Tools & Wizards About Us

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

librosdemetafisica.com

华体会app官网(中国)有限公司

Page Load Speed

650 ms in total

First Response

147 ms

Resources Loaded

306 ms

Page Rendered

197 ms

About Website

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

华体会app官网(中国)有限公司成立1988年，企业注册资金8亿元，总资本88亿元。目前公司拥有一批高精尖的专业工程技术人员，具有雄厚的技术实力，已经取得了八十多项专利，其中发明专利十二项，所有产品均已通过国家3C认证，并且先后通过了GB/T19001-2016/ISO9001：2015质量管理体系认证、环境管理体系认证、职业健康安全管理体系认证。公司成立多年以来，在全体员工的不懈地共同努力下，先...

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Key Findings

We analyzed Librosdemetafisica.com page load time and found that the first response time was 147 ms and then it took 503 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

librosdemetafisica.com performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

librosdemetafisica.com

147 ms

back07.jpg

39 ms

index01.jpg

90 ms

index02.jpg

95 ms

index03.jpg

92 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Librosdemetafisica.com and no external sources were called. The less responsive or slowest element that took the longest time to load (147 ms) belongs to the original domain Librosdemetafisica.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.5 kB (15%)

Content Size

36.3 kB

After Optimization

30.8 kB

  • HTML
  • Images

In fact, the total size of Librosdemetafisica.com main page is 36.3 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. Only 5% of websites need less resources to load. Images take 28.3 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 5.4 kB

  • Original 8.0 kB
  • After minification 7.3 kB
  • After compression 2.6 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 5.4 kB or 67% of the original size.

Image Optimization

-0%

Potential reduce by 88 B

  • Original 28.3 kB
  • After minification 28.2 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. Librosdemetafisica images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Librosdemetafisica. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

librosdemetafisica.com accessibility score

93

Accessibility Issues

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

librosdemetafisica.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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

librosdemetafisica.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Librosdemetafisica.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Librosdemetafisica.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

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