Tools & Wizards About Us
3dportal.cn screenshot

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

3dportal.cn

三维网-三维机械设计和制造社区 - Powered by Discuz!

Page Load Speed

30.8 sec in total

First Response

860 ms

Resources Loaded

29.8 sec

Page Rendered

198 ms

3dportal.cn screenshot

About Website

Welcome to 3dportal.cn homepage info - get ready to check 3 Dportal best content for China right away, or after learning these important things about 3dportal.cn

三维网-三维机械设计和制造社区

Visit 3dportal.cn

Key Findings

We analyzed 3dportal.cn page load time and found that the first response time was 860 ms and then it took 30 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

3dportal.cn performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

3dportal.cn

860 ms

www.3dportal.cn

813 ms

portal.php

263 ms

wb.js

956 ms

style_22_common.css

2696 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 84% of them (53 requests) were addressed to the original 3dportal.cn, 11% (7 requests) were made to Googleads.g.doubleclick.net and 3% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.2 sec) belongs to the original domain 3dportal.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 106.1 kB (19%)

Content Size

565.7 kB

After Optimization

459.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 3dportal.cn main page is 565.7 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. 20% of websites need less resources to load. Javascripts take 274.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 38.0 kB

  • Original 48.7 kB
  • After minification 46.5 kB
  • After compression 10.6 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 38.0 kB or 78% of the original size.

Image Optimization

-7%

Potential reduce by 15.6 kB

  • Original 209.4 kB
  • After minification 193.8 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. 3 Dportal images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 25.2 kB

  • Original 274.7 kB
  • After minification 274.1 kB
  • After compression 249.6 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

-83%

Potential reduce by 27.3 kB

  • Original 32.9 kB
  • After minification 29.8 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. 3dportal.cn needs all CSS files to be minified and compressed as it can save up to 27.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (16%)

Requests Now

58

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 Dportal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

3dportal.cn

3dportal.cn

860 ms

www.3dportal.cn

www.3dportal.cn

813 ms

portal.php

portal.php

263 ms

wb.js

wb.js

956 ms

style_22_common.css

style_22_common.css

2696 ms

style_22_portal_index.css

style_22_portal_index.css

419 ms

common.js

common.js

7620 ms

portal.js

portal.js

421 ms

logging.js

logging.js

421 ms

nv.js

nv.js

420 ms

sub_nv.css

sub_nv.css

627 ms

index.css

index.css

8193 ms

adsbygoogle.js

adsbygoogle.js

93 ms

topbg.jpg

topbg.jpg

680 ms

qq_login.gif

qq_login.gif

3203 ms

hdbg.png

hdbg.png

5650 ms

logo.png

logo.png

7289 ms

damei.png

damei.png

8163 ms

mc-2022.jpg

mc-2022.jpg

20199 ms

105429v5kugndmy6kot13z.jpg

105429v5kugndmy6kot13z.jpg

5736 ms

show_ads_impl.js

show_ads_impl.js

279 ms

zrt_lookup.html

zrt_lookup.html

31 ms

ads

ads

241 ms

ads

ads

541 ms

ads

ads

250 ms

ads

ads

215 ms

ads

ads

287 ms

ads

ads

254 ms

qnv.png

qnv.png

4260 ms

13_avatar_small.jpg

13_avatar_small.jpg

4557 ms

63_avatar_small.jpg

63_avatar_small.jpg

3915 ms

84_avatar_small.jpg

84_avatar_small.jpg

3737 ms

14_avatar_small.jpg

14_avatar_small.jpg

4296 ms

80_avatar_small.jpg

80_avatar_small.jpg

3641 ms

32_avatar_small.jpg

32_avatar_small.jpg

2830 ms

45_avatar_small.jpg

45_avatar_small.jpg

9100 ms

32_avatar_small.jpg

32_avatar_small.jpg

2810 ms

noavatar_small.gif

noavatar_small.gif

3005 ms

sortnum.png

sortnum.png

2737 ms

px.png

px.png

2810 ms

08_avatar_small.jpg

08_avatar_small.jpg

3713 ms

68_avatar_small.jpg

68_avatar_small.jpg

3231 ms

66_avatar_small.jpg

66_avatar_small.jpg

3353 ms

noavatar_small.gif

noavatar_small.gif

2585 ms

noavatar_small.gif

noavatar_small.gif

2718 ms

31_avatar_small.jpg

31_avatar_small.jpg

3707 ms

noavatar_small.gif

noavatar_small.gif

3021 ms

58_avatar_small.jpg

58_avatar_small.jpg

3814 ms

noavatar_small.gif

noavatar_small.gif

3122 ms

29_avatar_small.jpg

29_avatar_small.jpg

3085 ms

65_avatar_small.jpg

65_avatar_small.jpg

3152 ms

noavatar_small.gif

noavatar_small.gif

3186 ms

24_avatar_small.jpg

24_avatar_small.jpg

3857 ms

noavatar_small.gif

noavatar_small.gif

3217 ms

32_avatar_small.jpg

32_avatar_small.jpg

3288 ms

15_avatar_small.jpg

15_avatar_small.jpg

3294 ms

93_avatar_small.jpg

93_avatar_small.jpg

3316 ms

22_avatar_small.jpg

22_avatar_small.jpg

4052 ms

30_avatar_small.jpg

30_avatar_small.jpg

3293 ms

newarow.gif

newarow.gif

3355 ms

60_avatar_small.jpg

60_avatar_small.jpg

4521 ms

49_avatar_small.jpg

49_avatar_small.jpg

4122 ms

pn.png

pn.png

3436 ms

Accessibility Review

3dportal.cn accessibility score

57

Accessibility Issues

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

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

3dportal.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

3dportal.cn SEO score

89

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 3dportal.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 3dportal.cn main page’s claimed encoding is gbk. 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

3dportal.cn

Open Graph description is not detected on the main page of 3 Dportal. 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: