Tools & Wizards About Us
ichunqiu.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ichunqiu.com

【i春秋】-专注网络安全_信息安全_白帽子的在线学习_教育_培训平台

Page Load Speed

13.1 sec in total

First Response

674 ms

Resources Loaded

12.2 sec

Page Rendered

318 ms

ichunqiu.com screenshot

About Website

Click here to check amazing Ichunqiu content for China. Otherwise, check out these important facts you probably never knew about ichunqiu.com

i春秋（www.ichunqiu.com）专注网络安全、信息安全、白帽子技术的在线学习，实训平台。CISP持续教育培训平台,致力于为网络安全、信息安全、白帽子技术爱好者提供便捷,优质的视频教程,学习社区,在线实验评测、SRC部落等在线学习产品和服务,涵盖Web安全、漏洞分析、Android安全、iOS安全、企业安全等权威专业视频教程

Visit ichunqiu.com

Key Findings

We analyzed Ichunqiu.com page load time and found that the first response time was 674 ms and then it took 12.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ichunqiu.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

ichunqiu.com

674 ms

ichunqiu.com

968 ms

www.ichunqiu.com

1648 ms

jquery.mCustomScrollbar.min.css

1226 ms

main.css

1390 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 8% of them (9 requests) were addressed to the original Ichunqiu.com, 90% (103 requests) were made to Static2.ichunqiu.com and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Static2.ichunqiu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 204.8 kB (6%)

Content Size

3.5 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Ichunqiu.com main page is 3.5 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 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 66.6 kB

  • Original 77.5 kB
  • After minification 50.5 kB
  • After compression 10.9 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 27.0 kB, which is 35% 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 66.6 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 133.2 kB

  • Original 3.4 MB
  • After minification 3.2 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. Ichunqiu images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 5.0 kB

  • Original 94.2 kB
  • After minification 94.2 kB
  • After compression 89.2 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.

Requests Breakdown

Number of requests can be reduced by 18 (16%)

Requests Now

112

After Optimization

94

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ichunqiu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ichunqiu.com

ichunqiu.com

674 ms

ichunqiu.com

ichunqiu.com

968 ms

www.ichunqiu.com

www.ichunqiu.com

1648 ms

jquery.mCustomScrollbar.min.css

jquery.mCustomScrollbar.min.css

1226 ms

main.css

main.css

1390 ms

reset.css

reset.css

1508 ms

base.css

base.css

1676 ms

IRD-i.css

IRD-i.css

1260 ms

robot.css

robot.css

1326 ms

component.css

component.css

1465 ms

header.css

header.css

1521 ms

footer.css

footer.css

1581 ms

jquery.js

jquery.js

1857 ms

jQuery.ajax.js

jQuery.ajax.js

1724 ms

component.js

component.js

1752 ms

mix.js

mix.js

1775 ms

base.js

base.js

1856 ms

area.js

area.js

2000 ms

header.js

header.js

2076 ms

jquery.mCustomScrollbar.concat.min.js

jquery.mCustomScrollbar.concat.min.js

2045 ms

main.js

main.js

2069 ms

logo.png

logo.png

2128 ms

new_whitebgd.gif

new_whitebgd.gif

2084 ms

zyahz.png

zyahz.png

2236 ms

downcode.png

downcode.png

2345 ms

concat.png

concat.png

2703 ms

qqme.png

qqme.png

2316 ms

appdown.png

appdown.png

2345 ms

wxcode.png

wxcode.png

2470 ms

weibocode.png

weibocode.png

2555 ms

log_qad.png

log_qad.png

2862 ms

log_close.png

log_close.png

2592 ms

log_train.png

log_train.png

2700 ms

search.png

search.png

1041 ms

vip.gif

vip.gif

1160 ms

17192211248117.jpg

17192211248117.jpg

1613 ms

17213623919748.jpg

17213623919748.jpg

1687 ms

b1.png

b1.png

2095 ms

b2.png

b2.png

1365 ms

b3.png

b3.png

1483 ms

b4.png

b4.png

1438 ms

b5.png

b5.png

1709 ms

b6.png

b6.png

1704 ms

b7.png

b7.png

1815 ms

b8.png

b8.png

1879 ms

b9.png

b9.png

2656 ms

b10.png

b10.png

1979 ms

lightning_bg.gif

lightning_bg.gif

2437 ms

s_loading.png

s_loading.png

2063 ms

wbIcon.png

wbIcon.png

2052 ms

wbCode.png

wbCode.png

2168 ms

wxIcon.png

wxIcon.png

2180 ms

wxCode.png

wxCode.png

2249 ms

dyIcon.png

dyIcon.png

2040 ms

dyCode.png

dyCode.png

2218 ms

kr.png

kr.png

2311 ms

hm.js

hm.js

1276 ms

push.js

push.js

1210 ms

hotSearch

hotSearch

452 ms

ajaxTrainUser

ajaxTrainUser

998 ms

hm.gif

hm.gif

314 ms

banner

banner

824 ms

school1.png

school1.png

2285 ms

getHomeCourse

getHomeCourse

666 ms

getTrainData

getTrainData

1155 ms

getEveryoneLearning

getEveryoneLearning

1295 ms

school3.png

school3.png

257 ms

school4.png

school4.png

244 ms

school5.png

school5.png

231 ms

school6.png

school6.png

232 ms

school2.png

school2.png

304 ms

school7.png

school7.png

471 ms

school8.png

school8.png

460 ms

school9.png

school9.png

498 ms

school10.png

school10.png

519 ms

earth.gif

earth.gif

1796 ms

1623130589112.png

1623130589112.png

326 ms

1623131304085.png

1623131304085.png

470 ms

1623130613564.png

1623130613564.png

447 ms

1623131331037.png

1623131331037.png

301 ms

is_major.png

is_major.png

531 ms

50381.jpg

50381.jpg

855 ms

53009.jpg

53009.jpg

1033 ms

53437.png

53437.png

1031 ms

1532921757090.jpg

1532921757090.jpg

836 ms

1521596447760.jpg

1521596447760.jpg

1276 ms

1517880856863.jpg

1517880856863.jpg

1190 ms

17108163794901.jpg

17108163794901.jpg

1398 ms

17060061296216.png

17060061296216.png

1599 ms

user.png

user.png

1356 ms

17229095055435.jpg

17229095055435.jpg

2006 ms

17229095004053.jpg

17229095004053.jpg

2012 ms

17068402874548.jpg

17068402874548.jpg

1442 ms

17068402812133.jpg

17068402812133.jpg

1980 ms

17061693278094.jpg

17061693278094.jpg

1681 ms

17061693227908.jpg

17061693227908.jpg

1929 ms

17044347446356.jpg

17044347446356.jpg

2076 ms

17217870383305.jpg

17217870383305.jpg

1943 ms

train_dot.png

train_dot.png

1836 ms

train_c1.png

train_c1.png

1831 ms

train1.png

train1.png

1890 ms

train2.png

train2.png

1929 ms

train3.png

train3.png

1908 ms

train4.png

train4.png

2618 ms

hot.png

hot.png

2064 ms

train_line.png

train_line.png

2086 ms

train1_1.png

train1_1.png

2124 ms

train2_1.png

train2_1.png

2139 ms

train3_1.png

train3_1.png

2184 ms

train4_1.png

train4_1.png

2293 ms

train5_1.png

train5_1.png

2317 ms

train-cancat.png

train-cancat.png

2373 ms

DefaultUserIcon.png

DefaultUserIcon.png

2248 ms

study2.png

study2.png

2305 ms

study1.png

study1.png

2381 ms

Accessibility Review

ichunqiu.com accessibility score

72

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.

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

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ichunqiu.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Low

Detected JavaScript libraries

SEO Factors

ichunqiu.com SEO score

92

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

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

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 Ichunqiu.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 Ichunqiu.com 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

ichunqiu.com

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