Tools & Wizards About Us

Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 57

    SEO

    Google-friendlier than
    20% of websites

eje.cz

European Journal of Entomology: Home

Page Load Speed

2.3 sec in total

First Response

507 ms

Resources Loaded

1.6 sec

Page Rendered

116 ms

About Website

Welcome to eje.cz homepage info - get ready to check Eje best content for India right away, or after learning these important things about eje.cz

European Journal, EJE, scientific journal

Visit eje.cz

Key Findings

We analyzed Eje.cz page load time and found that the first response time was 507 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

eje.cz performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

eje.cz

507 ms

eje.cz

478 ms

css

40 ms

lay-shared2.css

206 ms

lay-mag.css

406 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 87% of them (20 requests) were addressed to the original Eje.cz, 4% (1 request) were made to Fonts.googleapis.com and 4% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (507 ms) belongs to the original domain Eje.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.2 kB (21%)

Content Size

78.6 kB

After Optimization

62.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Eje.cz main page is 78.6 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. 20% of websites need less resources to load. CSS take 38.1 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 9.4 kB

  • Original 13.3 kB
  • After minification 12.8 kB
  • After compression 3.9 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. 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 9.4 kB or 71% of the original size.

Image Optimization

-6%

Potential reduce by 196 B

  • Original 3.5 kB
  • After minification 3.3 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. Eje images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 887 B

  • Original 23.6 kB
  • After minification 23.6 kB
  • After compression 22.8 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

-15%

Potential reduce by 5.7 kB

  • Original 38.1 kB
  • After minification 38.0 kB
  • After compression 32.4 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. Eje.cz needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (40%)

Requests Now

20

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eje. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

eje.cz accessibility score

64

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

eje.cz best practices score

75

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

SEO Factors

eje.cz SEO score

57

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

robots.txt is not valid

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Eje.cz 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 Eje.cz main page’s claimed encoding is iso-8859-2. 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

Open Graph data is detected on the main page of Eje. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: