Access verynanjing.com. 99久久免费热在线精品视频_99re热这里有精品首页,最新在线观看免费的a站_最新中文字幕av专区

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

verynanjing.com

2138 ms

style_1_common.css

1212 ms

style_1_forum_index.css

521 ms

common.js

1501 ms

forum.js

697 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 65% of them (49 requests) were addressed to the original Verynanjing.com, 7% (5 requests) were made to Zhongguohucheng.com and 5% (4 requests) were made to Sunkf.net. The less responsive or slowest element that took the longest time to load (14.4 sec) relates to the external source Zhongguohucheng.com.

Content Size

389.7 kB

After Optimization

140.1 kB

In fact, the total size of Verynanjing.com main page is 389.7 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. 15% of websites need less resources to load. Javascripts take 145.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 74.7 kB

Original 91.0 kB
After minification 87.6 kB
After compression 16.3 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 74.7 kB or 82% of the original size.

Image Optimization

-23%

Potential reduce by 20.7 kB

Original 91.1 kB
After minification 70.4 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. Obviously, Verynanjing needs image optimization as it can save up to 20.7 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 106.1 kB

Original 145.2 kB
After minification 121.4 kB
After compression 39.0 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 106.1 kB or 73% of the original size.

CSS Optimization

-77%

Potential reduce by 48.1 kB

Original 62.5 kB
After minification 61.1 kB
After compression 14.4 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. Verynanjing.com needs all CSS files to be minified and compressed as it can save up to 48.1 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Verynanjing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

These are opportunities to improve the interpretation of your content by users in different locales.

High

[lang] attributes do not have a valid value

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Verynanjing.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 Verynanjing.com 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

verynanjing.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

99久久免费热在线精品视频_99re热这里有精品首页,最新在线观看免费的a站_最新中文字幕av专区_2020最新亚洲中文字幕在线

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

verynanjing.com

style_1_common.css

style_1_forum_index.css

common.js

forum.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

verynanjing.com

style_1_common.css

style_1_forum_index.css

common.js

forum.js

logging.js

stat.php

discuz_tips.js

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forum.gif

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