129.4 sec in total
734 ms
126.4 sec
2.3 sec
Welcome to threedbook.com homepage info - get ready to check Threedbook best content for China right away, or after learning these important things about threedbook.com
在三书Threedbook上发布,查看和分享公开/私密的3D模型。发现成千上万的游戏、建筑、文化、AEC等各领域内的3D模型. 您也可以在线编辑3D模型并且分享
Visit threedbook.comWe analyzed Threedbook.com page load time and found that the first response time was 734 ms and then it took 128.7 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. Unfortunately, there were 115 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
threedbook.com performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value3.4 s
66/100
25%
Value8.9 s
15/100
10%
Value360 ms
72/100
30%
Value0.384
27/100
15%
Value20.5 s
2/100
10%
734 ms
3911 ms
9969 ms
7985 ms
9159 ms
Our browser made a total of 224 requests to load all elements on the main page. We found that 99% of them (221 requests) were addressed to the original Threedbook.com, 1% (3 requests) were made to Cdn.bootcss.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Threedbook.com.
Page size can be reduced by 778.7 kB (86%)
906.5 kB
127.8 kB
In fact, the total size of Threedbook.com main page is 906.5 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. 40% of websites need less resources to load. HTML takes 541.8 kB which makes up the majority of the site volume.
Potential reduce by 512.0 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 98.7 kB, which is 18% 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 512.0 kB or 94% of the original size.
Potential reduce by 3.9 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, Threedbook needs image optimization as it can save up to 3.9 kB or 41% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 125.3 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 125.3 kB or 67% of the original size.
Potential reduce by 137.5 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. Threedbook.com needs all CSS files to be minified and compressed as it can save up to 137.5 kB or 81% of the original size.
Number of requests can be reduced by 9 (75%)
12
3
The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Threedbook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
threedbook.com
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threedbook.com accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
threedbook.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
threedbook.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Threedbook.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Threedbook.com 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.
threedbook.com
Open Graph description is not detected on the main page of Threedbook. 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: