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caijournal.com screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

caijournal.com

Community Acquired Infection

Page Load Speed

4.5 sec in total

First Response

199 ms

Resources Loaded

4 sec

Page Rendered

220 ms

caijournal.com screenshot

About Website

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Key Findings

We analyzed Caijournal.com page load time and found that the first response time was 199 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

caijournal.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value900 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.621

10/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

caijournal.com

199 ms

cai

1449 ms

widgets.js

31 ms

MathJax.js

43 ms

js

102 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Caijournal.com, 72% (39 requests) were made to Hksmp.com and 7% (4 requests) were made to Mirrors.creativecommons.org. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Hksmp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.4 kB (19%)

Content Size

526.6 kB

After Optimization

426.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Caijournal.com main page is 526.6 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. 50% of websites need less resources to load. Images take 256.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 32.6 kB

  • Original 42.7 kB
  • After minification 39.9 kB
  • After compression 10.1 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. 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 32.6 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 2.7 kB

  • Original 256.3 kB
  • After minification 253.6 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. Caijournal images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 54.1 kB

  • Original 198.1 kB
  • After minification 198.1 kB
  • After compression 144.0 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 54.1 kB or 27% of the original size.

CSS Optimization

-37%

Potential reduce by 10.9 kB

  • Original 29.4 kB
  • After minification 22.8 kB
  • After compression 18.5 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. Caijournal.com needs all CSS files to be minified and compressed as it can save up to 10.9 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (60%)

Requests Now

50

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Caijournal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

caijournal.com

caijournal.com

199 ms

cai

cai

1449 ms

widgets.js

widgets.js

31 ms

MathJax.js

MathJax.js

43 ms

js

js

102 ms

css

css

356 ms

css

css

710 ms

fontawesome.css

fontawesome.css

629 ms

mmenu-light.css

mmenu-light.css

651 ms

grid.min.css

grid.min.css

652 ms

style.css

style.css

653 ms

responsive.css

responsive.css

656 ms

slick.min.css

slick.min.css

837 ms

slick-theme.min.css

slick-theme.min.css

866 ms

animate.min.css

animate.min.css

867 ms

modern_simple.css

modern_simple.css

871 ms

css

css

1013 ms

citations.css

citations.css

919 ms

orcidProfile.css

orcidProfile.css

1045 ms

styleSheet.css

styleSheet.css

1082 ms

pageHeaderLogoImage_en_US.png

pageHeaderLogoImage_en_US.png

1298 ms

cc.svg

cc.svg

61 ms

jquery.min.js

jquery.min.js

1301 ms

jquery-ui.min.js

jquery-ui.min.js

1343 ms

popper.js

popper.js

1447 ms

util.js

util.js

1251 ms

dropdown.js

dropdown.js

1295 ms

main.js

main.js

1460 ms

mmenu-light.js

mmenu-light.js

1512 ms

readmore.min.js

readmore.min.js

1513 ms

app.js

app.js

1517 ms

slick.min.js

slick.min.js

1554 ms

d3.v4.js

d3.v4.js

93 ms

d3.layout.cloud.js

d3.layout.cloud.js

44 ms

1-9701734e93c63f2daf8546bd5028ace8.jpg

1-9701734e93c63f2daf8546bd5028ace8.jpg

632 ms

eic.jpg

eic.jpg

1665 ms

crossref-6496344d3558632e7b41632489b9ad96.jpg

crossref-6496344d3558632e7b41632489b9ad96.jpg

1877 ms

cope.jpg

cope.jpg

1943 ms

icmje-bfa1afa71a482ef505323897a31e7872.jpg

icmje-bfa1afa71a482ef505323897a31e7872.jpg

1943 ms

wame-e20d75086d045930b3878dbca8fd601e.jpg

wame-e20d75086d045930b3878dbca8fd601e.jpg

1733 ms

ojs_brand.png

ojs_brand.png

1765 ms

by.svg

by.svg

90 ms

nc.svg

nc.svg

112 ms

sa.svg

sa.svg

113 ms

TeX-MML-AM_CHTML.js

TeX-MML-AM_CHTML.js

23 ms

css2

css2

30 ms

modern_simple.jpg

modern_simple.jpg

837 ms

DOI_logo.svg

DOI_logo.svg

864 ms

bar_artikel.jpg

bar_artikel.jpg

972 ms

bar_galley.jpg

bar_galley.jpg

987 ms

KFOmCnqEu92Fr1Me5g.woff

KFOmCnqEu92Fr1Me5g.woff

22 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1167 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

35 ms

settings

settings

96 ms

Accessibility Review

caijournal.com accessibility score

88

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

caijournal.com best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

caijournal.com SEO score

46

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Caijournal.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Caijournal.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

caijournal.com

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