Tools & Wizards About Us
jvkrakowski.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

jvkrakowski.com

开云下注官网(中国)有限公司-开云下注官网

Page Load Speed

25.9 sec in total

First Response

3.3 sec

Resources Loaded

21.9 sec

Page Rendered

754 ms

jvkrakowski.com screenshot

About Website

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

开云下注官网(中国)有限公司有限公司由周友義先生創辦於 1982 年10 月，為台灣半導體零組件通路商的早期先驅之一。營運據點以大中華地區為主。目前是国内潜水装备行业领域的龙头企业和全球主要的潜水服及渔猎服生产企业之一，是全球范围内在该领域唯一一家形成了从上游原材料开发、产品设计到成品生产、最后到终端销售的完整产业链的集团化企业。公司肩负“让城市更宜居，让世界更畅通”使命，围绕“交通、市政、建筑、...

Visit jvkrakowski.com

Key Findings

We analyzed Jvkrakowski.com page load time and found that the first response time was 3.3 sec and then it took 22.6 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.

Performance Metrics

jvkrakowski.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value14.0 s

1/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.89

3/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

jvkrakowski.com

3264 ms

www.jvkrakowski.com

863 ms

ky1.js

1934 ms

home.css

861 ms

inpages.css

418 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 72% of them (67 requests) were addressed to the original Jvkrakowski.com, 15% (14 requests) were made to Ptfafajs.com and 9% (8 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (15.6 sec) relates to the external source Ptfafajs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (14%)

Content Size

8.8 MB

After Optimization

7.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jvkrakowski.com main page is 8.8 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. 70% of websites need less resources to load. Images take 8.1 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 23.2 kB

  • Original 30.9 kB
  • After minification 30.4 kB
  • After compression 7.8 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.2 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 732.4 kB

  • Original 8.1 MB
  • After minification 7.4 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. Jvkrakowski images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 456.5 kB

  • Original 630.8 kB
  • After minification 467.4 kB
  • After compression 174.3 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 456.5 kB or 72% of the original size.

CSS Optimization

-25%

Potential reduce by 5.7 kB

  • Original 23.2 kB
  • After minification 23.2 kB
  • After compression 17.5 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. Jvkrakowski.com needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (27%)

Requests Now

88

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jvkrakowski. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jvkrakowski.com

jvkrakowski.com

3264 ms

www.jvkrakowski.com

www.jvkrakowski.com

863 ms

ky1.js

ky1.js

1934 ms

home.css

home.css

861 ms

inpages.css

inpages.css

418 ms

countdown.css

countdown.css

426 ms

swiper.min.css

swiper.min.css

426 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

1108 ms

wordnub.js

wordnub.js

820 ms

nsw.pc.min.js

nsw.pc.min.js

2043 ms

animate.css

animate.css

641 ms

swiper.min.css

swiper.min.css

642 ms

wow.min.js

wow.min.js

1200 ms

swiper.min.js

swiper.min.js

1579 ms

main.js

main.js

1269 ms

css.css

css.css

1245 ms

index.js

index.js

1480 ms

ky1.js

ky1.js

217 ms

ky1.html

ky1.html

222 ms

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319 ms

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1609 ms

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1024 ms

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1825 ms

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216 ms

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216 ms

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430 ms

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aboption1.png

650 ms

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532 ms

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743 ms

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928 ms

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1042 ms

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1588 ms

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1356 ms

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1232 ms

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1466 ms

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1445 ms

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1574 ms

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2045 ms

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1683 ms

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1793 ms

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2209 ms

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1808 ms

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2086 ms

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2010 ms

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2012 ms

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inews_title.jpg

2199 ms

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2229 ms

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2451 ms

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2504 ms

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2302 ms

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2439 ms

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2437 ms

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2450 ms

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2937 ms

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2820 ms

js-sdk-pro.min.js

js-sdk-pro.min.js

629 ms

share.js

share.js

1690 ms

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2667 ms

style.css

style.css

216 ms

link.js

link.js

540 ms

ky-section.png

ky-section.png

1400 ms

ld-section.png

ld-section.png

1677 ms

jiuyou-section.png

jiuyou-section.png

1212 ms

hth-section.png

hth-section.png

1476 ms

anbo-section.png

anbo-section.png

1403 ms

dafa-section.png

dafa-section.png

1200 ms

kyhd.png

kyhd.png

15563 ms

activity.png

activity.png

8299 ms

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2650 ms

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2363 ms

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2894 ms

bg.jpg

bg.jpg

3439 ms

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2585 ms

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2807 ms

collect

collect

1067 ms

collect

collect

1056 ms

collect

collect

1061 ms

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2333 ms

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2180 ms

foot_logo.png

foot_logo.png

2139 ms

sft_code.jpg

sft_code.jpg

2338 ms

sinsearch_bg.jpg

sinsearch_bg.jpg

2237 ms

sinabout_bg.jpg

sinabout_bg.jpg

2927 ms

sinpro_bg.jpg

sinpro_bg.jpg

2509 ms

advantage.jpg

advantage.jpg

2617 ms

fancybox_sprite.png

fancybox_sprite.png

2115 ms

share_api.js

share_api.js

233 ms

share_view.js

share_view.js

437 ms

tangram.js

tangram.js

431 ms

api_base.js

api_base.js

421 ms

view_base.js

view_base.js

224 ms

share_style1_16.css

share_style1_16.css

232 ms

logger.js

logger.js

210 ms

Accessibility Review

jvkrakowski.com accessibility score

42

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

<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

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

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

jvkrakowski.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

High

Page has valid source maps

SEO Factors

jvkrakowski.com SEO score

85

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

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 Jvkrakowski.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 Jvkrakowski.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

jvkrakowski.com

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