Access htbenet.net. 北大青鸟顺义校区_北大青鸟华腾校区_北京北大青鸟马甸华腾培训校区_北大青鸟职业技术学院简介_北大青鸟顺义电脑培训_北大青鸟计算机网络工程师,电脑培训,顺义电脑,顺义计算机,马甸计算机

htbenet.net screenshot

52

Performance

Renders faster than
69% of other websites
45

Accessibility

Visual factors better than
that of 19% of websites
50

Best Practices

More advanced features
available than in
19% of websites
54

SEO

Google-friendlier than
19% of websites

First Response

1.3 sec

Resources Loaded

19.1 sec

Page Rendered

595 ms

htbenet.net screenshot

About Website

Welcome to htbenet.net homepage info - get ready to check Htbenet best content right away, or after learning these important things about htbenet.net

北大青鸟华腾校区Tel:4000-777-016,北大青鸟计算机网络工程师及管理员培训校区,专注于电脑网络管理、安全等方面专业IT人才培训,教学质量优。北大青鸟强大的师资队伍,1400项教学标准,完善就业体系,部份学员入职奥运企业及外企,参与奥运网络项目,毕业颁发北大青鸟总部国际认证、国家劳动部认证、推荐到国内知名IT企业就业。

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Key Findings

We analyzed Htbenet.net page load time and found that the first response time was 1.3 sec and then it took 19.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value20.6 s

0/100

25%

SI (Speed Index)

Value23.3 s

0/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

htbenet.net

1346 ms

style.css

665 ms

common.css

447 ms

szjs.js

447 ms

jquery-1.11.1.min_044d0927.js

1353 ms

Our browser made a total of 184 requests to load all elements on the main page. We found that 58% of them (107 requests) were addressed to the original Htbenet.net, 27% (49 requests) were made to Views-cdn.easyliao.com and 5% (10 requests) were made to Group2-prd4-live.easyliao.com. The less responsive or slowest element that took the longest time to load (17.8 sec) belongs to the original domain Htbenet.net.

Content Size

4.0 MB

After Optimization

3.2 MB

In fact, the total size of Htbenet.net main page is 4.0 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. 60% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 70.4 kB

Original 85.5 kB
After minification 73.0 kB
After compression 15.1 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. This page needs HTML code to be minified as it can gain 12.5 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 70.4 kB or 82% of the original size.

Image Optimization

-7%

Potential reduce by 219.3 kB

Original 3.1 MB
After minification 2.9 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. Htbenet images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 500.7 kB

Original 769.3 kB
After minification 766.4 kB
After compression 268.6 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 500.7 kB or 65% of the original size.

CSS Optimization

-19%

Potential reduce by 5.4 kB

Original 28.9 kB
After minification 28.9 kB
After compression 23.4 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. Htbenet.net needs all CSS files to be minified and compressed as it can save up to 5.4 kB or 19% of the original size.

Requests Now

178

After Optimization

150

The browser has sent 178 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Htbenet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS 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

<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

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 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.

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

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Htbenet.net 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 Htbenet.net main page’s claimed encoding is gb2312. 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

htbenet.net

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