Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 92

    SEO

    Google-friendlier than
    79% of websites

tengzhou.com.cn

滕州论坛 - 滕州信息港论坛

Page Load Speed

64.2 sec in total

First Response

1.7 sec

Resources Loaded

62.1 sec

Page Rendered

420 ms

tengzhou.com.cn screenshot

About Website

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

滕州网友深度互动的网络社区.

Visit tengzhou.com.cn

Key Findings

We analyzed Tengzhou.com.cn page load time and found that the first response time was 1.7 sec and then it took 62.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. This domain responded with an error, which can significantly jeopardize Tengzhou.com.cn rating and web reputation

Performance Metrics

tengzhou.com.cn performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

76/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

tengzhou.com.cn

1726 ms

www.tengzhou.com.cn

5330 ms

style_1_common.css

2346 ms

style.css

822 ms

common.js

3066 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 52% of them (81 requests) were addressed to the original Tengzhou.com.cn, 31% (49 requests) were made to Tzbbs.com.cn and 4% (6 requests) were made to Tzjob.com.cn. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Tzbbs.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 608.7 kB (25%)

Content Size

2.4 MB

After Optimization

1.8 MB

In fact, the total size of Tengzhou.com.cn main page is 2.4 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. 25% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 129.8 kB

  • Original 154.8 kB
  • After minification 145.3 kB
  • After compression 25.0 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 129.8 kB or 84% of the original size.

Image Optimization

-13%

Potential reduce by 252.1 kB

  • Original 1.9 MB
  • After minification 1.7 MB

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. Obviously, Tengzhou needs image optimization as it can save up to 252.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 213.4 kB

  • Original 315.8 kB
  • After minification 307.4 kB
  • After compression 102.4 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 213.4 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 13.4 kB

  • Original 16.2 kB
  • After minification 12.0 kB
  • After compression 2.8 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. Tengzhou.com.cn needs all CSS files to be minified and compressed as it can save up to 13.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (36%)

Requests Now

137

After Optimization

88

The browser has sent 137 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tengzhou. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tengzhou.com.cn accessibility score

51

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

Image elements do not have [alt] attributes

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

tengzhou.com.cn 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tengzhou.com.cn SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    GBK

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