Access sdkyan.com. 山东考研网|山东考研信息网|山大考研网|山东大学考研网|山东地区考研门户网站

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

sdkyan.com

674 ms

www.sdkyan.com

1336 ms

public_new.css

218 ms

index.css

434 ms

function.js

633 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 49% of them (36 requests) were addressed to the original Sdkyan.com, 10% (7 requests) were made to Img.t.sinajs.cn and 8% (6 requests) were made to Wx2.sinaimg.cn. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Wx2.sinaimg.cn.

Content Size

979.0 kB

After Optimization

642.5 kB

In fact, the total size of Sdkyan.com main page is 979.0 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. 35% of websites need less resources to load. Images take 636.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 131.3 kB

Original 149.5 kB
After minification 131.5 kB
After compression 18.2 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. This page needs HTML code to be minified as it can gain 18.1 kB, which is 12% 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 131.3 kB or 88% of the original size.

Image Optimization

-12%

Potential reduce by 76.1 kB

Original 636.1 kB
After minification 559.9 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, Sdkyan needs image optimization as it can save up to 76.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 115.0 kB

Original 164.4 kB
After minification 140.2 kB
After compression 49.4 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 115.0 kB or 70% of the original size.

CSS Optimization

-48%

Potential reduce by 14.0 kB

Original 28.9 kB
After minification 26.6 kB
After compression 14.9 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. Sdkyan.com needs all CSS files to be minified and compressed as it can save up to 14.0 kB or 48% of the original size.

Requests Now

After Optimization

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sdkyan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 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>).

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

Browser errors were logged to the console

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

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

GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sdkyan.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 Sdkyan.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

sdkyan.com

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

山东考研网|山东考研信息网|山大考研网|山东大学考研网|山东地区考研门户网站

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

sdkyan.com

www.sdkyan.com

public_new.css

index.css

function.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

sdkyan.com

www.sdkyan.com

public_new.css

index.css

function.js

tab.js

tupian.js

webtop.css

610555.js

qqjs.js

20130330A.png

logo.gif

sbg.jpg

icon.png

yizhanshi.jpg

index_nav.jpg

ico_bj.png

ico_search.gif

kytu.jpg

baoguofd.jpg

ziliao.jpg

fushi.jpg

gaoduan.jpg

thumb_76_70_20140307020020431.jpg

thumb_76_70_20140307015821456.jpg

thumb_76_70_20140307015516986.gif

20141225021612971.jpg

20150327035611671.png

20150206015137346.png

weixin.jpg

index.php

fuwu_ico.png

ontab.png

ksxd.jpg

ksxd_bg.jpg

ico.gif

pa

pa

pa

pa

pa

service-close.png

dttitle.jpg