 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 841 B or 25% of the original size.

CSS Optimization

-16%

Potential reduce by 82 B

  • Original 505 B
  • After minification 505 B
  • After compression 423 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. Ulavan.net needs all CSS files to be minified and compressed as it can save up to 82 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (24%)

Requests Now

67

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ulavan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ulavan.net

ulavan.net

283 ms

www.ulavan.net

www.ulavan.net

3699 ms

jquery.20.min.js

jquery.20.min.js

357 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

773 ms

rem.js

rem.js

788 ms

swiper.min.css

swiper.min.css

1349 ms

swiper-bundle.min.css

swiper-bundle.min.css

1347 ms

master.css

master.css

1376 ms

header.css

header.css

1569 ms

footer.css

footer.css

1929 ms

iconfont.css

iconfont.css

1939 ms

animate.css

animate.css

2019 ms

default.css

default.css

2309 ms

coolgee.js

coolgee.js

2328 ms

swiper-bundle.min.js

swiper-bundle.min.js

2375 ms

wow.js

wow.js

2375 ms

jquery.la.min.js

jquery.la.min.js

2237 ms

pp.js

pp.js

317 ms

push.js

push.js

1135 ms

solution-04-cur.svg

solution-04-cur.svg

858 ms

solution-02-cur.svg

solution-02-cur.svg

885 ms

solution-03-cur.svg

solution-03-cur.svg

913 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

2 ms

iconfont.woff

iconfont.woff

1022 ms

21653089.js

21653089.js

693 ms

logo.png

logo.png

648 ms

search.png

search.png

628 ms

search-footer.png

search-footer.png

618 ms

20230920140914.jpg

20230920140914.jpg

2755 ms

23061501.jpg

23061501.jpg

2319 ms

20240306131342.jpg

20240306131342.jpg

2572 ms

indexvns.html

indexvns.html

366 ms

20240306131346.jpg

20240306131346.jpg

2710 ms

block_16_10.png

block_16_10.png

737 ms

industry-01.jpg

industry-01.jpg

2062 ms

industry-01-1.jpg

industry-01-1.jpg

2419 ms

industry-02.jpg

industry-02.jpg

3922 ms

industry-03.jpg

industry-03.jpg

3704 ms

-1-240419140508080385.jpg

-1-240419140508080385.jpg

4881 ms

icon-19.png

icon-19.png

2758 ms

-1-240319090929042043.jpg

-1-240319090929042043.jpg

4937 ms

-1-240223085014029268.jpg

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4253 ms

-1-240131172524090121.jpg

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5321 ms

-1-231206103541014338.jpg

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6094 ms

ewm-01.png

ewm-01.png

4237 ms

wab.png

wab.png

4643 ms

iconfont.ttf

iconfont.ttf

40 ms

zhongguomeng.js

zhongguomeng.js

69 ms

index.css

index.css

141 ms

jquery.la.min.js

jquery.la.min.js

210 ms

55vns.gif

55vns.gif

481 ms

blakimg.jpg

blakimg.jpg

273 ms

bet365365.jpg

bet365365.jpg

337 ms

1000x100.js.gif

1000x100.js.gif

549 ms

bwin1000.gif

bwin1000.gif

349 ms

ty100.jpg

ty100.jpg

416 ms

mgm1000x100_jpg.jpg

mgm1000x100_jpg.jpg

477 ms

yongli200.jpg

yongli200.jpg

542 ms

xpj999.gif

xpj999.gif

963 ms

xintyc.gif

xintyc.gif

546 ms

kaiyun100.jpg

kaiyun100.jpg

551 ms

daohang.gif

daohang.gif

547 ms

jinsha168.jpg

jinsha168.jpg

608 ms

wnsr168.gif

wnsr168.gif

611 ms

xpj168.gif

xpj168.gif

613 ms

tyc168.jpg

tyc168.jpg

614 ms

365bet168.jpg

365bet168.jpg

620 ms

ky.jpg

ky.jpg

677 ms

yongli168.jpg

yongli168.jpg

679 ms

mgm120.jpg

mgm120.jpg

681 ms

ftimg.jpg

ftimg.jpg

751 ms

Accessibility Review

ulavan.net accessibility score

81

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.

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

ulavan.net 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

High

Page has valid source maps

SEO Factors

ulavan.net SEO score

74

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

High

robots.txt is not valid

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

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ulavan.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Ulavan.net 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

ulavan.net

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