Tools & Wizards About Us
pdfbestbooks.com screenshot

Report Summary

  • 0

    Performance

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

pdfbestbooks.com

金沙总站唯一官网(集团)有限公司

Page Load Speed

14.3 sec in total

First Response

371 ms

Resources Loaded

13.5 sec

Page Rendered

414 ms

pdfbestbooks.com screenshot

About Website

Click here to check amazing Pdfbestbooks content. Otherwise, check out these important facts you probably never knew about pdfbestbooks.com

金沙总站唯一官网是最顶级的运营方式,领导着业界走向,,进行十大靠谱网投平台下载马上娱乐,现在还有优惠活动。

Visit pdfbestbooks.com

Key Findings

We analyzed Pdfbestbooks.com page load time and found that the first response time was 371 ms and then it took 14 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

pdfbestbooks.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value81,910 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.419

23/100

15%

TTI (Time to Interactive)

Value143.1 s

0/100

10%

Network Requests Diagram

www.pdfbestbooks.com

371 ms

common.js

464 ms

tj.js

358 ms

dxj-common.php

144 ms

dxj-common.php

145 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 43% of them (3 requests) were addressed to the original Pdfbestbooks.com, 29% (2 requests) were made to 0 and 14% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (12.4 sec) relates to the external source Js.users.51.la.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.5 kB (63%)

Content Size

5.6 kB

After Optimization

2.1 kB

  • HTML
  • JavaScript

In fact, the total size of Pdfbestbooks.com main page is 5.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 4.3 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 851 B

  • Original 1.3 kB
  • After minification 1.3 kB
  • After compression 421 B

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 851 B or 67% of the original size.

JavaScript Optimization

-62%

Potential reduce by 2.7 kB

  • Original 4.3 kB
  • After minification 3.4 kB
  • After compression 1.6 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 2.7 kB or 62% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • AJAX
  • JavaScript

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pdfbestbooks. According to our analytics all requests are already optimized.

Network Requests Diagram

www.pdfbestbooks.com

www.pdfbestbooks.com

371 ms

common.js

common.js

464 ms

tj.js

tj.js

358 ms

dxj-common.php

dxj-common.php

144 ms

dxj-common.php

dxj-common.php

145 ms

21346713.js

21346713.js

12354 ms

kk1.dxj700.com

kk1.dxj700.com

57 ms

Accessibility Review

pdfbestbooks.com accessibility score

45

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

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

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

pdfbestbooks.com best practices score

67

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

pdfbestbooks.com SEO score

92

Search Engine Optimization Advices

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pdfbestbooks.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 Pdfbestbooks.com main page’s claimed encoding is . 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

pdfbestbooks.com

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