Tools & Wizards About Us
ekolist.cz screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    55% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

ekolist.cz

Ekolist.cz: životní prostředí, příroda, ekologie, klima, biodiverzita, energetika, krajina, doprava i cestování

Page Load Speed

5.5 sec in total

First Response

831 ms

Resources Loaded

4.5 sec

Page Rendered

234 ms

ekolist.cz screenshot

About Website

Click here to check amazing Ekolist content for Czech Republic. Otherwise, check out these important facts you probably never knew about ekolist.cz

Aktuální zpravodajství a publicistika o přírodě a životním prostředí. Pro všechny, kteří mají rádi nejenom sebe.

Visit ekolist.cz

Key Findings

We analyzed Ekolist.cz page load time and found that the first response time was 831 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ekolist.cz performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

ekolist.cz

831 ms

ekolist.css

245 ms

aajslib.php3

948 ms

lytebox.js

488 ms

lytebox.css

235 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 25% of them (25 requests) were addressed to the original Ekolist.cz, 17% (17 requests) were made to Static.xx.fbcdn.net and 10% (10 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Aa.ecn.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 392.8 kB (45%)

Content Size

863.6 kB

After Optimization

470.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ekolist.cz main page is 863.6 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. 60% of websites need less resources to load. Javascripts take 412.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 33.7 kB

  • Original 44.5 kB
  • After minification 37.0 kB
  • After compression 10.8 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 7.5 kB, which is 17% 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 33.7 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 14.9 kB

  • Original 357.7 kB
  • After minification 342.9 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. Ekolist images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 303.5 kB

  • Original 412.3 kB
  • After minification 330.3 kB
  • After compression 108.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 303.5 kB or 74% of the original size.

CSS Optimization

-83%

Potential reduce by 40.7 kB

  • Original 49.0 kB
  • After minification 37.9 kB
  • After compression 8.3 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. Ekolist.cz needs all CSS files to be minified and compressed as it can save up to 40.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (56%)

Requests Now

95

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ekolist. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ekolist.cz

ekolist.cz

831 ms

ekolist.css

ekolist.css

245 ms

aajslib.php3

aajslib.php3

948 ms

lytebox.js

lytebox.js

488 ms

lytebox.css

lytebox.css

235 ms

jsview.php3

jsview.php3

279 ms

script.js

script.js

503 ms

bb_one2n.js

bb_one2n.js

257 ms

bb_one2n.113.65.77.1.js

bb_one2n.113.65.77.1.js

640 ms

plusone.js

plusone.js

152 ms

sucho_424.jpg

sucho_424.jpg

1044 ms

dot.asp

dot.asp

406 ms

ekolist-ekolist.gif

ekolist-ekolist.gif

136 ms

_pix.gif

_pix.gif

136 ms

img.php

img.php

136 ms

img.php

img.php

146 ms

img.php

img.php

137 ms

img.php

img.php

140 ms

img.php

img.php

430 ms

NET4GAS_2Q2015_Bliz_prirode_300x250px.gif

NET4GAS_2Q2015_Bliz_prirode_300x250px.gif

522 ms

logo-praha.gif

logo-praha.gif

256 ms

logo-mzp.gif

logo-mzp.gif

257 ms

logo_ctk.png

logo_ctk.png

260 ms

logo-net4gas-50x50.png

logo-net4gas-50x50.png

307 ms

cervenakarkulka_424.jpg

cervenakarkulka_424.jpg

1031 ms

bg-menu.gif

bg-menu.gif

389 ms

sipka-title.gif

sipka-title.gif

399 ms

ik-vice-cerna-hlavni.gif

ik-vice-cerna-hlavni.gif

401 ms

ik-vice-cerna.gif

ik-vice-cerna.gif

402 ms

sipka-modra-prazdna.gif

sipka-modra-prazdna.gif

505 ms

ik-vice-cerna.png

ik-vice-cerna.png

513 ms

cookie

cookie

434 ms

context

context

161 ms

sdk.js

sdk.js

355 ms

follow_button.html

follow_button.html

36 ms

platform.js

platform.js

50 ms

fbds.js

fbds.js

426 ms

bbnaut-lib-1.7.5.min.js

bbnaut-lib-1.7.5.min.js

563 ms

jot

jot

120 ms

info.json

info.json

179 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

19 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

34 ms

follow

follow

94 ms

postmessageRelay

postmessageRelay

113 ms

cimage2.png

cimage2.png

168 ms

rs=AGLTcCPsBujrgRVWs4Y3W_vEUvdJblQgvA

rs=AGLTcCPsBujrgRVWs4Y3W_vEUvdJblQgvA

7 ms

rs=AGLTcCPTtRhiXbJvk-tT1MEod2Z8vc5NOA

rs=AGLTcCPTtRhiXbJvk-tT1MEod2Z8vc5NOA

15 ms

rs=AGLTcCMxSivMbhsJXh8JqV-NA9TRV4sKWw

rs=AGLTcCMxSivMbhsJXh8JqV-NA9TRV4sKWw

62 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

220 ms

dtpHsbgPEm2lVWciJZ0P-A.ttf

dtpHsbgPEm2lVWciJZ0P-A.ttf

241 ms

bdHGHleUa-ndQCOrdpfxfw.ttf

bdHGHleUa-ndQCOrdpfxfw.ttf

292 ms

1077434459-postmessagerelay.js

1077434459-postmessagerelay.js

198 ms

rpc:shindig_random.js

rpc:shindig_random.js

90 ms

385 ms

xd_arbiter.php

xd_arbiter.php

386 ms

xd_arbiter.php

xd_arbiter.php

573 ms

182 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

19 ms

370 ms

print.css

print.css

145 ms

xgemius.js

xgemius.js

524 ms

ga.js

ga.js

177 ms

co

co

323 ms

__utm.gif

__utm.gif

20 ms

collect

collect

59 ms

page.php

page.php

401 ms

fpdata.js

fpdata.js

108 ms

lsget.html

lsget.html

349 ms

73 ms

ik8d09sCUBr.css

ik8d09sCUBr.css

291 ms

foTD7Ql5gTP.css

foTD7Ql5gTP.css

361 ms

0qLQh5TpIfD.css

0qLQh5TpIfD.css

431 ms

m3UplzJmRpp.css

m3UplzJmRpp.css

495 ms

SRSW8M763HA.js

SRSW8M763HA.js

631 ms

BB2iUSrtTSr.js

BB2iUSrtTSr.js

657 ms

XokP-R2tSzH.js

XokP-R2tSzH.js

568 ms

cTsUJN-URQ2.js

cTsUJN-URQ2.js

499 ms

RFvRVBkbFtO.js

RFvRVBkbFtO.js

675 ms

rexdot.js

rexdot.js

107 ms

251907_10150971796519313_39305313_n.jpg

251907_10150971796519313_39305313_n.jpg

385 ms

safe_image.php

safe_image.php

366 ms

safe_image.php

safe_image.php

439 ms

safe_image.php

safe_image.php

497 ms

safe_image.php

safe_image.php

569 ms

safe_image.php

safe_image.php

572 ms

954855_10151885421299313_731744876_n.jpg

954855_10151885421299313_731744876_n.jpg

443 ms

12439053_10205943554893738_3412187011147399851_n.jpg

12439053_10205943554893738_3412187011147399851_n.jpg

513 ms

12548963_112734512442210_8774508004883652814_n.jpg

12548963_112734512442210_8774508004883652814_n.jpg

575 ms

12250025_951998794867413_8862108719771207093_n.jpg

12250025_951998794867413_8862108719771207093_n.jpg

579 ms

12919789_110859445982191_4549450266812611695_n.jpg

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587 ms

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579 ms

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580 ms

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580 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

70 ms

Wh-wXqXludh.png

Wh-wXqXludh.png

72 ms

9TAncA0P76f.js

9TAncA0P76f.js

79 ms

UlhmM0m3TH8.js

UlhmM0m3TH8.js

77 ms

R9GKCzjAnbk.js

R9GKCzjAnbk.js

74 ms

AWWjhOengNF.js

AWWjhOengNF.js

72 ms

YnSasnyq68i.js

YnSasnyq68i.js

73 ms

kQf_jlUv-kX.js

kQf_jlUv-kX.js

72 ms

Accessibility Review

ekolist.cz accessibility score

74

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

ekolist.cz best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

ekolist.cz SEO score

85

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ekolist.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Ekolist.cz main page’s claimed encoding is windows-1250. 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

ekolist.cz

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