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533dd.com screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

Page Load Speed

54.4 sec in total

First Response

11.6 sec

Resources Loaded

42.4 sec

Page Rendered

419 ms

533dd.com screenshot

About Website

Click here to check amazing 533 Dd content. Otherwise, check out these important facts you probably never knew about 533dd.com

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Key Findings

We analyzed 533dd.com page load time and found that the first response time was 11.6 sec and then it took 42.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. 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

533dd.com performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

533dd.com

11600 ms

style.css

2369 ms

common.js

2099 ms

tj.js

1934 ms

www.hl799.com

2041 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 24% of them (15 requests) were addressed to the original 533dd.com, 33% (21 requests) were made to Hl799.com and 19% (12 requests) were made to Data.pop800.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Ctps.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 164.0 kB (14%)

Content Size

1.2 MB

After Optimization

999.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 533dd.com main page is 1.2 MB. 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. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 16.3 kB

  • Original 22.0 kB
  • After minification 21.8 kB
  • After compression 5.7 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. 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 16.3 kB or 74% of the original size.

Image Optimization

-8%

Potential reduce by 88.8 kB

  • Original 1.1 MB
  • After minification 971.5 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. 533 Dd images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 20.9 kB

  • Original 34.9 kB
  • After minification 34.8 kB
  • After compression 14.0 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 20.9 kB or 60% of the original size.

CSS Optimization

-82%

Potential reduce by 38.0 kB

  • Original 46.5 kB
  • After minification 43.2 kB
  • After compression 8.5 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. 533dd.com needs all CSS files to be minified and compressed as it can save up to 38.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (35%)

Requests Now

60

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 533 Dd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

533dd.com

533dd.com

11600 ms

style.css

style.css

2369 ms

common.js

common.js

2099 ms

tj.js

tj.js

1934 ms

www.hl799.com

www.hl799.com

2041 ms

logo.gif

logo.gif

261 ms

banner.jpg

banner.jpg

433 ms

shell_v2.js

shell_v2.js

528 ms

nav.png

nav.png

150 ms

nav-list.gif

nav-list.gif

253 ms

guide.gif

guide.gif

397 ms

guide-btn.gif

guide-btn.gif

263 ms

back_1.gif

back_1.gif

263 ms

back2.gif

back2.gif

304 ms

bg3.gif

bg3.gif

335 ms

121.png

121.png

336 ms

li.png

li.png

336 ms

17393008.js

17393008.js

4598 ms

bds_s_v2.js

bds_s_v2.js

707 ms

bdsstyle.css

bdsstyle.css

240 ms

getnum

getnum

580 ms

is_32.png

is_32.png

1212 ms

sc.png

sc.png

532 ms

20126810232859964563.jpg

20126810232859964563.jpg

19874 ms

0.jpg

0.jpg

853 ms

1.jpg

1.jpg

731 ms

2.jpg

2.jpg

723 ms

3.jpg

3.jpg

770 ms

620.jpg

620.jpg

948 ms

666.htm

666.htm

293 ms

6.gif

6.gif

565 ms

800.js

800.js

17435 ms

adsbg.png

adsbg.png

223 ms

bao.png

bao.png

398 ms

hg01.gif

hg01.gif

409 ms

hg02.jpg

hg02.jpg

428 ms

hgzr.gif

hgzr.gif

479 ms

hg03.jpg

hg03.jpg

477 ms

hg04.jpg

hg04.jpg

486 ms

hg05.jpg

hg05.jpg

494 ms

hg06.gif

hg06.gif

505 ms

hg07.jpg

hg07.jpg

549 ms

hg08.jpg

hg08.jpg

552 ms

hg09.jpg

hg09.jpg

543 ms

hg10.jpg

hg10.jpg

557 ms

danbao_bg.png

danbao_bg.png

594 ms

logger.js

logger.js

363 ms

800.css

800.css

425 ms

129117_0_0_offline.png

129117_0_0_offline.png

8889 ms

count.do

count.do

2005 ms

alpha.gif

alpha.gif

414 ms

top_left.gif

top_left.gif

417 ms

closed.gif

closed.gif

419 ms

top_right.gif

top_right.gif

419 ms

callme.gif

callme.gif

424 ms

notcallme.gif

notcallme.gif

518 ms

foot_left.gif

foot_left.gif

520 ms

foot_bg.gif

foot_bg.gif

520 ms

foot_right.gif

foot_right.gif

520 ms

129117-m.jpg

129117-m.jpg

4967 ms

top_bg.gif

top_bg.gif

498 ms

mid_bg.gif

mid_bg.gif

498 ms

cmi.do

cmi.do

428 ms

Accessibility Review

533dd.com accessibility score

68

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.

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

533dd.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

533dd.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 533dd.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 533dd.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

533dd.com

Open Graph description is not detected on the main page of 533 Dd. 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: