Access bbs.jsw.com.cn. 镇江论坛

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value15.8 s

0/100

25%

SI (Speed Index)

Value12.5 s

3/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.169

71/100

15%

TTI (Time to Interactive)

Value6.9 s

55/100

10%

bbs.jsw.com.cn

679 ms

portal.php

481 ms

style_6_common.css

946 ms

common.js

945 ms

portal.js

934 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 56% of them (57 requests) were addressed to the original Bbs.jsw.com.cn, 24% (24 requests) were made to Jsw.com.cn and 4% (4 requests) were made to Eclick.baidu.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Jsw.com.cn.

Content Size

1.7 MB

After Optimization

1.4 MB

In fact, the total size of Bbs.jsw.com.cn main page is 1.7 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 25.1 kB

Original 34.3 kB
After minification 34.1 kB
After compression 9.3 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 25.1 kB or 73% of the original size.

Image Optimization

-5%

Potential reduce by 73.4 kB

Original 1.4 MB
After minification 1.3 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. Bbs Jsw images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 163.8 kB

Original 255.7 kB
After minification 238.9 kB
After compression 91.9 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 163.8 kB or 64% of the original size.

CSS Optimization

-77%

Potential reduce by 47.6 kB

Original 61.6 kB
After minification 59.8 kB
After compression 13.9 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. Bbs.jsw.com.cn needs all CSS files to be minified and compressed as it can save up to 47.6 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bbs Jsw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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 keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

High

Page is blocked from indexing

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

High

Image elements do not have [alt] attributes

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 Bbs.jsw.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 Bbs.jsw.com.cn 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

bbs.jsw.com.cn

Open Graph description is not detected on the main page of Bbs Jsw. 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

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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

bbs.jsw.com.cn

portal.php

style_6_common.css

common.js

portal.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

bbs.jsw.com.cn

portal.php

style_6_common.css

common.js

portal.js

logging.js

m.js

zagt.js

discuz_tips.js

zmkm.jpg

background.png

logo.png

qq_login.gif

sina_login_btn.png

wechat_login.png

140354k6aaq9t75qdc4qc7.jpg

jsyh.jpg

095937xi6slrzd0qxxr56l.jpg

icon1.png

34f7f2c390a0a0e68df63836c24f0af3.jpg

52b485aa90ceb6a233e2303daf150bae.jpg

e550a6f368bafacd279fbe3bc6de82fd.jpg

c8a97c4ca3b188bb70b2fc1f864e2794.jpg

6981394d7ee044d5252927c19516a887.jpg

ecfbf0a01ab40906496878eb09af073d.jpg

ad_close.gif

security.png

px.png

pn.png

nv.png

qmenu.png

nv_a.png

kcmm

0f000nYQaSYrKksMjPksW0.jpg

kcmm

0f00052Z6xhkjgZIYNkIvf.jpg

search.png

arrwd.gif

index1.html

node_8248.htm

title.png

3.gif

z_stat.php