Tools & Wizards About Us
3ddayin.net screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    77% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

3ddayin.net

3D打印网-中国3D打印门户

Page Load Speed

40 sec in total

First Response

1.5 sec

Resources Loaded

38 sec

Page Rendered

491 ms

3ddayin.net screenshot

About Website

Visit 3ddayin.net now to see the best up-to-date 3 Ddayin content for China and also check out these interesting facts you probably never knew about 3ddayin.net

中国3D打印网是国内最早的3D打印媒体，为您提供专业的3d打印技术、3d打印机、3D打印资讯,3D打印程序下载,3d打印机报价,3d打印机材料,3D打印服务,3D打印图片视频,3D扫描仪,3d打印解决方案等！

Visit 3ddayin.net

Key Findings

We analyzed 3ddayin.net page load time and found that the first response time was 1.5 sec and then it took 38.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 6 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

3ddayin.net performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

www.3ddayin.net

1548 ms

style.css

1433 ms

c.js

1216 ms

api.php

5133 ms

api.php

1694 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 31% of them (24 requests) were addressed to the original 3ddayin.net, 9% (7 requests) were made to Pos.baidu.com and 9% (7 requests) were made to Cpro.baidustatic.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source T11.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 207.9 kB (29%)

Content Size

705.0 kB

After Optimization

497.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 3ddayin.net main page is 705.0 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. 30% of websites need less resources to load. Images take 418.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 59.5 kB

  • Original 74.9 kB
  • After minification 71.1 kB
  • After compression 15.4 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 59.5 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 16.0 kB

  • Original 418.5 kB
  • After minification 402.4 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. 3 Ddayin images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 118.8 kB

  • Original 195.0 kB
  • After minification 195.0 kB
  • After compression 76.2 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 118.8 kB or 61% of the original size.

CSS Optimization

-82%

Potential reduce by 13.6 kB

  • Original 16.6 kB
  • After minification 13.5 kB
  • After compression 3.0 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. 3ddayin.net needs all CSS files to be minified and compressed as it can save up to 13.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (23%)

Requests Now

69

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 Ddayin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.3ddayin.net

www.3ddayin.net

1548 ms

style.css

style.css

1433 ms

c.js

c.js

1216 ms

api.php

api.php

5133 ms

api.php

api.php

1694 ms

api.php

api.php

19673 ms

logo.jpg

logo.jpg

856 ms

js

js

20240 ms

1.gif

1.gif

3636 ms

pic1_mubanzhijia_com.gif

pic1_mubanzhijia_com.gif

387 ms

pic2_mubanzhijia_com.gif

pic2_mubanzhijia_com.gif

1763 ms

1-16040QA325S2-lp.jpg

1-16040QA325S2-lp.jpg

1913 ms

1-16040Q51Z0328-lp.jpg

1-16040Q51Z0328-lp.jpg

2450 ms

1-16040Q14455405-lp.jpg

1-16040Q14455405-lp.jpg

852 ms

1_040220455Y0W.png

1_040220455Y0W.png

2171 ms

1_04021021422317.jpg

1_04021021422317.jpg

1216 ms

1_0402095Q1E31.png

1_0402095Q1E31.png

1606 ms

1_040609252I538.jpg

1_040609252I538.jpg

1810 ms

1_040G010235I6.jpg

1_040G010235I6.jpg

1980 ms

110G5C20-0-lp.jpg

110G5C20-0-lp.jpg

2159 ms

1-160406111509302-lp.jpg

1-160406111509302-lp.jpg

2206 ms

1-16040H029321P-lp.jpg

1-16040H029321P-lp.jpg

2248 ms

1_04062206112360.jpg

1_04062206112360.jpg

5921 ms

1_0406091251A04.jpg

1_0406091251A04.jpg

4264 ms

1-16040Q12320950-lp.jpg

1-16040Q12320950-lp.jpg

2569 ms

1-16031G05204U0-lp.jpg

1-16031G05204U0-lp.jpg

2678 ms

1_040P91514c13.jpg

1_040P91514c13.jpg

2627 ms

20143K007-0-lp.png

20143K007-0-lp.png

3184 ms

1_040515114b358.jpg

1_040515114b358.jpg

3034 ms

21535RX2-0-lp.jpg

21535RX2-0-lp.jpg

5297 ms

2.jpg

2.jpg

2206 ms

ocjm

ocjm

887 ms

ocjm

ocjm

1040 ms

ocjm

ocjm

931 ms

ocjm

ocjm

1089 ms

ocjm

ocjm

1542 ms

ocjm

ocjm

1345 ms

adx.php

adx.php

1248 ms

button_11.gif

button_11.gif

473 ms

u=981366484,1397084911&fm=76

u=981366484,1397084911&fm=76

8604 ms

u=3643820691,3233317376&fm=76

u=3643820691,3233317376&fm=76

4913 ms

u=876151151,44526935&fm=76

u=876151151,44526935&fm=76

2652 ms

bg.png

bg.png

658 ms

u=1716472617,2727792477&fm=76

u=1716472617,2727792477&fm=76

2163 ms

u=3213615987,3807156532&fm=76

u=3213615987,3807156532&fm=76

6449 ms

u=3680585590,4281898096&fm=76

u=3680585590,4281898096&fm=76

3875 ms

u=1987472416,2226846616&fm=76

u=1987472416,2226846616&fm=76

2856 ms

u=532390628,3708392077&fm=76

u=532390628,3708392077&fm=76

20077 ms

u=253513934,3553471656&fm=76

u=253513934,3553471656&fm=76

20076 ms

reduce_bd-logo1_oper.png

reduce_bd-logo1_oper.png

628 ms

adx.php

adx.php

1209 ms

u=1863654204,2681706024&fm=76

u=1863654204,2681706024&fm=76

5399 ms

u=1382700575,494645716&fm=76

u=1382700575,494645716&fm=76

8395 ms

u=722443319,3735559716&fm=76

u=722443319,3735559716&fm=76

7132 ms

adx.php

adx.php

1033 ms

u=3929966031,4001280164&fm=76

u=3929966031,4001280164&fm=76

10394 ms

u=1856342691,2879276212&fm=76

u=1856342691,2879276212&fm=76

3940 ms

u=1795067668,2256320010&fm=76

u=1795067668,2256320010&fm=76

20445 ms

u=2466924955,2682631789&fm=76

u=2466924955,2682631789&fm=76

19892 ms

u=1920947906,2635060022&fm=76

u=1920947906,2635060022&fm=76

20439 ms

closefeedback.min.js

closefeedback.min.js

548 ms

reduce_promotion_oper.png

reduce_promotion_oper.png

607 ms

bd_logo.png

bd_logo.png

619 ms

bg_rb.png

bg_rb.png

1559 ms

stat.php

stat.php

4859 ms

stat.htm

stat.htm

630 ms

core.php

core.php

1784 ms

9.gif

9.gif

1366 ms

pic1.gif

pic1.gif

1367 ms

h.js

h.js

1367 ms

app.gif

app.gif

1045 ms

21.gif

21.gif

2034 ms

hm.gif

hm.gif

438 ms

o.htm

o.htm

3720 ms

hm.gif

hm.gif

349 ms

wh.js

wh.js

1611 ms

ac.js

ac.js

1397 ms

Accessibility Review

3ddayin.net accessibility score

43

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

3ddayin.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

3ddayin.net SEO score

82

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 uses legible font sizes

High

Tap targets are not sized appropriately

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 3ddayin.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 3ddayin.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

3ddayin.net

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