Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

yantubbs.com

岩土论坛 - 领先的岩土技术社区,岩土领域的媒体、社区与应用平台!

Page Load Speed

8.1 sec in total

First Response

693 ms

Resources Loaded

7.1 sec

Page Rendered

229 ms

yantubbs.com screenshot

About Website

Visit yantubbs.com now to see the best up-to-date Yantubbs content for China and also check out these interesting facts you probably never knew about yantubbs.com

岩土工作者的家园,岩土工程社区,本站点是一个面向广大岩土工程工作者的岩土工程综合站点,主要内容有岩土工程若干方面的技术问题,包括常用岩土工程规范(提供下载)、基坑工程、基础工程、软土工程、地基处理、岩土软件(提供下载)、原位测试、边坡工程等

Visit yantubbs.com

Key Findings

We analyzed Yantubbs.com page load time and found that the first response time was 693 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

yantubbs.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

yantubbs.com

693 ms

bbs.yantuchina.com

1271 ms

pw_core.css

375 ms

wind_wind.css

668 ms

core.js

859 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Yantubbs.com, 82% (82 requests) were made to Bbs.yantuchina.com and 2% (2 requests) were made to Yantuchina.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Yuntan.360.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.6 kB (34%)

Content Size

807.1 kB

After Optimization

535.5 kB

In fact, the total size of Yantubbs.com main page is 807.1 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. 30% of websites need less resources to load. Images take 543.6 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 46.5 kB

  • Original 60.7 kB
  • After minification 58.6 kB
  • After compression 14.2 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 46.5 kB or 77% of the original size.

Image Optimization

-17%

Potential reduce by 90.2 kB

  • Original 543.6 kB
  • After minification 453.4 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, Yantubbs needs image optimization as it can save up to 90.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 93.6 kB

  • Original 148.1 kB
  • After minification 121.5 kB
  • After compression 54.5 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 93.6 kB or 63% of the original size.

CSS Optimization

-75%

Potential reduce by 41.3 kB

  • Original 54.7 kB
  • After minification 49.8 kB
  • After compression 13.5 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. Yantubbs.com needs all CSS files to be minified and compressed as it can save up to 41.3 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (41%)

Requests Now

91

After Optimization

54

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yantubbs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

yantubbs.com accessibility score

65

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

yantubbs.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

yantubbs.com SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Document uses plugins

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 Yantubbs.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 Yantubbs.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

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