Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

meng335.dzsc.com

北京航天新兴销售总部(meng335.dzsc.com)_网站首页

Page Load Speed

37.2 sec in total

First Response

1.9 sec

Resources Loaded

35.1 sec

Page Rendered

236 ms

About Website

Welcome to meng335.dzsc.com homepage info - get ready to check Meng 335 Dzsc best content for China right away, or after learning these important things about meng335.dzsc.com

北京航天新兴销售总部主营产品及服务，北京航天新兴销售总部一，LTC电源模块和放大器 二，ADI放大器与比较器 三，TI/BB放大器与转换器 四，ALTERA的Cyclone系列及配置件 五，TST生表滤波器常备现货,KDS温补晶振。 六，美国Ramtron公司推出的铁电存储器 七， UTC全线产品 八，MAXIM信号处理 九，全线代理IMP产品 十，全线代理瑞士EPC光学芯片

Visit meng335.dzsc.com

Key Findings

We analyzed Meng335.dzsc.com page load time and found that the first response time was 1.9 sec and then it took 35.3 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

meng335.dzsc.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value190 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.5 s

59/100

10%

Network Requests Diagram

meng335.dzsc.com

1908 ms

gobel.css

671 ms

frames.css

12457 ms

blue.css

1876 ms

jquery-1.10.2.min.js

4555 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Meng335.dzsc.com, 43% (18 requests) were made to Img3.dzsc.com and 40% (17 requests) were made to Dzsc.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Counter.dzsc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 164.3 kB (34%)

Content Size

485.0 kB

After Optimization

320.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Meng335.dzsc.com main page is 485.0 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. Only 10% of websites need less resources to load. Images take 315.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 14.6 kB

  • Original 20.0 kB
  • After minification 18.9 kB
  • After compression 5.4 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. 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 14.6 kB or 73% of the original size.

Image Optimization

-14%

Potential reduce by 45.5 kB

  • Original 315.9 kB
  • After minification 270.4 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. Obviously, Meng 335 Dzsc needs image optimization as it can save up to 45.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 82.5 kB

  • Original 121.7 kB
  • After minification 114.3 kB
  • After compression 39.2 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 82.5 kB or 68% of the original size.

CSS Optimization

-79%

Potential reduce by 21.8 kB

  • Original 27.4 kB
  • After minification 25.1 kB
  • After compression 5.6 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. Meng335.dzsc.com needs all CSS files to be minified and compressed as it can save up to 21.8 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (18%)

Requests Now

39

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Meng 335 Dzsc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

meng335.dzsc.com accessibility score

48

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.

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

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

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

meng335.dzsc.com best practices score

67

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

SEO Factors

meng335.dzsc.com SEO score

77

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 doesn't use legible font sizes

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 Meng335.dzsc.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 Meng335.dzsc.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

Open Graph description is not detected on the main page of Meng 335 Dzsc. 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: