Access ntek.org.cn. CCC认证机构-CE认证-SRRC认证-可靠性测试-NTEK北测检测集团

ntek.org.cn screenshot

33

Performance

Renders faster than
53% of other websites
68

Accessibility

Visual factors better than
that of 33% of websites
75

Best Practices

More advanced features
available than in
35% of websites
80

SEO

Google-friendlier than
42% of websites

First Response

1.5 sec

Resources Loaded

22.9 sec

Page Rendered

1.8 sec

ntek.org.cn screenshot

About Website

Welcome to ntek.org.cn homepage info - get ready to check Ntek best content for Ukraine right away, or after learning these important things about ntek.org.cn

NTEK北测集团为全球第三方质量研究技术服务机构，深圳市北测检测技术有限公司提供CCC认证,可靠性测试,失效分析,SRRC认证,FCC认证,CE认证等国际出口认证及测试服务

Visit ntek.org.cn

Key Findings

We analyzed Ntek.org.cn page load time and found that the first response time was 1.5 sec and then it took 24.7 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.

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value1,180 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.306

38/100

15%

TTI (Time to Interactive)

Value22.8 s

1/100

10%

ntek.org.cn

1524 ms

common.css

644 ms

layout.css

1079 ms

response.css

669 ms

font.css

694 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 97% of them (156 requests) were addressed to the original Ntek.org.cn, 1% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Libs.baidu.com. The less responsive or slowest element that took the longest time to load (10 sec) belongs to the original domain Ntek.org.cn.

Content Size

7.2 MB

After Optimization

7.0 MB

In fact, the total size of Ntek.org.cn main page is 7.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 120.8 kB

Original 142.8 kB
After minification 120.8 kB
After compression 22.0 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 22.0 kB, which is 15% 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 120.8 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 34.3 kB

Original 6.7 MB
After minification 6.7 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. Ntek images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 27.3 kB

Original 265.9 kB
After minification 265.9 kB
After compression 238.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 12.7 kB

Original 47.8 kB
After minification 47.8 kB
After compression 35.1 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. Ntek.org.cn needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 27% of the original size.

Requests Now

159

After Optimization

144

The browser has sent 159 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ntek. 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 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Ntek.org.cn 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 Ntek.org.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

ntek.org.cn

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