Tools & Wizards About Us
lidsen.com screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

lidsen.com

LIDSEN Publishing Inc.丨The Open Access Publisher

Page Load Speed

3.6 sec in total

First Response

11 ms

Resources Loaded

1.2 sec

Page Rendered

2.4 sec

lidsen.com screenshot

About Website

Welcome to lidsen.com homepage info - get ready to check LIDSEN best content for United States right away, or after learning these important things about lidsen.com

LIDSEN series of journals are published by LIDSEN Publishing Inc, a non-profit scholarly Open Access publisher focused on biological, biomedical and medical studies. We aim to select ground-breaking r...

Visit lidsen.com

Key Findings

We analyzed Lidsen.com page load time and found that the first response time was 11 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

lidsen.com performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0.129

82/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

lidsen.com

11 ms

www.lidsen.com

650 ms

bootstrap3.3.7.css

14 ms

font-awesome.css

11 ms

jquery-1.12.4.js

21 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 47% of them (28 requests) were addressed to the original Lidsen.com, 47% (28 requests) were made to Admin.lidsen.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (650 ms) belongs to the original domain Lidsen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (17%)

Content Size

11.1 MB

After Optimization

9.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lidsen.com main page is 11.1 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 10.7 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 227.2 kB

  • Original 252.1 kB
  • After minification 123.2 kB
  • After compression 24.9 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 129.0 kB, which is 51% 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 227.2 kB or 90% of the original size.

Image Optimization

-15%

Potential reduce by 1.6 MB

  • Original 10.7 MB
  • After minification 9.1 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. Obviously, LIDSEN needs image optimization as it can save up to 1.6 MB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-44%

Potential reduce by 58.0 kB

  • Original 131.2 kB
  • After minification 131.1 kB
  • After compression 73.1 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 58.0 kB or 44% of the original size.

CSS Optimization

-7%

Potential reduce by 3.6 kB

  • Original 51.6 kB
  • After minification 51.6 kB
  • After compression 48.0 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. Lidsen.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (35%)

Requests Now

55

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LIDSEN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lidsen.com

lidsen.com

11 ms

www.lidsen.com

www.lidsen.com

650 ms

bootstrap3.3.7.css

bootstrap3.3.7.css

14 ms

font-awesome.css

font-awesome.css

11 ms

jquery-1.12.4.js

jquery-1.12.4.js

21 ms

bootstrap3.3.7.js

bootstrap3.3.7.js

12 ms

bootsnav.css

bootsnav.css

36 ms

bootsnav-overwrite.css

bootsnav-overwrite.css

38 ms

bootsnav-style.css

bootsnav-style.css

37 ms

bootsnav-color.css

bootsnav-color.css

40 ms

bootsnav.js

bootsnav.js

41 ms

layui.css

layui.css

40 ms

layui.js

layui.js

41 ms

readmore.js

readmore.js

40 ms

js

js

102 ms

layManuMedia.css

layManuMedia.css

40 ms

js

js

139 ms

jquery.toTop.js

jquery.toTop.js

64 ms

addthis_widget.js

addthis_widget.js

160 ms

layer.js

layer.js

45 ms

5f72a1ca374e2.jpg

5f72a1ca374e2.jpg

80 ms

5f72a1d380fe0.jpg

5f72a1d380fe0.jpg

234 ms

5f72a1df29420.jpg

5f72a1df29420.jpg

235 ms

5f72a151c56c0.jpg

5f72a151c56c0.jpg

233 ms

5f72a15f529f8.jpg

5f72a15f529f8.jpg

234 ms

666f8f6314c43.png

666f8f6314c43.png

73 ms

666f8f7202f60.png

666f8f7202f60.png

80 ms

666f8d9629eb2.png

666f8d9629eb2.png

232 ms

620266550400c.png

620266550400c.png

233 ms

65ae326aa4ccd.jpg

65ae326aa4ccd.jpg

234 ms

5bd171c715e00.png

5bd171c715e00.png

236 ms

6204bad4073f6.png

6204bad4073f6.png

234 ms

666f88a63900c.png

666f88a63900c.png

234 ms

66025a81b6c83.jpg

66025a81b6c83.jpg

235 ms

66ac7642be807.jpg

66ac7642be807.jpg

236 ms

65bb569b13033.jpg

65bb569b13033.jpg

237 ms

65bb295e48b0f.jpg

65bb295e48b0f.jpg

236 ms

65bb28f7f171a.jpg

65bb28f7f171a.jpg

237 ms

669a0b5390047.jpg

669a0b5390047.jpg

304 ms

668f9a812c5d5.jpg

668f9a812c5d5.jpg

289 ms

662722cfe827c.jpg

662722cfe827c.jpg

342 ms

66b1c2343f848.jpg

66b1c2343f848.jpg

342 ms

669879c98892f.jpg

669879c98892f.jpg

350 ms

668b7e0d0edc1.jpg

668b7e0d0edc1.jpg

342 ms

661dd198b87bc.jpg

661dd198b87bc.jpg

381 ms

6621d1157b44b.jpg

6621d1157b44b.jpg

394 ms

66bf189e2cd88.jpg

66bf189e2cd88.jpg

437 ms

66cd51f87e085.jpg

66cd51f87e085.jpg

439 ms

logo.png

logo.png

23 ms

unknow-avatar.png

unknow-avatar.png

23 ms

open_access.png

open_access.png

24 ms

777.jpg

777.jpg

42 ms

arrow_left.png

arrow_left.png

20 ms

arrow_right.png

arrow_right.png

21 ms

layer.css

layer.css

21 ms

form.js

form.js

19 ms

carousel.js

carousel.js

10 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

64 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

88 ms

Accessibility Review

lidsen.com accessibility score

65

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Best Practices

lidsen.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lidsen.com SEO score

75

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

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

High

Tap targets are not sized appropriately

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 Lidsen.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 Lidsen.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

lidsen.com

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