Tools & Wizards About Us
rdzj.net screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

rdzj.net

抛丸清理机厂家-江苏荣达机械科技有限公司

Page Load Speed

48 sec in total

First Response

16.2 sec

Resources Loaded

31.6 sec

Page Rendered

264 ms

rdzj.net screenshot

About Website

Visit rdzj.net now to see the best up-to-date Rdzj content and also check out these interesting facts you probably never knew about rdzj.net

江苏荣达机械科技有限公司主要产品有抛丸机、悬链式抛丸清理机、吊钩式抛丸机等各种抛丸机设备；产品性能稳定,质量可靠，欢迎各地新老客户订购荣达抛丸机

Visit rdzj.net

Key Findings

We analyzed Rdzj.net page load time and found that the first response time was 16.2 sec and then it took 31.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

rdzj.net performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

rdzj.net

16167 ms

s.css

2072 ms

css.css

9493 ms

logo.jpg

1923 ms

stat.php

1339 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 87% of them (46 requests) were addressed to the original Rdzj.net, 2% (1 request) were made to S25.cnzz.com and 2% (1 request) were made to Image.p4p.sogou.com. The less responsive or slowest element that took the longest time to load (16.2 sec) belongs to the original domain Rdzj.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.2 kB (87%)

Content Size

82.8 kB

After Optimization

10.6 kB

  • HTML
  • JavaScript

In fact, the total size of Rdzj.net main page is 82.8 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. 35% of websites need less resources to load. HTML takes 72.1 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 65.3 kB

  • Original 72.1 kB
  • After minification 53.0 kB
  • After compression 6.7 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 19.1 kB, which is 26% 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 65.3 kB or 91% of the original size.

JavaScript Optimization

-64%

Potential reduce by 6.9 kB

  • Original 10.7 kB
  • After minification 10.7 kB
  • After compression 3.8 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 6.9 kB or 64% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

47

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdzj. According to our analytics all requests are already optimized.

Network Requests Diagram

rdzj.net

rdzj.net

16167 ms

s.css

s.css

2072 ms

css.css

css.css

9493 ms

logo.jpg

logo.jpg

1923 ms

stat.php

stat.php

1339 ms

357580.js

357580.js

2437 ms

logoright.jpg

logoright.jpg

826 ms

dh.jpg

dh.jpg

541 ms

left01.jpg

left01.jpg

263 ms

letft01bg.jpg

letft01bg.jpg

1041 ms

left02.jpg

left02.jpg

1037 ms

2010122414244850886.jpg

2010122414244850886.jpg

2158 ms

2010122415261276038.jpg

2010122415261276038.jpg

1285 ms

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2010122415272524512.jpg

1336 ms

2010122415332719619.jpg

2010122415332719619.jpg

3160 ms

2010122415352481918.jpg

2010122415352481918.jpg

1983 ms

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2010122415435751994.jpg

1989 ms

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2010122415471458621.jpg

1992 ms

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2010122417261248688.jpg

1605 ms

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2010122417231282277.jpg

1866 ms

201012241554314056.jpg

201012241554314056.jpg

2161 ms

2010122415543889504.jpg

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2217 ms

2010122417295925112.jpg

2010122417295925112.jpg

2459 ms

2010122415554993291.jpg

2010122415554993291.jpg

2996 ms

2010122415564213975.jpg

2010122415564213975.jpg

2404 ms

2010122415573199405.jpg

2010122415573199405.jpg

2656 ms

2010122415581297927.jpg

2010122415581297927.jpg

2452 ms

left03.jpg

left03.jpg

2659 ms

left0303.jpg

left0303.jpg

2737 ms

ly_sub1.jpg

ly_sub1.jpg

2739 ms

left03db.jpg

left03db.jpg

2901 ms

left04.jpg

left04.jpg

2904 ms

left0401.jpg

left0401.jpg

2976 ms

left04db.jpg

left04db.jpg

2976 ms

right.jpg

right.jpg

3156 ms

righttu.jpg

righttu.jpg

3158 ms

0z6.gif

0z6.gif

3210 ms

rightdb.jpg

rightdb.jpg

3210 ms

left02bg.jpg

left02bg.jpg

3203 ms

bg_bg.jpg

bg_bg.jpg

3357 ms

infolist_20.jpg

infolist_20.jpg

3368 ms

left03bg.jpg

left03bg.jpg

3335 ms

stat.htm

stat.htm

718 ms

core.php

core.php

1016 ms

x1.gif

x1.gif

3194 ms

left04bg.jpg

left04bg.jpg

3434 ms

rightbg.jpg

rightbg.jpg

2670 ms

midbg.jpg

midbg.jpg

2625 ms

9.gif

9.gif

3743 ms

pic.gif

pic.gif

780 ms

app.gif

app.gif

960 ms

bg_bg.jpg

bg_bg.jpg

266 ms

infolist_20.jpg

infolist_20.jpg

261 ms

Accessibility Review

rdzj.net accessibility score

56

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

<object> elements do not have alternate text

Best Practices

rdzj.net best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

rdzj.net SEO score

50

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 Rdzj.net 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 Rdzj.net 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

rdzj.net

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