Access news.nwpu.edu.cn. 视窗-西北工业大学新闻网

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value4,130 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.224

56/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

news.nwpu.edu.cn

1789 ms

news.nwpu.edu.cn

1442 ms

style2018.css

458 ms

aos.css

856 ms

_sitegray_d.css

764 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that all of those requests were addressed to News.nwpu.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (19.9 sec) belongs to the original domain News.nwpu.edu.cn.

Content Size

11.7 MB

After Optimization

11.0 MB

In fact, the total size of News.nwpu.edu.cn main page is 11.7 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. 65% of websites need less resources to load. Images take 11.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 81.5 kB

Original 103.9 kB
After minification 101.9 kB
After compression 22.4 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 81.5 kB or 78% of the original size.

Image Optimization

-5%

Potential reduce by 576.5 kB

Original 11.1 MB
After minification 10.5 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. News Nwpu images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 9.8 kB

Original 408.3 kB
After minification 408.3 kB
After compression 398.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 779 B

Original 42.9 kB
After minification 42.8 kB
After compression 42.1 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. News.nwpu.edu.cn has all CSS files already compressed.

Requests Now

115

After Optimization

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of News Nwpu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

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.

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

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

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

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise News.nwpu.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that News.nwpu.edu.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

news.nwpu.edu.cn

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

视窗-西北工业大学新闻网

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

news.nwpu.edu.cn

news.nwpu.edu.cn

style2018.css

aos.css

_sitegray_d.css

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

news.nwpu.edu.cn

news.nwpu.edu.cn

style2018.css

aos.css

_sitegray_d.css

_sitegray.js

index.vsb.css

counter.js

dynclicks.js

openlink.js

simple.js

base64.js

jquery-latest.min.js

vue.js

bluebird.min.js

axios.js

polyfill.js

token.js

index.css

index.js

public.js

centerCutImg.js

ajax.js

mp4video.js

aos.js

bdtxk2018.js

index2018.js

slide2018.js

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