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ptdt.cn screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

ptdt.cn

ptdt.cn is for sale!

Page Load Speed

7.9 sec in total

First Response

2.1 sec

Resources Loaded

5.6 sec

Page Rendered

292 ms

ptdt.cn screenshot

About Website

Click here to check amazing Ptdt content. Otherwise, check out these important facts you probably never knew about ptdt.cn

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Key Findings

We analyzed Ptdt.cn page load time and found that the first response time was 2.1 sec and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

ptdt.cn performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

6/100

25%

SI (Speed Index)

Value10.8 s

7/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

ptdt.cn

2059 ms

DNParking-202103241036.css

932 ms

beacon_web.min.js

2168 ms

DNParking-202103241036.css

1503 ms

banner-2.83ca50cdabf674f28af75059106abe88db312320.png

1361 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Ptdt.cn, 60% (6 requests) were made to Cloudcache.tencent-cloud.cn and 10% (1 request) were made to Beaconcdn.qq.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Beaconcdn.qq.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 60.8 kB (8%)

Content Size

788.5 kB

After Optimization

727.7 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Ptdt.cn main page is 788.5 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. 20% of websites need less resources to load. Images take 769.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 11.1 kB

  • Original 13.8 kB
  • After minification 8.1 kB
  • After compression 2.7 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. This page needs HTML code to be minified as it can gain 5.8 kB, which is 42% 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 11.1 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 49.7 kB

  • Original 769.8 kB
  • After minification 720.1 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. Ptdt images are well optimized though.

CSS Optimization

-1%

Potential reduce by 44 B

  • Original 4.9 kB
  • After minification 4.9 kB
  • After compression 4.8 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. Ptdt.cn has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ptdt. According to our analytics all requests are already optimized.

Network Requests Diagram

ptdt.cn

ptdt.cn

2059 ms

DNParking-202103241036.css

DNParking-202103241036.css

932 ms

beacon_web.min.js

beacon_web.min.js

2168 ms

DNParking-202103241036.css

DNParking-202103241036.css

1503 ms

banner-2.83ca50cdabf674f28af75059106abe88db312320.png

banner-2.83ca50cdabf674f28af75059106abe88db312320.png

1361 ms

back-4.png

back-4.png

636 ms

bg-4.jpg

bg-4.jpg

1131 ms

cloud.svg

cloud.svg

629 ms

dp.svg

dp.svg

692 ms

upload

upload

1094 ms

Accessibility Review

ptdt.cn accessibility score

46

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.

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

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

ptdt.cn best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

ptdt.cn SEO score

85

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ptdt.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 Ptdt.cn 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.

Social Sharing Optimization

ptdt.cn

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