Tools & Wizards About Us

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

bd253.com

迪威国际客服-15912990000-首页

Page Load Speed

56.8 sec in total

First Response

4.7 sec

Resources Loaded

49.5 sec

Page Rendered

2.6 sec

About Website

Welcome to bd253.com homepage info - get ready to check Bd 253 best content right away, or after learning these important things about bd253.com

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Visit bd253.com

Key Findings

We analyzed Bd253.com page load time and found that the first response time was 4.7 sec and then it took 52.1 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

bd253.com performance score

0

Network Requests Diagram

bd253.com

4706 ms

style5.css

3381 ms

navMenu13.css

3392 ms

users.asp

1469 ms

time1.js

1777 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 51% of them (48 requests) were addressed to the original Bd253.com, 13% (12 requests) were made to Img.ujian.cc and 11% (10 requests) were made to Bd253.com.cdn205.hnpet.net. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Bd253.com.cdn205.hnpet.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.4 kB (39%)

Content Size

702.2 kB

After Optimization

430.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bd253.com main page is 702.2 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 351.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 85.6 kB

  • Original 104.7 kB
  • After minification 104.4 kB
  • After compression 19.0 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. 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 85.6 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 18.9 kB

  • Original 351.1 kB
  • After minification 332.1 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. Bd 253 images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 139.0 kB

  • Original 211.5 kB
  • After minification 199.9 kB
  • After compression 72.5 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 139.0 kB or 66% of the original size.

CSS Optimization

-80%

Potential reduce by 27.9 kB

  • Original 35.0 kB
  • After minification 28.0 kB
  • After compression 7.1 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. Bd253.com needs all CSS files to be minified and compressed as it can save up to 27.9 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (40%)

Requests Now

77

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bd 253. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

SEO Factors

bd253.com SEO score

0

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 Bd253.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 Bd253.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 Bd 253. 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: