Tools & Wizards About Us

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

teacherws.com

高中物理知识点总结-旧站数据已迁移

Page Load Speed

4.1 sec in total

First Response

1.5 sec

Resources Loaded

2.6 sec

Page Rendered

60 ms

About Website

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

高中物理网旗下高中物理知识点总结专题网站，本站提供免费高中物理知识点总结，高中物理公式大全，物理教学视频供大家学习。

Visit teacherws.com

Key Findings

We analyzed Teacherws.com page load time and found that the first response time was 1.5 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

teacherws.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

teacherws.com

1458 ms

style.css

283 ms

jquery.js

863 ms

kxbdSuperMarquee.js

600 ms

top.jpg

291 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that all of those requests were addressed to Teacherws.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Teacherws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.1 kB (16%)

Content Size

32.4 kB

After Optimization

27.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teacherws.com main page is 32.4 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 10% of websites need less resources to load. Javascripts take 19.8 kB which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 1.0 kB

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 997 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 1.0 kB or 51% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 6.9 kB
  • After minification 6.9 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. Teacherws images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 2.9 kB

  • Original 19.8 kB
  • After minification 19.8 kB
  • After compression 16.9 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 2.9 kB or 15% of the original size.

CSS Optimization

-33%

Potential reduce by 1.2 kB

  • Original 3.6 kB
  • After minification 3.6 kB
  • After compression 2.4 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. Teacherws.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 33% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teacherws. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

teacherws.com accessibility score

90

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

teacherws.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

teacherws.com SEO score

67

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Teacherws.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 Teacherws.com 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

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