Tools & Wizards About Us
nakka.cn screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

nakka.cn

Commercial Fan, Industrial Fan, Waterproof Fan Suppliers - Guangdong Shunde NAKKA Environmental Appliance Technology Co., Ltd

Page Load Speed

5.3 sec in total

First Response

669 ms

Resources Loaded

4.2 sec

Page Rendered

371 ms

nakka.cn screenshot

About Website

Welcome to nakka.cn homepage info - get ready to check NAKKA best content right away, or after learning these important things about nakka.cn

Commercial Fan Factory,Industrial Fan Suppliers,Waterproof Fan Manufacturers,China High quality Commercial Fan Company,Sales Industrial Fan Manufacturers.

Visit nakka.cn

Key Findings

We analyzed Nakka.cn page load time and found that the first response time was 669 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

nakka.cn performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

50/100

10%

Network Requests Diagram

www.nakka.net

669 ms

www.nakka.net

380 ms

init.css

77 ms

swiper.css

136 ms

fancybox.css

190 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Nakka.cn, 26% (10 requests) were made to Img.waimaoniu.net and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Im.waimaoniu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 204.3 kB (8%)

Content Size

2.5 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nakka.cn main page is 2.5 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

-93%

Potential reduce by 94.4 kB

  • Original 101.7 kB
  • After minification 49.1 kB
  • After compression 7.3 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 52.5 kB, which is 52% 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 94.4 kB or 93% of the original size.

Image Optimization

-5%

Potential reduce by 107.7 kB

  • Original 2.2 MB
  • After minification 2.1 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. NAKKA images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.3 kB

  • Original 128.2 kB
  • After minification 128.2 kB
  • After compression 126.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 942 B

  • Original 22.8 kB
  • After minification 22.8 kB
  • After compression 21.9 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. Nakka.cn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (56%)

Requests Now

34

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NAKKA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.nakka.net

www.nakka.net

669 ms

www.nakka.net

www.nakka.net

380 ms

init.css

init.css

77 ms

swiper.css

swiper.css

136 ms

fancybox.css

fancybox.css

190 ms

style-2679.css

style-2679.css

253 ms

iconfont.css

iconfont.css

200 ms

js

js

63 ms

jquery.min.js

jquery.min.js

325 ms

lazyload.min.js

lazyload.min.js

206 ms

scrolldir.min.js

scrolldir.min.js

208 ms

scrolltotop.min.js

scrolltotop.min.js

250 ms

jquery.validator.min.js

jquery.validator.min.js

324 ms

en.min.js

en.min.js

340 ms

swiper.min.js

swiper.min.js

356 ms

js.cookie.min.js

js.cookie.min.js

342 ms

input-spinner.min.js

input-spinner.min.js

342 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

399 ms

infiniteAjaxScroll.min.js

infiniteAjaxScroll.min.js

343 ms

wmn.min.js

wmn.min.js

343 ms

app.min.js

app.min.js

374 ms

index.js

index.js

375 ms

js.php

js.php

519 ms

gdimWsv.js

gdimWsv.js

1318 ms

icon_flag.png

icon_flag.png

131 ms

iconfont.woff

iconfont.woff

69 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

2 ms

2679-202112291635423839.png

2679-202112291635423839.png

647 ms

img_advantage_backing.jpg

img_advantage_backing.jpg

338 ms

2679-202112211528084852.jpg

2679-202112211528084852.jpg

831 ms

2679-202112281618350645.png

2679-202112281618350645.png

1021 ms

2679-202304011117444513.png

2679-202304011117444513.png

1020 ms

2679-202302131640116157.jpg

2679-202302131640116157.jpg

952 ms

2679-202112271556483272.jpg

2679-202112271556483272.jpg

352 ms

2679-202208271733456390.jpg

2679-202208271733456390.jpg

206 ms

2679-202112251438223149.jpg

2679-202112251438223149.jpg

167 ms

2679-202112251431537383.jpg

2679-202112251431537383.jpg

205 ms

2679-202111301542309007.jpg

2679-202111301542309007.jpg

314 ms

Accessibility Review

nakka.cn accessibility score

85

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

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

nakka.cn best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nakka.cn SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

nakka.cn

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